Data Quality Reports for Session: 185340 User: paredesp1 Completed: 05/03/2017


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D040719.2NSA/MET/TWR/C1 - power outage at 40m levelnsametC1.b1Missing
D040722.2NSA/MET/TWR/C1 - Chilled Mirror transmit logic board chipset unsuited for Arctic
temperatures
nsametC1.b1Missing
D040722.3NSA/MET/C2 - Chilled Mirror grounding and timing issuesnsametC2.b1Incorrect
D040728.1NSA/MET/C1 - CMH Dew Point and RH data IncorrectnsametC1.b1Incorrect
D041004.1NSA/MET/TWR/C2 - Data Incorrect during MaintenancensametC2.b1Incorrect
D041004.2NSA/MET/TWR/C2 - All Data Missing or Incorrect during MaintenancensametC2.b1Incorrect
D041004.3NSA/MET/C2 - PWS Data SuspectnsametC2.b1Suspect
D041011.2NSA/MET/TWR/C1 - 20m Temperature/RH Sensor FailingnsametC1.b1Incorrect
D041101.1NSA/MET/TWR/C1 - Instrument problem, Frosting/CondensationnsametC1.b1Incorrect
D041112.1NSA/MET/TWR/C2 - Instrument problemnsametC2.b1Missing
D041214.1NSA/MET/TWR/C1 - All 10m level Data MissingnsametC1.b1Missing
D050112.1NSA/C1 - Site-wide power failurensametC1.b1Missing
D050124.2NSA/MET/C1 - CMH data intermittently poornsametC1.b1Suspect
D050224.1NSA/MET/TWR/C2 - Tower LowerednsametC2.b1Suspect
D050527.2NSA/MET/C1 - Reprocessed: Incorrect Maximum for Precip ValuesnsametC1.b1Does not affect quality
D050527.3NSA/MET/C2 - Incorrect Maximum for Precip ValuesnsametC2.b1Does not affect quality
D050603.2NSA/MET/C2 - CMH Data Missing During CalibrationnsametC2.b1Incorrect
D050727.1NSA/MET/C1 - CMH mirror dirtynsametC1.b1Incorrect
D050829.1NSA/MET/TWR/C2 - Tower Lowered, Data Not RepresentativensametC2.b1Incorrect
D050906.1NSA/MET/TWR/C1 - CMH and PWS data missingnsametC1.b1Missing
D050920.5NSA/MET/TWR/C1 - CMH Data MissingnsametC1.b1Missing
D051025.2NSA/MET/C1 - Reprocessed: Variable specific time-offsetnsametC1.b1Does not affect quality
D060119.1NSA/MET/C1 - CMH Data Not RepresentativensametC1.b1Incorrect
D060215.4NSA/MET/TWR/C1 - CMH Data missingnsametC1.b1Missing
D060220.2NSA/MET/TWR/C1 - PWS data missing due to blizzardnsametC1.b1Missing
D060223.2NSA/MET/C2 - Wind speed values artificially lownsametC2.b1Incorrect
D060223.3NSA/MET/C2 - CMH Data incorrectnsametC2.b1Incorrect
D060223.4NSA/MET/C2 - PWS data incorrectnsametC2.b1Incorrect
D060303.2NSA/MET/C1 - CMH temp inaccuratensametC1.b1Suspect
D060323.1NSA/MET/TWR/C1 - 10m Wind Speed LownsametC1.b1Incorrect
D060323.2NSA/METTWR/C1 - 10m Wind Speed Intermittently LownsametC1.b1Suspect
D060406.2NSA/MET/C2 - CMH Intake Fan FailurensametC2.b1Incorrect
D060426.2NSA/MET/C2 - CMH Data SuspectnsametC2.b1Suspect
D060426.4NSA/METC2 - CMH Data SuspectnsametC2.b1Suspect
D060426.5NSA/MET/TWR/C1 - CMH Data MissingnsametC1.b1Missing
D060426.6NSA/MET/C1 - CMH Data IncorrectnsametC1.b1Incorrect
D060818.1NSA/MET/C2 - Reprocessing Notice (RID 308)nsametC2.b1Does not affect quality
D060913.2NSA/MET/C2 - CMH data missing and/or incorrect during maintenance.nsametC2.b1Incorrect
D060913.3NSA/MET/C2 - PWS data missing/incorrect due to maintenance.nsametC2.b1Incorrect
D060913.4NSA/MET/TWR/C2 - Met data incorrect due to tower being lowered for maintenance.nsametC2.b1Incorrect
D060913.6NSA/MET/C1 - Present Weather Sensor data missing or incorrect due to calibration.nsametC1.b1Incorrect
D061003.1NSA/MET/TWR/C1 - All data from 10m Level MissingnsametC1.b1Missing
D061012.2NSA/MET/C1 - Missing CMH datansametC1.b1Incorrect
D061023.1NSA/MET/TWR/C1 - 10m level loss of powernsametC1.b1Missing
D061025.1NSA/MET/TWR/C1 - 2m T/RH probe aspirator fan failednsametC1.b1Suspect
D061128.1NSA/MET/TWR/C2 - 2m Temp/RH sensor blocked with snownsametC2.b1Incorrect
D061213.1NSA/MET/C1 - CMH Sensor Calibrated IncorrectlynsametC1.b1Suspect
D070413.1NSA/MET/C1 - PWS Data QuestionablensametC1.b1Suspect
D080325.1NSA/MET/TWR/C1 - Intermittent missing datansametC1.b1Missing
D080408.2NSA/MET/C1 - CMH Intake Fan FailurensametC1.b1Incorrect
D080611.1NSA/MET/TWR/C1 - 2m Datalogger FailednsametC1.b1Missing
D080612.1NSA/MET/C1 - CMH required CalibrationnsametC1.b1Suspect
D080731.1NSA/MET/TWR/C1 - 2m level data incorrectnsametC1.b1Incorrect
D081022.13HFE/MET/M1 - Wind speed data contain offset due to induced voltagehfemetM1.b1Suspect
D090216.3HFE/MET/M1 - Intermittent barometer failurehfemetM1.b1Does not affect quality
D090216.4HFE/MET/M1 - Intermittent PWD datahfemetM1.b1Does not affect quality
D090220.2HFE/MET/M1 - ORG measuring ice crystals or foghfemetM1.b1Incorrect
D090220.3HFE/MET/M1 - Induced voltage on wind speed sensor cablehfemetM1.b1Suspect
D090331.2NSA/MET/C1 - Temp/RH/wind data questionablensametC1.b1Suspect
D090331.3NSA/MET/C1 - PWS data missing due to snow impactionnsametC1.b1Missing
D090331.4NSA/MET/C1 - Wind data intermittentnsametC1.b1Suspect
D090331.5NSA/MET/C1 - CMH data missing or suspectnsametC1.b1Suspect
D090512.4GRW/MET/M1 - Tower lowered during installationgrwmetM1.b1Suspect
D090630.1NSA/MET/C1 - Met data incorrect during calibrationnsametC1.b1Incorrect
D090630.2NSA/MET/C1 - PWS calibrationnsametC1.b1Incorrect
D090630.3NSA/MET/C1 - CMH calibrationnsametC1.b1Missing
D090710.1NSA/MET/C1 - 2m RH values incorrectnsametC1.b1Suspect
D091019.2GRW/MET/M1 - Temperature/RH aspirator failuregrwmetM1.b1Incorrect
D091030.3NSA/MET/C2 - CMH Data Incorrect During MaintenancensametC2.b1Incorrect
D100106.1SGP/MET/E9 - Wind Speed Data IncorrectsgpmetE9.b1Incorrect
D100208.13NSA/MET/C1 - CMH and 10m winds failurensametC1.b1Incorrect
D100218.1SGP/MET/E21 - Wind Sensor Inoperative Due to IcesgpmetE21.b1Incorrect
D100303.2SGP/MET/E4 - Wind sensor frozensgpmetE4.b1Incorrect
D100504.1NSA/MET/C1 - CMH Data MissingnsametC1.b1Missing
D100629.1SGP/MET/E20 - Rain Gauge Cable Chewed by RodentssgpmetE20.b1Incorrect
D100709.1NSA/MET/C1 - CMH Sent to Vendor for RepairnsametC1.b1Missing
D101215.2NSA/MET/C1 - CMH offlinensametC1.b1Incorrect
D101220.3NSA/MET/C1 - 10m wind sensor offlinensametC1.b1Missing
D110105.2SGP/MET/E11 - Intermittent incorrect windspeedsgpmetE11.b1Suspect
D110217.1NSA/MET/C1 - CMH offlinensametC1.b1Incorrect
D110524.1SGP/MET/E6 - Intermittent missing atmos pressure datasgpmetE6.b1Missing
D110524.2SGP/MET/E21 - TimeCheck ErrorsgpmetE21.b1Incorrect
D110524.3SGP/MET/E9 - Time-stamp uncertaintysgpmetE9.b1Incorrect
D110602.2NSA/MET/C1 - CMH FailurensametC1.b1Incorrect
D110621.1SGP/MET/E11 - Wind speed incorrectsgpmetE11.b1Incorrect
D110722.2NSA/MET/C1 - Wind sensor data missingnsametC1.b1Missing
D111005.2SGP/MET/E7 - T/RH values incorrectsgpmetE7.b1Incorrect
D111114.1SGP/MET/E9 - RH probe failuresgpmetE9.b1Incorrect
D111129.1NSA/MET/C1 - CMH communication failurensametC1.b1Incorrect
D120105.2NSA/MET/C1 - Frosting/CondensationnsametC1.b1Suspect
D120423.1NSA/MET/C1 - CMH failurensametC1.b1Incorrect
D120427.1SGP/MET/E36 - RH data questionablesgpmetE36.b1Suspect
D120521.2SGP/MET/E36 - Incorrect wind datasgpmetE36.b1Incorrect
D120614.1TWP/MET/C3 - Incorrect ORG datatwpmetC3.b1Incorrect
D121108.1NSA/MET/C1 - 10m wind data not reportingnsametC1.b1Incorrect
D121128.1NSA/MET/C1 - Incorrect liquid precipitation accumulationnsametC1.b1Incorrect
D130405.1NSA/MET/C1 - Present Weather Detector testingnsametC1.b1Incorrect
D130528.2SGP/MET/E33 - Incorrect temp and wind datasgpmetE33.b1Incorrect
D130621.2NSA/MET/C1 - PWD failurensametC1.b1Suspect
D130903.2SGP/MET/E32 - High RH valuessgpmetE32.b1Suspect
D131205.1SGP/MET/E33 - Temp/RH sensor failuresgpmetE33.b1Incorrect
D140108.1SGP/MET/E11/E15/E21/E31/E33/E34/E35/E36/E37/E38/E9 - Ice on wind sensorssgpmetE36.b1, sgpmetE15.b1, sgpmetE21.b1, sgpmetE37.b1, sgpmetE38.b1, sgpmetE35.b1,
sgpmetE33.b1, sgpmetE9.b1, sgpmetE34.b1, sgpmetE11.b1
Suspect
D140108.2SGP/MET/E32 - Ice on wind sensorsgpmetE32.b1Incorrect
D140121.4NSA/MET/C1 - CMH failure due to icingnsametC1.b1Incorrect
D140213.3NSA/MET/C1 - Power outagensametC1.b1Incorrect
D140213.4GRW/MET/M1 - Precipitation data biasgrwmetM1.b1Suspect
D140213.5HFE/MET/M1 - Precipitation data biashfemetM1.b1Suspect
D140321.1SGP/MET/E35 - Data collection problemsgpmetE35.b1Missing
D140801.3SGP/MET/E9 - Rain gauge cloggedsgpmetE9.b1Suspect
D140801.4SGP/MET/E32 - Rain gauge cloggedsgpmetE32.b1Suspect
D140801.5SGP/MET/E33 - Rain gauge cloggedsgpmetE33.b1Suspect
D140822.10GRW/MERGESONDE/M1 - Reprocessing Notice (RID 1224)grwmergesonde1maceM1.c1Does not affect quality
D141006.3NSA/MET/C1 - CMH humidity measurements suspectnsametC1.b1Suspect
D141006.4NSA/MET/C1 - Temp/RH instrument offlinensametC1.b1Missing
D141106.1NSA/MET/C1 - Reprocessing Notice (RID 1252)nsametC1.b1Does not affect quality
D150311.15SGP/MET/E11 - Data logger issue resulted in incorrect datasgpmetE11.b1Incorrect
D150311.16SGP/MET/E11 - Missing data due to hardware problemsgpmetE11.b1Missing
D150327.1SGP/MET/E11 - Collection problem caused missing datasgpmetE11.b1Missing
D150806.2NSA/MET/C1 - CMH offlinensametC1.b1Missing
D151201.2SGP ALL INSTRUMENTS - Icing EventsgpmetE32.b1, sgpmetE11.b1, sgpmetE21.b1, sgpmetE33.b1, sgpmetE15.b1, sgpmetE9.b1,
sgpmetE34.b1, sgpmetE37.b1, sgpmetE35.b1, sgpmetE36.b1, sgpmetE38.b1
Does not affect quality
D151202.2SGP/MET/E32 - Abnormal Drop in DatasgpmetE32.b1Incorrect
D151218.9SGP/MET/E38 - Data lost or incorrect due to bad data loggersgpmetE38.b1Incorrect
D160104.7SGP Site Power Outage Due to Winter StormsgpmetE32.b1, sgpmetE34.b1, sgpmetE37.b1, sgpmetE38.b1, sgpmetE11.b1, sgpmetE21.b1,
sgpmetE33.b1, sgpmetE15.b1, sgpmetE35.b1, sgpmetE36.b1
Does not affect quality
D160108.2SGP/IRT/MET/MFRSR/SIRS/SWATS/E32 - Power out for an extended period after a winter stormsgpmetE32.b1Missing
D160108.3SGP/MET/E11 - Missing DatasgpmetE11.b1Missing
D160203.10SGP/MET/E35 - False tips in high windssgpmetE35.b1Does not affect quality
D160203.11SGP/MET/E36 - False tips in high windssgpmetE36.b1Does not affect quality
D160203.12SGP/MET/E37 - False tips in high windssgpmetE37.b1Does not affect quality
D160203.13SGP/MET/E38 - False tips in high windssgpmetE38.b1Does not affect quality
D160203.2SGP/MET/E9 - False tips in high windssgpmetE9.b1Does not affect quality
D160203.3SGP/MET/E11 - False tips in high windssgpmetE11.b1Does not affect quality
D160203.5SGP/MET/E15 - False tips in high windssgpmetE15.b1Does not affect quality
D160203.7SGP/MET/E32 - False tips in high windssgpmetE32.b1Does not affect quality
D160203.8SGP/MET/E33 - False tips in high windssgpmetE33.b1Does not affect quality
D160203.9SGP/MET/E34 - False tips in high windssgpmetE34.b1Does not affect quality
D160215.2NSA/MET/C1 - CMH DropoutnsametC1.b1Incorrect
D160215.4NSA/MET/C1 - All data missing or incorrectnsametC1.b1Incorrect
D160218.1NSA/MET/C1 - CMH maintenancensametC1.b1Incorrect
D160218.2NSA/MET/C1 - Unknown CMH problemnsametC1.b1Incorrect
D160325.4SGP/MET/E33 - Power failuresgpmetE33.b1Missing
D160328.1SGP/MET/E37 - Data missing due to power interruption.sgpmetE37.b1Missing
D160411.3SGP/MET/E9 - Wind sensor malfunctionsgpmetE9.b1Does not affect quality
D160415.3SGP/MET/E32 - Power outagesgpmetE32.b1Missing
D160518.3SGP/MET/E38 - Incorrect DatasgpmetE38.b1Incorrect
D160519.1SGP/MET/E34 - Probable thunderstorm interferencesgpmetE34.b1Incorrect
D160525.1ASI/MET/M1 - Damaged cableasimetM1.b1Incorrect
D160526.5ASI/MET/M1 - Site setupasimetM1.b1Incorrect
D160526.6ASI/MET/M1 - Broken wireasimetM1.b1Incorrect
D160526.7ASI/MET/M1 - Temp/Humidity sensor not at standard heightasimetM1.b1Does not affect quality
D160610.4SGP/MET/E33 - Missing datasgpmetE33.b1Missing
D160715.2NSA/MET/C1 - Chilled mirror hygrometer noisensametC1.b1Suspect
D160715.3NSA/MET/C1 - Chilled mirror hygrometer data dropoutsnsametC1.b1Incorrect
D160729.8NSA/MET/C1 - Chilled mirror hygrometer missing datansametC1.b1Missing
D160802.4SGP/MET/E15 - Tipping bucket rain gauge cloggedsgpmetE15.b1Incorrect
D160802.8SGP/MET/E37 - Tipping bucket rain gauge cloggedsgpmetE37.b1Incorrect
D160805.1SGP/MET/E11 - Tipping bucket rain gauge cloggedsgpmetE11.b1Incorrect
D160825.6SGP/MET/E33 - Tipping bucket rain gauge clogged.sgpmetE33.b1Incorrect
D160909.5SGP/MET/E15 - No precipitation recordedsgpmetE15.b1Incorrect
D160914.2SGP/MET/E41 - Debris and build-up in tipping bucket rain gaugesgpmetE41.b1Incorrect
D160923.11SGP/MET/E37 - Hardware failure due to lightning strikesgpmetE37.b1Incorrect
D160923.3SGP/MET/E32 - Missing datasgpmetE32.b1Missing
D160923.6SGP/MET/E33 - Missing datasgpmetE33.b1Missing
D160923.7SGP/MET/E11 - Missing datasgpmetE11.b1Missing
D160930.2SGP/MET/E9 - Bad batterysgpmetE9.b1Missing
D160930.5SGP/MET/E37 - Instrument failure due to lightning strikesgpmetE37.b1Incorrect
D160930.6SGP/MET/E37 - Instrument wiring incorrectsgpmetE37.b1Incorrect
D161007.3SGP/MET/E32 - Tipping bucket rain gauge cloggedsgpmetE32.b1Incorrect
D161007.8SGP/MET/E34 - Data missingsgpmetE34.b1Missing
D161014.4SGP/MET/E35 - Tipping bucket rain gauge flatlinedsgpmetE35.b1Incorrect
D161019.1SGP/MET/E3 - Unusual relative humidity datasgpmetE3.b1Suspect
D161021.6SGP/MET/E38 - Intermittent missing datasgpmetE38.b1Does not affect quality
D161118.1SGP/MET/E41 - Data logger failuresgpmetE41.b1Missing
D161118.3SGP/MET/E9 - Tipping bucket under-reporting precipitationsgpmetE9.b1Incorrect
D161121.12SGP/MET/E38 - Questionable tipping bucket precipitation datasgpmetE38.b1Suspect
D161121.18SGP/MET/E21 - Questionable tipping bucket precipitation datasgpmetE21.b1Suspect
D161209.1SGP/MET/E35 - Loose connection on temp/rh sensorsgpmetE35.b1Incorrect
D161216.11SGP/MET/E33 - False precipitation recordedsgpmetE33.b1Incorrect
D170109.7SGP/MET/E32 - Data losssgpmetE32.b1Missing
D170119.2SGP/MET/E37 - Tipping bucket rain gauge not registering precipitation.sgpmetE37.b1Incorrect
D170120.10NSA/MET/C1 - Present weather detector reporting backscatter and hardware warningsnsametC1.b1Suspect
D170123.1SGP/MET/E11/E13/E15/E21/E31/E32/E33/E34/E35/E36/E37/E38/E39/E40/E41/E9 - Ice storm
affected winds
sgpmetE15.b1, sgpmetE36.b1, sgpmetE21.b1, sgpmetE41.b1, sgpmetE38.b1, sgpmetE32.b1,
sgpmetE9.b1, sgpmetE37.b1, sgpmetE33.b1, sgpmetE35.b1, sgpmetE11.b1, sgpmetE34.b1
Incorrect
D170209.5SGP/EBBR/MET/SWATS/E9 - Incorrect TimestampsgpmetE9.b1Incorrect
D170221.5SGP/MET/STAMP/All - Freezing Rain EventsgpmetE15.b1, sgpmetE38.b1, sgpmetE9.b1, sgpmetE34.b1, sgpmetE36.b1, sgpmetE21.b1,
sgpmetE41.b1, sgpmetE32.b1, sgpmetE37.b1, sgpmetE33.b1, sgpmetE11.b1, sgpmetE35.b1
Does not affect quality
D170302.1NSA/MET/C1 - Present weather detector hardware errornsametC1.b1Incorrect
D170303.13SGP/MET/E38 - Wind data incorrectsgpmetE38.b1Incorrect
D170303.3SGP/MET/E38 - Broken cable on temperature/humidity sensorsgpmetE38.b1Incorrect
D170306.3SGP/MET/E9 - Incorrect ValuesgpmetE9.b1Incorrect
D170320.1SGP/MET/E9 - Temperature occasionally failed 6-month field calibration checkssgpmetE9.b1Suspect
D170320.12SGP/MET/E11 - Temperature/humidity sensor failed a field calibration checksgpmetE11.b1Does not affect quality
D170321.10SGP/MET/E15 - Temperature/humidity sensor occasionally failed 6-month field calibration
checks
sgpmetE15.b1Suspect
D170321.11SGP/MET/E15 - Temperature/humidity sensor failed a field calibration checksgpmetE15.b1Suspect
D170322.1SGP/MET/E15 - Temperature/humidity sensor failed a field calibration checksgpmetE15.b1Suspect
D170322.11SGP/MET/E37 - Temperature/humidity sensor not calibrated annuallysgpmetE37.b1Does not affect quality
D170322.9SGP/MET/E36 - Temperature/humidity sensor failed a 6-month field calibration checksgpmetE36.b1Suspect
D170424.4SGP/MET/E41 - Tipping bucket rain gauge cloggedsgpmetE41.b1Incorrect
D170503.1SGP/MET/E35 - Incorrect data from the temperature/relative humidity sensorsgpmetE35.b1Incorrect


DQRID : D040719.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/03/2004152207/08/20041915Missing
Subject:
NSA/MET/TWR/C1 - power outage at 40m level
DataStreams:nsametC1.b1
Description:
40m level lost power so no data was collected from this level.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


Back To Table of Contents

DQRID : D040722.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/01/2003000004/23/20041858Missing
Subject:
NSA/MET/TWR/C1 - Chilled Mirror transmit logic board chipset unsuited for Arctic 
temperatures
DataStreams:nsametC1.b1
Description:
Data missing due to problems with manufacturer's transmit logic board chipset.  They were 
generic chips not rated for Arctic temperatures.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D040722.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/06/2003171907/14/20041500Incorrect
Subject:
NSA/MET/C2 - Chilled Mirror grounding and timing issues
DataStreams:nsametC2.b1
Description:
From beginning of data stream, the chilled mirror data was intermittent at best.  Problems 
with grounding and timing issues between logging instruments caused data to be incorrect 
and at times missing.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D040728.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/21/2004150008/03/20042300Incorrect
Subject:
NSA/MET/C1 - CMH Dew Point and RH data Incorrect
DataStreams:nsametC1.b1
Description:
The Chilled Mirror Dew Point reported negative dew point values.  This caused the RH to be 
much lower than reality also.  Compared to the 2m level the RH and dew point from the 
CMH are incorrect.  Mirror was dirty, it was removed, cleaned and recalibrated.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_rh


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DQRID : D041004.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/17/2004013009/17/20040411Incorrect
Subject:
NSA/MET/TWR/C2 - Data Incorrect during Maintenance
DataStreams:nsametC2.b1
Description:
The 10m tower was lowered for 2-year change-out of the met sensors.  Data during this time 
is not representative.
Measurements:nsametC2.b1:
  • dew_point_std
  • cmh_sat_vapor_pressure
  • wdir_vec_std
  • vapor_pressure_std
  • temp_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • dew_point_mean
  • Wind direction vector mean(wdir_vec_mean)
  • rh_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D041004.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/17/2004221709/18/20040047Incorrect
09/18/2004232409/19/20040307Incorrect
Subject:
NSA/MET/TWR/C2 -  All Data Missing or Incorrect during Maintenance
DataStreams:nsametC2.b1
Description:
All data incorrect or missing due to change of the Serial Data multiplexer and the Vaisala 
QLI data collector during these times.
Measurements:nsametC2.b1:
  • dew_point_std
  • pws_cumul_rain
  • Atmospheric pressure(atmos_pressure)
  • wdir_vec_std
  • pws_err_code
  • vapor_pressure_std
  • temp_std
  • logger_volt
  • cmh_dew_point
  • cmh_vapor_pressure
  • Wind direction vector mean(wdir_vec_mean)
  • rh_std
  • pws_pw_code_1hr
  • pws_pw_code_inst
  • Wind speed vector mean(wspd_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • pws_pw_code_15min
  • cmh_sat_vapor_pressure
  • pws_mean_vis_10min
  • pws_cumul_snow
  • pws_mean_vis_1min
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • dew_point_mean
  • cmh_rh
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • cmh_temp
  • pws_precip_rate_mean_1min


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DQRID : D041004.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/19/2004030709/19/20041530Suspect
09/18/2004004809/18/20042323Suspect
Subject:
NSA/MET/C2 - PWS Data Suspect
DataStreams:nsametC2.b1
Description:
Data from the PWS is suspect during these times due to problems when the system was 
re-calibrated.  System was corrected.
Measurements:nsametC2.b1:
  • pws_pw_code_15min
  • pws_cumul_rain
  • pws_mean_vis_10min
  • pws_pw_code_1hr
  • pws_cumul_snow
  • pws_err_code
  • pws_mean_vis_1min
  • pws_pw_code_inst
  • pws_precip_rate_mean_1min


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DQRID : D041011.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/19/2004150009/08/20042321Incorrect
Subject:
NSA/MET/TWR/C1 - 20m Temperature/RH Sensor Failing
DataStreams:nsametC1.b1
Description:
The 20m temperature and RH sensor began reading high on 20040719.
Aspirator fan failure caused a portion of the high reading.  New fan
failed to correct for all errors.  Sensor replaced on 20040908 with
recently calibrated sensor.
Measurements:nsametC1.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • dew_point_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • temp_std
  • vapor_pressure_std
  • dew_point_std
  • rh_std


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DQRID : D041101.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/23/2004024511/02/20042325Incorrect
Subject:
NSA/MET/TWR/C1 - Instrument problem, Frosting/Condensation
DataStreams:nsametC1.b1
Description:
The 2m T & RH values were not in very good agreement with the CMH data or the other tower 
levels.  A failed aspirator fan caused the readings to be incorrect.
Measurements:nsametC1.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • dew_point_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • temp_std
  • vapor_pressure_std
  • dew_point_std
  • rh_std


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DQRID : D041112.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/11/2004201711/12/20042246Missing
Subject:
NSA/MET/TWR/C2 - Instrument problem
DataStreams:nsametC2.b1
Description:
CMH and PWS stopped reporting.  Communication cable found to be broken.
Measurements:nsametC2.b1:
  • Atmospheric pressure(atmos_pressure)
  • pws_cumul_rain
  • qc_pws_pw_code_inst
  • trh_err_code
  • qc_rh_mean
  • qc_logger_temp
  • cmh_dew_point
  • cmh_vapor_pressure
  • Wind direction vector mean(wdir_vec_mean)
  • qc_pws_cumul_snow
  • pws_pw_code_inst
  • qc_pws_pw_code_15min
  • Altitude above mean sea level(alt)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_cmh_vapor_pressure
  • North latitude(lat)
  • East longitude(lon)
  • qc_wspd_vec_mean
  • pws_mean_vis_10min
  • qc_cmh_dew_point
  • base_time
  • pws_cumul_snow
  • pws_mean_vis_1min
  • qc_time
  • dew_point_mean
  • cmh_rh
  • qc_atmos_pressure
  • qc_pws_precip_rate_mean_1min
  • qc_cmh_sat_vapor_pressure
  • pws_precip_rate_mean_1min
  • dew_point_std
  • qc_wdir_vec_mean
  • wdir_vec_std
  • pws_err_code
  • vapor_pressure_std
  • temp_std
  • logger_volt
  • logger_temp
  • qc_dew_point_mean
  • rh_std
  • time_offset
  • pws_pw_code_1hr
  • Wind speed vector mean(wspd_vec_mean)
  • qc_temp_mean
  • qc_wspd_arith_mean
  • qc_trh_err_code
  • pws_pw_code_15min
  • cmh_sat_vapor_pressure
  • qc_pws_mean_vis_10min
  • qc_logger_volt
  • qc_pws_cumul_rain
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_cmh_rh
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_pws_mean_vis_1min
  • qc_cmh_temp
  • time
  • Temperature mean(temp_mean)
  • qc_pws_pw_code_1hr
  • qc_vapor_pressure_mean
  • cmh_temp


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DQRID : D041214.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/13/2004200204/26/20051902Missing
Subject:
NSA/MET/TWR/C1 - All 10m level Data Missing
DataStreams:nsametC1.b1
Description:
After prolonged power outage and many power spikes during the outage all data from the 10m 
level are missing.  Blown fuse on the power supply was replaced once the temperatures 
warmed enough to allow the lowering of the tower carriages.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • qc_temp_mean
  • temp_std
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • cmh_rh
  • qc_pwd_cumul_rain
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D050112.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/13/2004100012/13/20042330Missing
Subject:
NSA/C1 - Site-wide power failure
DataStreams:nsametC1.b1
Description:
The Barrow facility experienced a site-wide power failure on 12/13.  Power was restored to 
most instruments between 2250 and 2330 GMT.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • qc_temp_mean
  • temp_std
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D050124.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/10/2005221301/20/20052100Suspect
Subject:
NSA/MET/C1 - CMH data intermittently poor
DataStreams:nsametC1.b1
Description:
CMH aspirator fan intermittently failed causing higher than actual 
             temperature and dew point readings.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D050224.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/15/2005225002/15/20052330Suspect
Subject:
NSA/MET/TWR/C2 - Tower Lowered
DataStreams:nsametC2.b1
Description:
The tower was lowered to install the GroundMFR.  Data from the T/RH probes and the wind 
speed and direction sensors are not representative during the time period.
Measurements:nsametC2.b1:
  • dew_point_std
  • Wind direction vector mean(wdir_vec_mean)
  • dew_point_mean
  • rh_std
  • wdir_vec_std
  • temp_std
  • vapor_pressure_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D050527.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/31/2003000005/26/20051014Does not affect quality
Subject:
NSA/MET/C1 - Reprocessed: Incorrect Maximum for Precip Values
DataStreams:nsametC1.b1
Description:
The max values for cumulative rain sum of 99 mm and the rain rate of 999 mm/hr were 
incorrectly reported.  The max values of the cumulative rain sum is 99.99 mm and the rain rate 
is 999.99 mm/hr.

The data were reprocessed to correct the error flagging; reprocessed data were archived in 
March 2011.
Measurements:nsametC1.b1:
  • pws_precip_rate_mean_1min
  • pwd_cumul_rain


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DQRID : D050527.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/06/2003000005/26/20051014Does not affect quality
Subject:
NSA/MET/C2 - Incorrect Maximum for Precip Values
DataStreams:nsametC2.b1
Description:
The max values for cumulative rain sum of 99 mm and the rain rate of 999 mm/hr are 
incorrect.  In communication with the manufacturer it has been found that the manual was in 
error.  The actual max values of the cumulative rain sum is 99.99 mm and the rain rate is 
999.99 mm/hr.
Measurements:nsametC2.b1:
  • pws_cumul_rain
  • pws_precip_rate_mean_1min


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DQRID : D050603.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/03/2005012306/03/20050229Incorrect
Subject:
NSA/MET/C2 - CMH Data Missing During Calibration
DataStreams:nsametC2.b1
Description:
The CMH was removed for it's bi-annual cleaning and calibration.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D050727.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/28/2005063007/19/20051934Incorrect
Subject:
NSA/MET/C1 - CMH mirror dirty
DataStreams:nsametC1.b1
Description:
The CMH mirror was in need of cleaning.  The data is suspect from 05/28/05 through 
07/04/05 as intermittently poor readings occurred.  After 07/04/05 the data was incorrect as the 
mirror was excessively dirty.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D050829.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/22/2005183008/22/20051850Incorrect
Subject:
NSA/MET/TWR/C2 - Tower Lowered, Data Not Representative
DataStreams:nsametC2.b1
Description:
The tower was lowered to remove equipment.  The data from the wind sensors and T/RH probes 
were not representative.
Measurements:nsametC2.b1:
  • dew_point_std
  • Wind direction vector mean(wdir_vec_mean)
  • dew_point_mean
  • rh_std
  • wdir_vec_std
  • temp_std
  • vapor_pressure_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D050906.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/05/2005222109/06/20051918Missing
09/13/2005020109/13/20051858Missing
09/10/2005142009/12/20052014Missing
Subject:
NSA/MET/TWR/C1 - CMH and PWS data missing
DataStreams:nsametC1.b1
Description:
The CMH and PWS data are missing and unrecoverable.  A GFCI was tripped causing a loss of 
power to these sensors.   The CMH came back online at 1916 GMT and the PWS came back 
online at 1918 GMT.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • qc_temp_mean
  • temp_std
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D050920.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/19/2005141609/21/20052203Missing
Subject:
NSA/MET/TWR/C1 - CMH Data Missing
DataStreams:nsametC1.b1
Description:
Data from CMH was missing due to a corroded RS-232 9-Pin connector.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D051025.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/31/2003000009/14/20051420Does not affect quality
Subject:
NSA/MET/C1 - Reprocessed: Variable specific time-offset
DataStreams:nsametC1.b1
Description:
Data from the Barometer, Chilled Mirror Hygrometer and the Present Weather Sensor were 
one-minute behind due to timing problems collecting data from the Serial Data Multiplexer 
that handled these sensors.

Time offset was corrected and reprocessed data were archived March 2011.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • cmh_vapor_pressure
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pws_pw_code_1hr
  • cmh_sat_vapor_pressure
  • pwd_cumul_snow
  • pws_precip_rate_mean_1min
  • pws_pw_code_15min
  • pwd_pw_code_inst
  • cmh_temp
  • pwd_cumul_rain
  • cmh_rh


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DQRID : D060119.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/09/2006012001/09/20062330Incorrect
Subject:
NSA/MET/C1 - CMH Data Not Representative
DataStreams:nsametC1.b1
Description:
The intake of the CMH was blocked with hoar frost.  The temperatures measured by the 
chilled mirror and the temperature probe were not representative of the ambient conditions as 
a result.  The RH data calculated from these values is incorrect also.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D060215.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/15/2006120402/15/20062222Missing
Subject:
NSA/MET/TWR/C1 - CMH Data missing
DataStreams:nsametC1.b1
Description:
CMH dew point and temp data was missing. Since Dew Point and Temp data missing RH% value = 
100% during outage.  Corrosion on power plug was athe problem.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • qc_temp_mean
  • temp_std
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D060220.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/19/2006163202/20/20062137Missing
Subject:
NSA/MET/TWR/C1 - PWS data missing due to blizzard
DataStreams:nsametC1.b1
Description:
PWS was offline and data was missing.  A blizzard consisting of heavy wet snow and strong 
winds caused snow impaction in the optics.  The PWS reported missing data as it was 
unable to measure anything meaningful.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D060223.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/19/2006190002/20/20061627Incorrect
Subject:
NSA/MET/C2 - Wind speed values artificially low
DataStreams:nsametC2.b1
Description:
Wind speed values were artificially low due to snow/ice accumulation on the anemometer 
cups during blizzard conditions.  The heaters on the cups were not able to keep up with 
conditions.
Measurements:nsametC2.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D060223.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/21/2006061902/21/20062255Incorrect
02/19/2006140502/20/20061107Incorrect
Subject:
NSA/MET/C2 - CMH Data incorrect
DataStreams:nsametC2.b1
Description:
CMH data was incorrect due to blockage of intake by heavy, wet snow during blizzard 
conditions.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D060223.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/21/2006111302/21/20062359Incorrect
Subject:
NSA/MET/C2 - PWS data incorrect
DataStreams:nsametC2.b1
Description:
The Present Weather Sensor measurement optics were blocked by heavy, wet snow during 
blizzard conditions.
Measurements:nsametC2.b1:
  • pws_pw_code_15min
  • pws_cumul_rain
  • Atmospheric pressure(atmos_pressure)
  • pws_mean_vis_10min
  • pws_pw_code_1hr
  • pws_cumul_snow
  • pws_err_code
  • pws_mean_vis_1min
  • pws_pw_code_inst
  • pws_precip_rate_mean_1min


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DQRID : D060303.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/28/2006070003/06/20062100Suspect
Subject:
NSA/MET/C1 - CMH temp inaccurate
DataStreams:nsametC1.b1
Description:
The CMH Temperature was consistently 4-7 degrees warmer than the 2M, 40M, 20M, and 10M 
temp. Intake fan failure; fan was replaced.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D060323.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/02/2006050001/06/20061745Incorrect
01/14/2006120201/23/20061140Incorrect
Subject:
NSA/MET/TWR/C1 - 10m Wind Speed Low
DataStreams:nsametC1.b1
Description:
The 10m wind speed values are too low due to ice accumulation on the cup anemometer.
Measurements:nsametC1.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D060323.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/09/2006103001/13/20060402Suspect
Subject:
NSA/METTWR/C1 - 10m Wind Speed Intermittently Low
DataStreams:nsametC1.b1
Description:
The 10m wind speeds are intermittently too low due to ice accumulation on the cup 
anemometer.
Measurements:nsametC1.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D060406.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/04/2006191404/06/20062025Incorrect
Subject:
NSA/MET/C2 - CMH Intake Fan Failure
DataStreams:nsametC2.b1
Description:
Intake fan failing causing poor readings from the CMH.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D060426.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/06/2006221204/11/20061812Suspect
Subject:
NSA/MET/C2 - CMH Data Suspect
DataStreams:nsametC2.b1
Description:
CMH data was suspect due to incorrect intake fan installed.  Proper spares were not on 
hand.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D060426.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/20/2006153504/20/20062110Suspect
Subject:
NSA/METC2 - CMH Data Suspect
DataStreams:nsametC2.b1
Description:
CMH data was suspect due to blockage of intake by snow.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D060426.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/23/2006225003/25/20060036Missing
Subject:
NSA/MET/TWR/C1 - CMH Data Missing
DataStreams:nsametC1.b1
Description:
CMH data was missing due to it being removed for maintenance.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D060426.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/25/2006003704/11/20062120Incorrect
Subject:
NSA/MET/C1 - CMH Data Incorrect
DataStreams:nsametC1.b1
Description:
CMH data was bad due to incorrect calibration caused by procedural errors. The procedures 
were corrected and a new calibration completed.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D060818.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/06/2003000007/12/20061853Does not affect quality
Subject:
NSA/MET/C2 - Reprocessing Notice (RID 308)
DataStreams:nsametC2.b1
Description:
See below for details of reprocessing that was completed on 20150424.  Original 
DQR category: 5 (Transparent - Does not affect quality).
------------------------------------------------------------

Barometric pressure data was converted from hPa to kPa in order to standardize the 
measurement units among ARM sites and to conform to accepted standard units determined by the 
scientific community.
Measurements:nsametC2.b1:
  • Atmospheric pressure(atmos_pressure)


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DQRID : D060913.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/11/2006175608/11/20061925Incorrect
Subject:
NSA/MET/C2 - CMH data missing and/or incorrect during maintenance.
DataStreams:nsametC2.b1
Description:
CMH measured data was missing and the derived variables were incorrect due to routine 
maintenance.
Measurements:nsametC2.b1:
  • cmh_sat_vapor_pressure
  • cmh_rh
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure


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DQRID : D060913.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/21/2006222808/21/20062329Incorrect
09/01/2006015809/01/20060331Incorrect
08/22/2006023308/22/20060301Incorrect
08/24/2006161708/24/20061628Incorrect
08/23/2006221408/23/20062219Incorrect
08/25/2006025708/25/20060309Incorrect
Subject:
NSA/MET/C2 - PWS data missing/incorrect due to maintenance.
DataStreams:nsametC2.b1
Description:
Present Weather Sensor data was missing or incorrect due to maintenance activities 
repeated approximately daily as we were trying to correct another problem.
Measurements:nsametC2.b1:
  • pws_pw_code_15min
  • pws_cumul_rain
  • pws_mean_vis_10min
  • pws_pw_code_1hr
  • pws_cumul_snow
  • pws_err_code
  • pws_mean_vis_1min
  • pws_pw_code_inst
  • cmh_temp
  • pws_precip_rate_mean_1min


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DQRID : D060913.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/11/2006195208/11/20062006Incorrect
Subject:
NSA/MET/TWR/C2 - Met data incorrect due to tower being lowered for maintenance.
DataStreams:nsametC2.b1
Description:
Data from the tower is not representative of local conditions due to the tower being 
lowered for radiometer change.  Sensors not attached to the tower such as the Present Weather 
Sensor, the Chilled Mirror Hygrometer and the Barometer were not affected.
Measurements:nsametC2.b1:
  • dew_point_std
  • Wind direction vector mean(wdir_vec_mean)
  • dew_point_mean
  • rh_std
  • wdir_vec_std
  • temp_std
  • vapor_pressure_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D060913.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/13/2006214506/13/20062335Incorrect
Subject:
NSA/MET/C1 - Present Weather Sensor data missing or incorrect due to calibration.
DataStreams:nsametC1.b1
Description:
The Present Weather Sensor data was missing or incorrect due to calibration checks.
Measurements:nsametC1.b1:
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_err_code
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • pwd_pw_code_inst
  • pwd_pw_code_1hr
  • pwd_cumul_rain
  • pwd_pw_code_15min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow


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DQRID : D061003.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/25/2006223410/04/20062347Missing
Subject:
NSA/MET/TWR/C1 - All data from 10m Level Missing
DataStreams:nsametC1.b1
Description:
The winch that lowers the tower booms failed.  Manual testing of the motor and winch 
allowed the booms to be lowered briefly and then raised back into position.  A heavy freezing 
rain/icing event added extra weight to the booms.  This extra weight was suspected as the 
cause as to why the 10m boom became disconnected.  After a new motor was installed and 
all booms were lowered and re-raised the 10m level came back on line.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D061012.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/21/2006231009/21/20062325Incorrect
10/12/2006035110/14/20060038Incorrect
10/11/2006233210/11/20062340Incorrect
Subject:
NSA/MET/C1 - Missing CMH data
DataStreams:nsametC1.b1
Description:
CMH data are missing. Corrosion in the serial data line connections caused a loss of 
communication with the CMH. Some data may have come through, but should not be used.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D061023.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/18/2006184010/23/20062230Missing
Subject:
NSA/MET/TWR/C1 - 10m level loss of power
DataStreams:nsametC1.b1
Description:
The 10 meter instrument level lost power so all variables from this level are missing.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • qc_temp_mean
  • temp_std
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D061025.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/18/2006224010/23/20062230Suspect
Subject:
NSA/MET/TWR/C1 - 2m T/RH probe aspirator fan failed
DataStreams:nsametC1.b1
Description:
The aspirator fan for the 2m level T/RH probe failed.  This caused higher than normal 
readings for temp and RH and artificially smoothed the data.
Measurements:nsametC1.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • dew_point_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • temp_std
  • vapor_pressure_std
  • dew_point_std
  • rh_std


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DQRID : D061128.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/27/2006060811/27/20062226Incorrect
Subject:
NSA/MET/TWR/C2 - 2m Temp/RH sensor blocked with snow
DataStreams:nsametC2.b1
Description:
The 2m RH, Dew Point and Vapor Pressure values are incorrect due to the intake of the 
aspirated shield being blocked with snow and ice.  The RH% values are artificially larger 
than the 5m and Chilled Mirror values.
Measurements:nsametC2.b1:
  • dew_point_std
  • dew_point_mean
  • rh_std
  • vapor_pressure_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D061213.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/12/2006150003/14/20070234Suspect
Subject:
NSA/MET/C1 - CMH Sensor Calibrated Incorrectly
DataStreams:nsametC1.b1
Description:
The CMH temp and DP were higher than the co-located T/RH probe at the 2m level.  An 
incorrect calibration along with a failing thermistor caused the readings to be incorrect for 
both measured values Temp and Dew Point.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh


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DQRID : D070413.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/09/2007232610/10/20070004Suspect
Subject:
NSA/MET/C1 - PWS Data Questionable
DataStreams:nsametC1.b1
Description:
There was a degradation in the PWS lenses.  New lenses were installed on 08/28/2007 but a 
proper calibration was not conducted until 10/10/2007.  Data  during the listed time 
period should be used with caution.
Measurements:nsametC1.b1:
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_err_code
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • pwd_pw_code_inst
  • pwd_pw_code_1hr
  • pwd_cumul_rain
  • pwd_pw_code_15min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow


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DQRID : D080325.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/14/2008201203/31/20080900Missing
Subject:
NSA/MET/TWR/C1 - Intermittent missing data
DataStreams:nsametC1.b1
Description:
Intermittent failure of the CMH to communicate with the logging system occurred on a daily 
basis.  This problem occurred anywhere from 4 to 8 hrs.  Problem began after maintenance 
to replace failing aspirator fan on 03/13/2008.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • qc_temp_mean
  • temp_std
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D080408.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/07/2008120003/13/20082345Incorrect
Subject:
NSA/MET/C1 - CMH Intake Fan Failure
DataStreams:nsametC1.b1
Description:
The CMH intake fan failed causing the dew point and temp data to be incorrect.

If users need only T/RH and derived variables they can use the 2m data collected using the 
HMP-45D probes.  CMH data are unrecoverable.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D080611.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/09/2008231906/11/20082222Missing
Subject:
NSA/MET/TWR/C1 - 2m Datalogger Failed
DataStreams:nsametC1.b1
Description:
The 2m temperature, wind speed, wind direction, and relative humidity were reporting the 
missing value (-9999).
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • qc_wspd_arith_mean
  • qc_pws_cumul_rain
  • qc_rh_mean
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • qc_wspd_vec_mean
  • pwd_pw_code_1hr
  • qc_atmos_pressure
  • qc_logger_temp
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • qc_cmh_temp
  • pws_pw_code_15min
  • Wind speed vector mean(wspd_vec_mean)
  • qc_pwd_pw_code_inst
  • pwd_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_time
  • cmh_dew_point
  • dew_point_mean
  • qc_trh_err_code
  • pws_mean_vis_10min
  • pws_mean_vis_1min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow
  • qc_pws_pw_code_inst
  • time
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_cmh_rh
  • cmh_temp
  • trh_err_code
  • logger_volt
  • North latitude(lat)
  • PWS 1 minute mean visibility(pws_vis_mean_1min)
  • pws_err_code
  • Atmospheric pressure(atmos_pressure)
  • qc_pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • pws_pw_code_1hr
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • qc_pws_mean_vis_10min
  • temp_std
  • qc_temp_mean
  • pwd_cumul_rain
  • qc_pws_err_code
  • qc_cmh_vapor_pressure
  • qc_pws_vis_mean_10min
  • qc_cmh_sat_vapor_pressure
  • qc_pwd_cumul_rain
  • cmh_rh
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pwd_err_code
  • qc_pwd_pw_code_15min
  • qc_cmh_dew_point
  • qc_pwd_mean_vis_1min
  • Wind direction vector mean(wdir_vec_mean)
  • Altitude above mean sea level(alt)
  • qc_pws_mean_vis_1min
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • pws_pw_code_inst
  • base_time
  • logger_temp
  • qc_pwd_mean_vis_10min
  • East longitude(lon)
  • qc_dew_point_mean
  • dew_point_std
  • time_offset
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • qc_pwd_cumul_snow


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DQRID : D080612.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/14/2008150006/20/20081420Suspect
Subject:
NSA/MET/C1 - CMH required Calibration
DataStreams:nsametC1.b1
Description:
The Chilled Mirror was showing some signs of being out of calibration.  Temperatures were 
at times higher than co-located temp probes and the dew point temperature values at times 
were not consistent with co-located RH sensors.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D080731.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/30/2008114108/03/20082359Incorrect
Subject:
NSA/MET/TWR/C1 - 2m level data incorrect
DataStreams:nsametC1.b1
Description:
The 2m data for temp, RH, dew point, wind speed wind direction & vapor pressure were 
incorrect.  The voltage values for the datalogger at that level were reporting as 60V with 
excursions to 100V.  These values should have damaged the logger at that level.  After an 
extended power outage on 08/04 the data all became reasonable. There is no explanation as 
to the cause of this failure.
Measurements:nsametC1.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • dew_point_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • temp_std
  • vapor_pressure_std
  • dew_point_std
  • rh_std


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DQRID : D081022.13
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/19/2008000012/28/20082159Suspect
Subject:
HFE/MET/M1 -  Wind speed data contain offset due to induced voltage
DataStreams:hfemetM1.b1
Description:
The marine model of the RM Young wind sensor needs twisted pair shielded cable.  The 
manufacturer did not originally supply the pigtail with twisted pair shielded cable.  Use of 
twisted pair shielded cable for the rest of the cable run to the logger was also not 
specified.  This caused an induced voltage in the wind speed line from the wind direction 
excitation.  The induced voltage varied from sensor to sensor and probably changed anytime 
the cable was replaced or parts of the wind sensor were repaired or replaced. The induced 
voltage has been seen to vary from 0.15 m/s to as much as 1.08 m/s.
Measurements:hfemetM1.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D090216.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/19/2008000012/28/20082159Does not affect quality
Subject:
HFE/MET/M1 - Intermittent barometer failure
DataStreams:hfemetM1.b1
Description:
Intermittent barometer failure occurred throughout the deployment.  We were unable to 
pinpoint the cause of the failure.  Typically one or two minutes of missing data occurred 
every few days.

Since pressure data is typically invariant over 1 minute, linear interpolation should be 
fine to fill in missing data.
Measurements:hfemetM1.b1:
  • Atmospheric pressure(atmos_pressure)


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DQRID : D090216.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/19/2008000012/28/20082159Does not affect quality
Subject:
HFE/MET/M1 - Intermittent PWD data
DataStreams:hfemetM1.b1
Description:
The Present Weather Detector had intermittent missing values throughout this deployment.  
Missing values occurred almost everyday, usually just one or two minutes per day.
Measurements:hfemetM1.b1:
  • pwd_pw_code_15min
  • pwd_cumul_rain
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_err_code
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_pw_code_inst
  • pwd_pw_code_1hr


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DQRID : D090220.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/27/2008161411/27/20082331Incorrect
12/23/2008175412/24/20080006Incorrect
12/14/2008171212/14/20081726Incorrect
12/05/2008094612/06/20080013Incorrect
12/14/2008184812/15/20080052Incorrect
11/09/2008210811/09/20082304Incorrect
12/14/2008150012/14/20081532Incorrect
12/22/2008040812/23/20080043Incorrect
12/04/2008195512/04/20082351Incorrect
11/09/2008192011/09/20081956Incorrect
12/06/2008142412/06/20082322Incorrect
12/21/2008065712/22/20080232Incorrect
Subject:
HFE/MET/M1 - ORG measuring ice crystals or fog
DataStreams:hfemetM1.b1
Description:
The ORG was measuring consistent values for long periods of time.  Typically this is 
indicative of fog, ice crystals in the air or poor performance of the lens heaters.
Measurements:hfemetM1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D090220.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/19/2008000012/28/20082359Suspect
Subject:
HFE/MET/M1 - Induced voltage on wind speed sensor cable
DataStreams:hfemetM1.b1
Description:
The cable for the wind monitor is not a twisted pair shielded cable.  This caused an 
induced voltage on the wind sensor wires from the wind direction measurement excitation 
voltage.  A small offset is added into the wind speeds.  This value varies.  Most frequently 
the values of 0.49, 0.588 and 0.686 m/s were added into the wind speed.  On 11/27/2008 the 
value jumped to 0.98 m/s for most of the day.
Measurements:hfemetM1.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D090331.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/18/2008000009/20/20082359Suspect
Subject:
NSA/MET/C1 - Temp/RH/wind data questionable
DataStreams:nsametC1.b1
Description:
New wind sensors and new T/RH probes were being installed during this time period.  The 
tower booms were lowered and much of the data collected were not at listed heights nor were 
the data accurate due to configurations during install.
Measurements:nsametC1.b1:
  • dew_point_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • qc_rh_mean
  • qc_wspd_vec_mean
  • Wind direction vector mean(wdir_vec_mean)
  • vapor_pressure_std
  • Temperature mean(temp_mean)
  • qc_wdir_vec_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • temp_std
  • qc_temp_mean
  • qc_vapor_pressure_mean
  • qc_dew_point_mean
  • trh_err_code
  • dew_point_std
  • rh_std


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DQRID : D090331.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/11/2008070010/11/20081100Missing
11/22/2008140011/24/20080310Missing
11/07/2008065211/08/20081903Missing
11/25/2008190011/27/20080300Missing
02/13/2009145002/18/20091800Missing
10/10/2008122010/10/20081750Missing
Subject:
NSA/MET/C1 - PWS data missing due to snow impaction
DataStreams:nsametC1.b1
Description:
Blizzard conditions caused the optics to become impacted with snow and ice rendering the 
Present Weather Detector inoperative.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • qc_pws_cumul_rain
  • pws_err_code
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • pws_pw_code_1hr
  • pws_cumul_snow
  • pws_precip_rate_mean_1min
  • pws_pw_code_15min
  • qc_pws_pw_code_inst
  • pws_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_pws_err_code
  • qc_pws_vis_mean_10min
  • PWS 1 minute mean visibility(pws_vis_mean_1min)


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DQRID : D090331.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/01/2008000012/18/20082100Suspect
Subject:
NSA/MET/C1 - Wind data intermittent
DataStreams:nsametC1.b1
Description:
There was a loose wire on the serial data multiplexer causing the wind data to become 
missing during high wind situations.  The high winds caused the enclosure to vibrate making 
the connection intermittent.
Measurements:nsametC1.b1:
  • qc_wdir_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • qc_wspd_vec_mean
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D090331.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/01/2009013801/02/20090447Suspect
01/07/2009174001/08/20091720Suspect
11/29/2008180011/30/20081730Suspect
01/06/2009235601/07/20090001Suspect
01/14/2009093001/14/20092103Suspect
01/04/2009062401/06/20091428Suspect
12/29/2008150012/30/20080800Suspect
Subject:
NSA/MET/C1 - CMH data missing or suspect
DataStreams:nsametC1.b1
Description:
The data from the CMH was missing during these times due to a failing logic board.  The 
board was replaced.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • qc_cmh_dew_point
  • qc_cmh_rh
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • qc_cmh_temp
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D090512.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/14/2009000004/20/20092359Suspect
Subject:
GRW/MET/M1 - Tower lowered during installation
DataStreams:grwmetM1.b1
Description:
Data was collected during set up and installation.  Any data collected is suspect due to 
the tower being lowered and calibration checks occurring.  The data should be viewed 
critically before being used.
Measurements:grwmetM1.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • pwd_err_code
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • rh_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • pwd_pw_code_inst
  • Atmospheric pressure(atmos_pressure)
  • temp_std
  • wdir_vec_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • vapor_pressure_std
  • ORG precipitation rate mean(org_precip_rate_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Wind speed vector mean(wspd_vec_mean)
  • pwd_cumul_rain
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • pwd_pw_code_15min
  • pwd_pw_code_1hr


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DQRID : D090630.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/08/2009224406/11/20092037Incorrect
Subject:
NSA/MET/C1 - Met data incorrect during calibration
DataStreams:nsametC1.b1
Description:
All met data from the tower booms (temp, RH, winds and derived variables) were incorrect 
due to the booms being lowered from their measurement heights.  Additionally, the 
scaffolding was located directly adjacent to the booms affecting the wind field and the Temp/RH 
data.
Measurements:nsametC1.b1:
  • dew_point_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • qc_rh_mean
  • qc_wspd_vec_mean
  • Wind direction vector mean(wdir_vec_mean)
  • vapor_pressure_std
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • temp_std
  • qc_temp_mean
  • qc_time
  • qc_vapor_pressure_mean
  • qc_dew_point_mean
  • trh_err_code
  • dew_point_std
  • rh_std


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DQRID : D090630.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/10/2009001406/10/20090130Incorrect
Subject:
NSA/MET/C1 - PWS calibration
DataStreams:nsametC1.b1
Description:
The PWS was undergoing calibration. Any data collected during this time is not 
representative of the atmospheric state.
Measurements:nsametC1.b1:
  • qc_pws_cumul_snow
  • qc_pws_pw_code_15min
  • qc_pws_precip_rate_mean_1min
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • qc_pws_cumul_rain
  • pws_err_code
  • pws_cumul_rain
  • qc_pws_vis_mean_1min
  • pws_pw_code_1hr
  • pws_cumul_snow
  • pws_precip_rate_mean_1min
  • pws_pw_code_15min
  • qc_pws_pw_code_inst
  • pws_pw_code_inst
  • qc_pws_pw_code_1hr
  • qc_pws_err_code
  • qc_pws_vis_mean_10min
  • PWS 1 minute mean visibility(pws_vis_mean_1min)


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DQRID : D090630.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/10/2009015906/10/20091940Missing
Subject:
NSA/MET/C1 - CMH calibration
DataStreams:nsametC1.b1
Description:
CMH data missing due to removal of the sensor for annual calibration.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • qc_cmh_dew_point
  • qc_cmh_rh
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • qc_cmh_temp
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D090710.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/13/2009221507/08/20092250Suspect
Subject:
NSA/MET/C1 - 2m RH values incorrect
DataStreams:nsametC1.b1
Description:
The new t/rh probe installed during annual calibrations and checks began to exhibit 
readings that were biased high compared to the Chilled Mirror Hygrometer.  In high RH 
conditions the sensor would consistently report RH values in excess of 105%.  Comparisons to the 
other tower levels also suggested that the 2m level RH data is suspect.
Measurements:nsametC1.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • dew_point_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_rh_mean
  • qc_dew_point_mean
  • vapor_pressure_std
  • dew_point_std
  • rh_std


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DQRID : D091019.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/30/2009000010/16/20090915Incorrect
Subject:
GRW/MET/M1 - Temperature/RH aspirator failure
DataStreams:grwmetM1.b1
Description:
The aspirator fan on the solar shield failed causing incorrect readings on the temp, RH 
and calculated variables.
Measurements:grwmetM1.b1:
  • Temperature mean(temp_mean)
  • vapor_pressure_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • rh_std
  • temp_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D091030.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/23/2009004710/23/20091958Incorrect
Subject:
NSA/MET/C2 - CMH Data Incorrect During Maintenance
DataStreams:nsametC2.b1
Description:
Data was incorrect as the CMH was offline and undergoing maintenance.
Measurements:nsametC2.b1:
  • qc_cmh_vapor_pressure
  • cmh_sat_vapor_pressure
  • qc_cmh_rh
  • qc_cmh_dew_point
  • cmh_rh
  • qc_cmh_temp
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure


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DQRID : D100106.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/25/2009173312/10/20092121Incorrect
Subject:
SGP/MET/E9 - Wind Speed Data Incorrect
DataStreams:sgpmetE9.b1
Description:
Wind speed sensor reference wire became detached.  This caused all wind sensor data to 
report near 0 m/s.
Measurements:sgpmetE9.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wspd_vec_mean
  • qc_wspd_arith_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D100208.13
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/23/2010051302/05/20102100Incorrect
Subject:
NSA/MET/C1 - CMH and 10m winds failure
DataStreams:nsametC1.b1
Description:
At 0513GMT on 1/23 the atmos_pressure and CMH - temp, RH, DP & Sat. VP changed abruptly to 
unlikely values. The 10m winds failed at 1420GMT.

The CMH was repaired on 02/04/2010 at 2254GMT and the 10m winds sensor was replaced on 
02/05/2010 at 2100GMT.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • qc_cmh_dew_point
  • qc_wspd_vec_mean
  • Wind direction vector mean(wdir_vec_mean)
  • cmh_vapor_pressure
  • qc_cmh_temp
  • cmh_sat_vapor_pressure
  • qc_wdir_vec_mean
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • qc_cmh_rh
  • cmh_temp
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • cmh_rh


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DQRID : D100218.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/28/2010233002/01/20101815Incorrect
Subject:
SGP/MET/E21 - Wind Sensor Inoperative Due to Ice
DataStreams:sgpmetE21.b1
Description:
Due to an ice storm the wind sensor was inoperative.
Measurements:sgpmetE21.b1:
  • wdir_vec_std
  • qc_wdir_vec_mean
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wspd_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wdir_vec_std


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DQRID : D100303.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/21/2010075902/24/20101644Incorrect
Subject:
SGP/MET/E4 - Wind sensor frozen
DataStreams:sgpmetE4.b1
Description:
Icing resulted in flatlined wind speed and direction measurements.
Measurements:sgpmetE4.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D100504.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/23/2010194304/26/20101903Missing
Subject:
NSA/MET/C1 - CMH Data Missing
DataStreams:nsametC1.b1
Description:
The GFCI had tripped causing the CMH to lose power.  All CMH variables are missing except 
CMHRH which reports 100% for the entire time.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • qc_cmh_dew_point
  • qc_cmh_rh
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • qc_cmh_temp
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D100629.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/26/2010000006/21/20102021Incorrect
Subject:
SGP/MET/E20 - Rain Gauge Cable Chewed by Rodents
DataStreams:sgpmetE20.b1
Description:
The rain gauge cable was damaged by rodents.  At the beginning of the time period, the 
data was falsely indicating nearly constant precipitation. Later it was falsely reporting no 
precipitation during a large rain event.

Data are not recoverable.
Measurements:sgpmetE20.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D100709.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/25/2010173007/07/20102200Missing
Subject:
NSA/MET/C1 - CMH Sent to Vendor for Repair
DataStreams:nsametC1.b1
Description:
CMH connector on the transmitter enclosure that goes to the head unit degraded and failed. 
 System was removed and sent to the manufacturer for repair.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • qc_cmh_dew_point
  • qc_cmh_rh
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • qc_cmh_temp
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D101215.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/01/2010120812/09/20102259Incorrect
Subject:
NSA/MET/C1 - CMH offline
DataStreams:nsametC1.b1
Description:
CMH removed for repair.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • qc_cmh_dew_point
  • qc_cmh_rh
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • qc_cmh_temp
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D101220.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/23/2010154311/05/20100716Missing
Subject:
NSA/MET/C1 - 10m wind sensor offline
DataStreams:nsametC1.b1
Description:
The 10m wind sensor values were 0 m/s and 000 for wind direction. The sensor lost 
communications.
Measurements:nsametC1.b1:
  • qc_wdir_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • qc_wspd_vec_mean
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D110105.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/20/2010190011/01/20101539Suspect
Subject:
SGP/MET/E11 - Intermittent incorrect windspeed
DataStreams:sgpmetE11.b1
Description:
Starting on 10/20 the wind speed values intermittently flatlined.  Site operations 
reseated cable on 11/1.
Measurements:sgpmetE11.b1:
  • qc_wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wdir_vec_mean
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_vec_mean


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DQRID : D110217.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/24/2011180002/10/20112300Incorrect
Subject:
NSA/MET/C1 - CMH offline
DataStreams:nsametC1.b1
Description:
Beginning 1/24/2011, the CMH went offline resulting in missing temperature and dewpoint 
measurements and erroneous vapor pressure, saturation vapor pressure, and RH measurements. 

Problem fixed with a power cycle.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D110524.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/09/2011162204/25/20111238Missing
Subject:
SGP/MET/E6 - Intermittent missing atmos pressure data
DataStreams:sgpmetE6.b1
Description:
Atmospheric pressure data were intermittently missing during the period specified.  No 
known reason for the missing data.
Measurements:sgpmetE6.b1:
  • Atmospheric pressure(atmos_pressure)


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DQRID : D110524.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/07/2010000006/29/20102359Incorrect
Subject:
SGP/MET/E21 - TimeCheck Error
DataStreams:sgpmetE21.b1
Description:
Starting on 2010-06-07 the E21 system clock started drifting until the problem was 
corrected on 2010-06-29.  The maximum daily offset reported in the collection logs were:

Jun 7 offset:	  -5.04
Jun 8  Offset:	  -267.449039
Jun 9  Offset:	  -541.038624
Jun 10 Offset:	  -814.469141
Jun 11 Offset:	  -1076.862114
Jun 12 Offset:	  -1350.330223
Jun 13 Offset:	  -1623.639335
Jun 14 Offset:	  -1897.047754
Jun 15 Offset:	  -2170.552312
Jun 16 Offset:	  -2422.130746
Jun 17 Offset:	  -2684.607495
Jun 18 - Jun 22 (unknown)
Jun 23 Offset:	  -4204.730579

If the E21 system clock drifts the E21 Datalogger clocks will be set to the same incorrect 
time. The met data will be correct but the corresponding time stamp cannot be accurately 
known or simply corrected.
Measurements:sgpmetE21.b1:
  • wdir_vec_std
  • qc_wdir_vec_mean
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_wspd_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_atmos_pressure
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Atmospheric pressure(atmos_pressure)
  • tbrg_precip_total
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wdir_vec_std
  • qc_temp_mean
  • time
  • base_time
  • qc_rh_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • time_offset
  • qc_vapor_pressure_mean
  • Temperature mean(temp_mean)
  • qc_tbrg_precip_total
  • qc_time
  • qc_tbrg_precip_total_corr
  • qc_wspd_arith_mean


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DQRID : D110524.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/03/2010000005/07/20100215Incorrect
Subject:
SGP/MET/E9 - Time-stamp uncertainty
DataStreams:sgpmetE9.b1
Description:
Between 20100503 and 20100507 the sgp.E9 instruments (EBBR, MET, SIRS, SWATS) time clocks 
were drifting outside the allowable +/-3 seconds.  During the specified period, the 
swings ranged from -326 to +637 seconds.
Measurements:sgpmetE9.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_wdir_vec_mean
  • qc_temp_mean
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Atmospheric pressure(atmos_pressure)
  • qc_wspd_vec_mean
  • qc_rh_mean
  • time
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_tbrg_precip_total
  • qc_vapor_pressure_mean
  • qc_tbrg_precip_total_corr
  • Temperature mean(temp_mean)
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • base_time
  • tbrg_precip_total
  • time_offset
  • qc_wspd_arith_mean
  • qc_time
  • qc_atmos_pressure
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D110602.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/15/2011090005/28/20110010Incorrect
Subject:
NSA/MET/C1 - CMH Failure
DataStreams:nsametC1.b1
Description:
The Chilled Mirror Hydrometer (CMH) developed a short in the wiring harness. All CMH data 
missing or incorrect during the period listed.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • qc_cmh_dew_point
  • qc_cmh_rh
  • cmh_temp
  • cmh_vapor_pressure
  • qc_cmh_vapor_pressure
  • qc_cmh_sat_vapor_pressure
  • qc_cmh_temp
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D110621.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/14/2011072405/18/20110130Incorrect
Subject:
SGP/MET/E11 - Wind speed incorrect
DataStreams:sgpmetE11.b1
Description:
Starting on 05/14 the wind speed values at E11 intermittently flat-lined.  The connections 
were reseated 5/18.
Measurements:sgpmetE11.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D110722.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/17/2011020007/20/20111823Missing
Subject:
NSA/MET/C1 - Wind sensor data missing
DataStreams:nsametC1.b1
Description:
2m, 10m, 20m wind sensors went off-line 5/17 due to GFCI tripping caused by failing CMH.   
The 2m and 20m data wind sensor returned 6/6, but the 10m remained offline until 7/20 as 
the sensor was damaged.
Measurements:nsametC1.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D111005.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/29/2011123109/14/20111920Incorrect
Subject:
SGP/MET/E7 - T/RH values incorrect
DataStreams:sgpmetE7.b1
Description:
The temperature, RH, and vapor pressure data were incorrect due to a loose connection.
Measurements:sgpmetE7.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D111114.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/08/2011155011/09/20110701Incorrect
Subject:
SGP/MET/E9 - RH probe failure
DataStreams:sgpmetE9.b1
Description:
The T/RH probe failed. The resulting problem led to very unreasonable values of RH (~160%) 
which caused the vapor pressure values to also be incorrect.
Measurements:sgpmetE9.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)


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DQRID : D111129.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/06/2011075811/19/20110800Incorrect
Subject:
NSA/MET/C1 - CMH communication failure
DataStreams:nsametC1.b1
Description:
CMH lost communication with datalogger. All values from CMH were -6999 during this time 
resulting in the CMHRH flatlining at 100%. Communications was intermittent during entire 
time period.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D120105.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/08/2011000002/22/20132035Suspect
Subject:
NSA/MET/C1 - Frosting/Condensation
DataStreams:nsametC1.b1
Description:
Beginning 20111108, the PWD began occasionally frosting over, signaling an alarm code and 
sometimes causing the PWD to stop reporting. A new PWD with hood heater attachment was 
installed 20130222.
Measurements:nsametC1.b1:
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • pws_pw_code_15min
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pws_pw_code_inst
  • pws_err_code
  • pws_cumul_rain
  • pws_pw_code_1hr
  • PWS 1 minute mean visibility(pws_vis_mean_1min)


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DQRID : D120423.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/07/2012113001/08/20120100Incorrect
12/08/2011014512/08/20111345Incorrect
01/11/2012190001/11/20121903Incorrect
01/08/2012113001/09/20120010Incorrect
01/02/2012160001/03/20121921Incorrect
02/16/2012001302/16/20122044Incorrect
12/25/2011030012/25/20110630Incorrect
03/04/2012000003/04/20120200Incorrect
12/07/2011221512/07/20112330Incorrect
12/05/2011000012/05/20112100Incorrect
01/16/2012033601/16/20120345Incorrect
12/31/2011214312/31/20112150Incorrect
01/16/2012194501/17/20121945Incorrect
12/04/2011130012/04/20111730Incorrect
12/05/2011213012/07/20110645Incorrect
01/05/2012033001/06/20120032Incorrect
01/18/2012180001/18/20121900Incorrect
01/14/2012080001/14/20121636Incorrect
01/08/2012073001/08/20120800Incorrect
Subject:
NSA/MET/C1 - CMH failure
DataStreams:nsametC1.b1
Description:
Starting 14:17 GMT on 12/4/2011 the CMH Dew Point began reporting missing value, CMH 
relative humidity was flat-lining at 100% and CMH saturated vapor pressure was flat-lined at a 
high value.  This condition continued very intermittently for several months.  Issue was 
frosting and a failed ventilation fan.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D120427.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/24/2012195502/17/20121702Suspect
Subject:
SGP/MET/E36 - RH data questionable
DataStreams:sgpmetE36.b1
Description:
Relative humidity was above 100% and below 0% at times. This also resulted in incorrect 
values for vapor pressure.

Data are suspect, but there may be some valuable data during time period. User should 
scrutinize data during this time period. Sensor replacement appears to have corrected the 
problem.
Measurements:sgpmetE36.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D120521.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/27/2012191805/01/20121950Incorrect
Subject:
SGP/MET/E36 - Incorrect wind data
DataStreams:sgpmetE36.b1
Description:
Wind speed and wind direction dropped out and to values near zero.  Site Ops reported 
tower found in down position 5/1/2012, possibly due to storm.
Measurements:sgpmetE36.b1:
  • qc_wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • qc_wspd_vec_mean
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wdir_vec_mean


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DQRID : D120614.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/14/2012000006/14/20120605Incorrect
Subject:
TWP/MET/C3 - Incorrect ORG data
DataStreams:twpmetC3.b1
Description:
Sprinkler was in the path of the ORG, giving false precipitation data.
Measurements:twpmetC3.b1:
  • Precipitation mean(precip_mean)
  • qc_precip_mean
  • qc_precip_max
  • qc_precip_min
  • precip_std
  • Rain, surface, 1-min minimum(precip_min)
  • Rain, surface, 1-min maximum(precip_max)


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DQRID : D121108.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/26/2012200010/03/20122330Incorrect
Subject:
NSA/MET/C1 - 10m wind data not reporting
DataStreams:nsametC1.b1
Description:
10 meter wind speed and direction data were not reporting after a scheduled power outage 
took place.   Sensor was replaced.
Measurements:nsametC1.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D121128.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/04/2012102902/13/20120223Incorrect
Subject:
NSA/MET/C1 - Incorrect liquid precipitation accumulation
DataStreams:nsametC1.b1
Description:
A problem with the present weather detector's firmware caused negative precipitation 
accumulation to be recorded. The problem was fixed with a sensor swap.
Measurements:nsametC1.b1:
  • pws_cumul_rain


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DQRID : D130405.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/04/2013182004/04/20132320Incorrect
Subject:
NSA/MET/C1 - Present Weather Detector testing
DataStreams:nsametC1.b1
Description:
The present weather detector was undergoing testing during this time. The data is not 
representative of true conditions.
Measurements:nsametC1.b1:
  • pws_precip_rate_mean_1min
  • pws_cumul_snow
  • pws_pw_code_15min
  • PWS 10 minute mean visibility(pws_vis_mean_10min)
  • pws_pw_code_inst
  • pws_err_code
  • pws_cumul_rain
  • pws_pw_code_1hr
  • PWS 1 minute mean visibility(pws_vis_mean_1min)


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DQRID : D130528.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/21/2013170405/24/20132045Incorrect
Subject:
SGP/MET/E33 - Incorrect temp and wind data
DataStreams:sgpmetE33.b1
Description:
Cattle chewed temperature and wind sensor instrument cables causing incorrect readings 
during this time period.
Measurements:sgpmetE33.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D130621.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/22/2013203506/04/20132200Suspect
Subject:
NSA/MET/C1 - PWD failure
DataStreams:nsametC1.b1
Description:
The PWD erroneously reported constant precipitation during the specified period.
Measurements:nsametC1.b1:
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_err_code
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • pwd_pw_code_inst
  • pwd_pw_code_1hr
  • pwd_cumul_rain
  • pwd_pw_code_15min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow


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DQRID : D130903.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/17/2013000008/26/20131830Suspect
Subject:
SGP/MET/E32 - High RH values
DataStreams:sgpmetE32.b1
Description:
Relative humidity values are frequently near 120%, especially during overnight hours 
(probable condensation on sensor).
Measurements:sgpmetE32.b1:
  • qc_rh_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_vapor_pressure_mean


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DQRID : D131205.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/02/2013100012/04/20131715Incorrect
Subject:
SGP/MET/E33 - Temp/RH sensor failure
DataStreams:sgpmetE33.b1
Description:
Temp/RH sensor failed, causing problems with wind and logger data until 12/3/13 at 21:36 
(sensor was disconnected until a replacement was installed).
Measurements:sgpmetE33.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D140108.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/21/2013000012/25/20132359Suspect
Subject:
SGP/MET/E11/E15/E21/E31/E33/E34/E35/E36/E37/E38/E9 - Ice on wind sensors
DataStreams:sgpmetE36.b1, sgpmetE15.b1, sgpmetE21.b1, sgpmetE37.b1, sgpmetE38.b1, sgpmetE35.b1,
sgpmetE33.b1, sgpmetE9.b1, sgpmetE34.b1, sgpmetE11.b1
Description:
Wind data was affected by ice buildup on the sensors. Data during this period should be 
used with caution. Exact times of sensor thaw are unknown.
Measurements:sgpmetE38.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std

sgpmetE35.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std

sgpmetE11.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE36.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)

sgpmetE34.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE33.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std

sgpmetE9.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std

sgpmetE37.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE21.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)

sgpmetE15.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D140108.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/25/2013022712/25/20131551Incorrect
12/21/2013210012/24/20131530Incorrect
Subject:
SGP/MET/E32 - Ice on wind sensor
DataStreams:sgpmetE32.b1
Description:
Wind speed and direction are flat-lined due to ice accumulation on the sensor.
Measurements:sgpmetE32.b1:
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D140121.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/01/2014000704/01/20140404Incorrect
03/21/2014121603/21/20141239Incorrect
03/19/2014214803/20/20140421Incorrect
01/21/2014065801/21/20141021Incorrect
01/04/2014080201/04/20141203Incorrect
04/09/2014002504/09/20140358Incorrect
03/30/2014004003/30/20140254Incorrect
03/10/2014200903/11/20140138Incorrect
04/19/2014230504/19/20142324Incorrect
12/31/2013233512/31/20132345Incorrect
04/05/2014214604/06/20140407Incorrect
12/24/2013012212/24/20130124Incorrect
12/01/2013000212/01/20130541Incorrect
01/26/2014043501/26/20140435Incorrect
03/28/2014213903/29/20140213Incorrect
04/09/2014192704/09/20141929Incorrect
12/22/2013001512/23/20130343Incorrect
03/10/2014014203/10/20140237Incorrect
02/10/2014193102/11/20140455Incorrect
01/04/2014160301/04/20141845Incorrect
04/12/2014202304/12/20142026Incorrect
02/16/2014220302/18/20141934Incorrect
03/07/2014014103/07/20140218Incorrect
12/08/2013004712/08/20130233Incorrect
03/09/2014184703/09/20141939Incorrect
01/18/2014064201/20/20141618Incorrect
02/06/2014144902/06/20141451Incorrect
03/23/2014014003/23/20140307Incorrect
03/01/2014024303/01/20140444Incorrect
04/06/2014205404/07/20140347Incorrect
03/13/2014193203/15/20140416Incorrect
03/04/2014205103/05/20140254Incorrect
12/20/2013084312/21/20131329Incorrect
03/08/2014204103/09/20140210Incorrect
03/01/2014165803/02/20140631Incorrect
03/05/2014224903/05/20142324Incorrect
01/01/2014052901/01/20141217Incorrect
12/15/2013045612/15/20130701Incorrect
11/13/2013075611/14/20130812Incorrect
11/22/2013222311/25/20131754Incorrect
03/31/2014014903/31/20140427Incorrect
12/27/2013162412/30/20130809Incorrect
03/23/2014204003/24/20140119Incorrect
01/13/2014110201/13/20141645Incorrect
04/10/2014194704/10/20142201Incorrect
03/09/2014205903/09/20142333Incorrect
01/06/2014192001/06/20142350Incorrect
02/25/2014004602/27/20142325Incorrect
12/07/2013213912/07/20132251Incorrect
04/18/2014221604/19/20140006Incorrect
04/09/2014215404/10/20140440Incorrect
03/11/2014195603/13/20140400Incorrect
01/26/2014225701/26/20142259Incorrect
02/20/2014043502/20/20141348Incorrect
02/01/2014171002/01/20141712Incorrect
03/20/2014180903/20/20141812Incorrect
04/07/2014172304/07/20142137Incorrect
03/27/2014213903/28/20140109Incorrect
03/24/2014214303/25/20140052Incorrect
11/03/2013004111/03/20131934Incorrect
12/13/2013165012/14/20132048Incorrect
02/23/2014054802/24/20141657Incorrect
12/13/2013073112/13/20130906Incorrect
01/05/2014051001/06/20141314Incorrect
03/21/2014011903/21/20140250Incorrect
04/04/2014183204/05/20140228Incorrect
01/14/2014210801/15/20141146Incorrect
Subject:
NSA/MET/C1 - CMH failure due to icing
DataStreams:nsametC1.b1
Description:
Snow/ice pack on the CMH causes instrument failure in adverse conditions. 

Use temp_mean, rh_mean, and vapor_pressure_mean from this datastream as a substitute.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D140213.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/06/2014131702/06/20141404Incorrect
Subject:
NSA/MET/C1 - Power outage
DataStreams:nsametC1.b1
Description:
Incorrect data due to power outage.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • wdir_vec_std
  • cmh_temp
  • Wind direction vector mean(wdir_vec_mean)
  • vapor_pressure_std
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D140213.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/14/2009000001/07/20112359Suspect
Subject:
GRW/MET/M1 - Precipitation data bias
DataStreams:grwmetM1.b1
Description:
Mounting of the optical rain gauge and present weather sensor on cross-arms affixed to the 
meteorological tower introduced a precipitation rate bias. Precipitation data at this 
site should be used with caution.
Measurements:grwmetM1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_cumul_rain


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DQRID : D140213.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/09/2008000012/28/20082359Suspect
Subject:
HFE/MET/M1 - Precipitation data bias
DataStreams:hfemetM1.b1
Description:
Mounting of the optical rain gauge and present weather sensor on cross-arms affixed to the 
meteorological tower introduced a precipitation rate bias. Precipitation data at this 
site should be used with caution.
Measurements:hfemetM1.b1:
  • pwd_cumul_rain
  • ORG precipitation rate mean(org_precip_rate_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)


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DQRID : D140321.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/02/2013200012/08/20132218Missing
Subject:
SGP/MET/E35 - Data collection problem
DataStreams:sgpmetE35.b1
Description:
Site communication problem resulted in missing/lost data during this time.
Measurements:sgpmetE35.b1:
  • qc_wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)
  • Atmospheric pressure(atmos_pressure)
  • qc_tbrg_precip_total
  • qc_time
  • qc_tbrg_precip_total_corr
  • East longitude(lon)
  • Wind direction vector mean(wdir_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • tbrg_precip_total
  • qc_temp_mean
  • Altitude above mean sea level(alt)
  • qc_wdir_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • qc_wspd_vec_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_atmos_pressure
  • time
  • qc_wspd_arith_mean
  • time_offset
  • base_time
  • qc_rh_mean
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_vapor_pressure_mean
  • wdir_vec_std
  • North latitude(lat)


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DQRID : D140801.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/02/2014000006/18/20141805Suspect
Subject:
SGP/MET/E9 - Rain gauge clogged
DataStreams:sgpmetE9.b1
Description:
The tipping bucket rain gauge was found to be clogged during bi-weekly maintenance. 
Precipitation data during this time may be suspect.
Measurements:sgpmetE9.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D140801.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/18/2014000006/30/20141435Suspect
Subject:
SGP/MET/E32 - Rain gauge clogged
DataStreams:sgpmetE32.b1
Description:
The tipping bucket rain gauge was found to be clogged during bi-weekly maintenance. 
Precipitation data during this time may be suspect.
Measurements:sgpmetE32.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D140801.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/04/2014000006/16/20141416Suspect
Subject:
SGP/MET/E33 - Rain gauge clogged
DataStreams:sgpmetE33.b1
Description:
The tipping bucket rain gauge was found to be clogged during bi-weekly maintenance. 
Precipitation data during this time may be suspect.
Measurements:sgpmetE33.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D140822.10
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/02/2009000012/30/20102359Does not affect quality
Subject:
GRW/MERGESONDE/M1 - Reprocessing Notice (RID 1224)
DataStreams:grwmergesonde1maceM1.c1
Description:
See below for details of reprocessing that was completed on 20150209.  Original DQR 
category: 3 (Yellow, Suspect).

-----------------------------------------------------------

MERGESONDE sometimes uses bad or questionable precipitable water vapor data to scale the 
relative humidity profiles provided by the rh_scaled field. In addition, this bad input 
data is not properly indicated by the vapor_source or qc_rh_scaled fields. This problem 
appears to typically occur when there is moisture impacting the microwave radiometer causing 
large spikes in brightness temperatures. During these periods the rh_scaled values are 
often saturated at 101% for much of the profile. 

A new version of the MERGESONDE VAP has corrected this problem, and these data will 
eventually be corrected by a reprocessing task.
Measurements:grwmergesonde1maceM1.c1:
  • rh_scaled
  • vapor_source


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DQRID : D141006.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/25/2014050009/25/20141800Suspect
Subject:
NSA/MET/C1 - CMH humidity measurements suspect
DataStreams:nsametC1.b1
Description:
During this time, the chilled mirror dew point, relative humidity, and vapor pressure data 
become stagnant following a period of high variability. Data begin to compare well with 
co-located sensors without interference.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_vapor_pressure
  • cmh_rh


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DQRID : D141006.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/01/2014221510/04/20140056Missing
Subject:
NSA/MET/C1 - Temp/RH instrument offline
DataStreams:nsametC1.b1
Description:
Measurements:nsametC1.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • dew_point_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • trh_err_code


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DQRID : D141106.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/05/2014210011/06/20142052Does not affect quality
Subject:
NSA/MET/C1 - Reprocessing Notice (RID 1252)
DataStreams:nsametC1.b1
Description:
See below for details of reprocessing that was completed on 20150109.  Original 
DQR category: 4 (Red, Incorrect).

-----------------------------------------------------------

The wind direction data are 30 degrees too high due to an alignment/offset problem during 
this time. Problem affects all 4 tower levels in the nsatwrC1.b1 datastream, as well as 
the wind direction data in the nsametC1.b1 datastream. Data will be reprocessed for 
correction.
Measurements:nsametC1.b1:
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D150311.15
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/27/2015170402/27/20152100Incorrect
Subject:
SGP/MET/E11 - Data logger issue resulted in incorrect data
DataStreams:sgpmetE11.b1
Description:
Data logger voltage dropped too low due to a battery problem. This caused incorrect 
temperature, relative humidity, vapor pressure, and atmospheric pressure data during this time.
Measurements:sgpmetE11.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Atmospheric pressure(atmos_pressure)


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DQRID : D150311.16
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/27/2015210003/06/20150338Missing
Subject:
SGP/MET/E11 - Missing data due to hardware problem
DataStreams:sgpmetE11.b1
Description:
No data available during this period due to a hardware/communication issue.
Measurements:sgpmetE11.b1:
  • qc_wdir_vec_std
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • time
  • North latitude(lat)
  • qc_vapor_pressure_mean
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_temp_mean
  • qc_wdir_vec_mean
  • wdir_vec_std
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Altitude above mean sea level(alt)
  • time_offset
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • qc_atmos_pressure
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_tbrg_precip_total_corr
  • qc_rh_mean
  • qc_time
  • East longitude(lon)
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • base_time
  • qc_wspd_vec_mean


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DQRID : D150327.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/11/2015171803/11/20151859Missing
03/15/2015142103/15/20151859Missing
03/14/2015010003/14/20152359Missing
03/13/2015041103/13/20151759Missing
03/16/2015000003/23/20151644Missing
Subject:
SGP/MET/E11 - Collection problem caused missing data
DataStreams:sgpmetE11.b1
Description:
A data collection problem caused periods of missing data for the times indicated. Between 
3/16 and 3/23, there are short instances of active data, but these values should be used 
with discretion.
Measurements:sgpmetE11.b1:
  • qc_wdir_vec_std
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • time
  • North latitude(lat)
  • qc_vapor_pressure_mean
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_temp_mean
  • qc_wdir_vec_mean
  • wdir_vec_std
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Altitude above mean sea level(alt)
  • time_offset
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • qc_atmos_pressure
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_tbrg_precip_total_corr
  • qc_rh_mean
  • qc_time
  • East longitude(lon)
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • base_time
  • qc_wspd_vec_mean


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DQRID : D150806.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/03/2015093708/04/20151201Missing
Subject:
NSA/MET/C1 - CMH offline
DataStreams:nsametC1.b1
Description:
Moisture inside the power cable caused the instrument to go offline. The cable was 
replaced and data prior to the instrument self-check should not be used.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D151201.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/27/2015000011/30/20152359Does not affect quality
Subject:
SGP ALL INSTRUMENTS - Icing Event
DataStreams:sgpmetE32.b1, sgpmetE11.b1, sgpmetE21.b1, sgpmetE33.b1, sgpmetE15.b1, sgpmetE9.b1,
sgpmetE34.b1, sgpmetE37.b1, sgpmetE35.b1, sgpmetE36.b1, sgpmetE38.b1
Description:
An icing event (winter storm Cara) passed slowly through the area during this time frame.  
Instruments at the SGP may have been affected by ice accumulation.
Measurements:sgpmetE38.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Wind speed vector mean(wspd_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Temperature mean(temp_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Atmospheric pressure(atmos_pressure)
  • wdir_vec_std

sgpmetE35.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • tbrg_precip_total
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Atmospheric pressure(atmos_pressure)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE32.b1:
  • wdir_vec_std
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE11.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • tbrg_precip_total
  • Temperature mean(temp_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Atmospheric pressure(atmos_pressure)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)

sgpmetE36.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)

sgpmetE34.b1:
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)

sgpmetE37.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Wind direction vector mean(wdir_vec_mean)
  • Temperature mean(temp_mean)
  • tbrg_precip_total
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)

sgpmetE33.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Atmospheric pressure(atmos_pressure)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • wdir_vec_std

sgpmetE9.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Atmospheric pressure(atmos_pressure)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE21.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • wdir_vec_std
  • Atmospheric pressure(atmos_pressure)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total

sgpmetE15.b1:
  • Temperature mean(temp_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Atmospheric pressure(atmos_pressure)
  • tbrg_precip_total
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D151202.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/30/2015164311/30/20151732Incorrect
Subject:
SGP/MET/E32 - Abnormal Drop in Data
DataStreams:sgpmetE32.b1
Description:
For unknown reasons, the temperature and vapor pressure abnormally dip down when compared 
to the co-located EBBR.
Measurements:sgpmetE32.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)


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DQRID : D151218.9
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/28/2015192112/28/20151923Incorrect
11/29/2015011612/04/20151754Incorrect
Subject:
SGP/MET/E38 - Data lost or incorrect due to bad data logger
DataStreams:sgpmetE38.b1
Description:
Data are mostly missing during this period due to a hardware failure. Any data that are 
available during this period should be considered suspect.
Measurements:sgpmetE38.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • tbrg_precip_total
  • wdir_vec_std
  • Atmospheric pressure(atmos_pressure)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)


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DQRID : D160104.7
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/26/2015000001/01/20162359Does not affect quality
Subject:
SGP Site Power Outage Due to Winter Storm
DataStreams:sgpmetE32.b1, sgpmetE34.b1, sgpmetE37.b1, sgpmetE38.b1, sgpmetE11.b1, sgpmetE21.b1,
sgpmetE33.b1, sgpmetE15.b1, sgpmetE35.b1, sgpmetE36.b1
Description:
On Saturday and Sunday, December 26 and 27th a powerful winter storm (Goliath) brought 
sleet and freezing rain to much of Oklahoma with wind gusts of 45 MPH at times. The result 
was very very slick roads and mass power outages.
 
The SGP central facility lost power at 8:55 PM CDT on Sunday, December 27th.  
The power was restored on 7:56 PM CDT on Wednesday, December 30th
 
Site Emergency procedures were activated and Technicians drained water out of instrument 
reservoirs and other measures as needed, early Monday morning.
 
On Wednesdays as roads and power started was restored to much of the areas east of I-35 , 
Site Technicians performed maintenance on several Extended Facilities.

During this period, data are potentially missing, incorrect, or suspect.  Carefully 
inspect the data before use.
Measurements:sgpmetE38.b1:
  • qc_tbrg_precip_total
  • qc_wspd_vec_mean
  • qc_wdir_vec_std
  • base_time
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • time_offset
  • Wind direction vector mean(wdir_vec_mean)
  • qc_atmos_pressure
  • qc_vapor_pressure_mean
  • qc_time
  • tbrg_precip_total
  • qc_wdir_vec_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Atmospheric pressure(atmos_pressure)
  • Altitude above mean sea level(alt)
  • qc_temp_mean
  • wdir_vec_std
  • time
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • East longitude(lon)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wspd_arith_mean
  • Temperature mean(temp_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • North latitude(lat)
  • qc_rh_mean
  • qc_tbrg_precip_total_corr

sgpmetE32.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_wspd_vec_mean
  • Temperature mean(temp_mean)
  • qc_rh_mean
  • Wind direction vector mean(wdir_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wdir_vec_std
  • qc_time
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_atmos_pressure
  • qc_wdir_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std
  • qc_temp_mean
  • base_time
  • qc_wspd_arith_mean
  • time_offset
  • East longitude(lon)
  • time
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_tbrg_precip_total
  • qc_vapor_pressure_mean
  • qc_tbrg_precip_total_corr
  • North latitude(lat)
  • Altitude above mean sea level(alt)

sgpmetE35.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_wdir_vec_mean
  • time_offset
  • qc_time
  • East longitude(lon)
  • Wind direction vector mean(wdir_vec_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_vapor_pressure_mean
  • North latitude(lat)
  • qc_tbrg_precip_total
  • time
  • qc_wspd_arith_mean
  • qc_tbrg_precip_total_corr
  • qc_temp_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • base_time
  • qc_wdir_vec_std
  • Altitude above mean sea level(alt)
  • Wind speed vector mean(wspd_vec_mean)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_atmos_pressure
  • wdir_vec_std
  • Temperature mean(temp_mean)
  • qc_wspd_vec_mean
  • qc_rh_mean
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE11.b1:
  • qc_vapor_pressure_mean
  • qc_wdir_vec_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • time_offset
  • qc_wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • qc_temp_mean
  • wdir_vec_std
  • qc_atmos_pressure
  • qc_tbrg_precip_total_corr
  • qc_rh_mean
  • Temperature mean(temp_mean)
  • base_time
  • qc_wspd_arith_mean
  • time
  • Wind speed vector mean(wspd_vec_mean)
  • qc_time
  • East longitude(lon)
  • qc_tbrg_precip_total
  • North latitude(lat)
  • Atmospheric pressure(atmos_pressure)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • tbrg_precip_total
  • qc_wspd_vec_mean
  • Altitude above mean sea level(alt)
  • Vapor pressure mean, calculated(vapor_pressure_mean)

sgpmetE36.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wdir_vec_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_time
  • North latitude(lat)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_rh_mean
  • qc_temp_mean
  • Altitude above mean sea level(alt)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_wspd_vec_mean
  • qc_vapor_pressure_mean
  • base_time
  • Wind speed vector mean(wspd_vec_mean)
  • East longitude(lon)
  • qc_tbrg_precip_total
  • qc_atmos_pressure
  • qc_wdir_vec_mean
  • qc_wspd_arith_mean
  • time_offset
  • qc_tbrg_precip_total_corr
  • time

sgpmetE34.b1:
  • wdir_vec_std
  • qc_wspd_vec_mean
  • Wind direction vector mean(wdir_vec_mean)
  • qc_temp_mean
  • qc_wdir_vec_mean
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_wdir_vec_std
  • time_offset
  • base_time
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_atmos_pressure
  • qc_tbrg_precip_total
  • qc_rh_mean
  • Wind speed vector mean(wspd_vec_mean)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_tbrg_precip_total_corr
  • qc_vapor_pressure_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_wspd_arith_mean
  • North latitude(lat)
  • qc_time
  • Temperature mean(temp_mean)
  • Altitude above mean sea level(alt)
  • time
  • East longitude(lon)
  • Vapor pressure mean, calculated(vapor_pressure_mean)

sgpmetE37.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_wdir_vec_std
  • qc_rh_mean
  • qc_tbrg_precip_total
  • East longitude(lon)
  • Altitude above mean sea level(alt)
  • base_time
  • qc_atmos_pressure
  • qc_wdir_vec_mean
  • qc_vapor_pressure_mean
  • North latitude(lat)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Wind direction vector mean(wdir_vec_mean)
  • Temperature mean(temp_mean)
  • time_offset
  • tbrg_precip_total
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_time
  • qc_wspd_arith_mean
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wspd_vec_mean
  • qc_temp_mean
  • time
  • qc_tbrg_precip_total_corr

sgpmetE33.b1:
  • qc_time
  • qc_wspd_arith_mean
  • time_offset
  • qc_wdir_vec_mean
  • North latitude(lat)
  • Temperature mean(temp_mean)
  • qc_tbrg_precip_total_corr
  • qc_wdir_vec_std
  • time
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Atmospheric pressure(atmos_pressure)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • East longitude(lon)
  • wdir_vec_std
  • qc_rh_mean
  • Altitude above mean sea level(alt)
  • qc_vapor_pressure_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_atmos_pressure
  • qc_tbrg_precip_total
  • base_time
  • qc_temp_mean
  • tbrg_precip_total
  • qc_wspd_vec_mean

sgpmetE21.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_wspd_arith_mean
  • wdir_vec_std
  • Altitude above mean sea level(alt)
  • qc_tbrg_precip_total_corr
  • Atmospheric pressure(atmos_pressure)
  • qc_rh_mean
  • qc_tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_atmos_pressure
  • qc_wdir_vec_mean
  • base_time
  • qc_vapor_pressure_mean
  • East longitude(lon)
  • time_offset
  • qc_wspd_vec_mean
  • Temperature mean(temp_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wdir_vec_std
  • qc_temp_mean
  • time
  • qc_time
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • North latitude(lat)

sgpmetE15.b1:
  • qc_wdir_vec_std
  • qc_vapor_pressure_mean
  • qc_wspd_arith_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • qc_atmos_pressure
  • qc_tbrg_precip_total
  • base_time
  • wdir_vec_std
  • time_offset
  • qc_wspd_vec_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • time
  • Wind speed vector mean(wspd_vec_mean)
  • Altitude above mean sea level(alt)
  • Temperature mean(temp_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_time
  • Atmospheric pressure(atmos_pressure)
  • Wind direction vector mean(wdir_vec_mean)
  • qc_tbrg_precip_total_corr
  • East longitude(lon)
  • qc_wdir_vec_mean
  • qc_rh_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • North latitude(lat)
  • qc_temp_mean


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DQRID : D160108.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/29/2015215101/04/20162347Missing
Subject:
SGP/IRT/MET/MFRSR/SIRS/SWATS/E32 - Power out for an extended period after a winter storm
DataStreams:sgpmetE32.b1
Description:
Measurements:sgpmetE32.b1:
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wspd_vec_mean
  • qc_time
  • tbrg_precip_total
  • qc_vapor_pressure_mean
  • Atmospheric pressure(atmos_pressure)
  • qc_tbrg_precip_total_corr
  • qc_temp_mean
  • qc_atmos_pressure
  • qc_wspd_arith_mean
  • North latitude(lat)
  • Temperature mean(temp_mean)
  • time_offset
  • qc_rh_mean
  • qc_wdir_vec_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wdir_vec_std
  • base_time
  • East longitude(lon)
  • Altitude above mean sea level(alt)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • time
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160108.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/28/2015040001/05/20161533Missing
Subject:
SGP/MET/E11 - Missing Data
DataStreams:sgpmetE11.b1
Description:
The site computer went down following an ice storm that caused a power outage.  The met 
data was missing for an extended period.
Measurements:sgpmetE11.b1:
  • qc_wdir_vec_std
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • time
  • North latitude(lat)
  • qc_vapor_pressure_mean
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_temp_mean
  • qc_wdir_vec_mean
  • wdir_vec_std
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Altitude above mean sea level(alt)
  • time_offset
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • qc_atmos_pressure
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_tbrg_precip_total_corr
  • qc_rh_mean
  • qc_time
  • East longitude(lon)
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • base_time
  • qc_wspd_vec_mean


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DQRID : D160203.10
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/05/2011000001/29/20161751Does not affect quality
Subject:
SGP/MET/E35 - False tips in high winds
DataStreams:sgpmetE35.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE35.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160203.11
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/28/2011000001/29/20161958Does not affect quality
Subject:
SGP/MET/E36 - False tips in high winds
DataStreams:sgpmetE36.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE36.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160203.12
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/28/2011000001/29/20162108Does not affect quality
Subject:
SGP/MET/E37 - False tips in high winds
DataStreams:sgpmetE37.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE37.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160203.13
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/23/2011000001/15/20161809Does not affect quality
Subject:
SGP/MET/E38 - False tips in high winds
DataStreams:sgpmetE38.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE38.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160203.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/29/1993000002/01/20162038Does not affect quality
Subject:
SGP/MET/E9 - False tips in high winds
DataStreams:sgpmetE9.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE9.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160203.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/28/1995000002/01/20161725Does not affect quality
Subject:
SGP/MET/E11 - False tips in high winds
DataStreams:sgpmetE11.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE11.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160203.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/13/1993000001/15/20161628Does not affect quality
Subject:
SGP/MET/E15 - False tips in high winds
DataStreams:sgpmetE15.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE15.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160203.7
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/11/2011000001/13/20162359Does not affect quality
Subject:
SGP/MET/E32 - False tips in high winds
DataStreams:sgpmetE32.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE32.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160203.8
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/15/2011000001/14/20162034Does not affect quality
Subject:
SGP/MET/E33 - False tips in high winds
DataStreams:sgpmetE33.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE33.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160203.9
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/05/2011000002/01/20162147Does not affect quality
Subject:
SGP/MET/E34 - False tips in high winds
DataStreams:sgpmetE34.b1
Description:
The TBRG's were mounted at a height that made them prone to vibrations caused by high 
winds which may have caused false tips.  The end date of this DQR indicates when the rain 
gauge was lowered to mitigate these effects.  

Effects on the total precipitation amounts are assumed to be negligible.
Measurements:sgpmetE34.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160215.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/17/2008204604/18/20080050Incorrect
03/13/2007205103/14/20070234Incorrect
03/05/2011222503/05/20112244Incorrect
02/04/2008195802/05/20080652Incorrect
01/27/2009220801/27/20092329Incorrect
12/25/2007084612/25/20071451Incorrect
12/01/2011055412/01/20111007Incorrect
04/04/2013005404/04/20130227Incorrect
01/26/2008123201/26/20081627Incorrect
04/22/2011225004/23/20110059Incorrect
12/23/2007215512/24/20070912Incorrect
02/08/2013191502/11/20132003Incorrect
09/18/2005120909/18/20051214Incorrect
03/12/2007192703/12/20072310Incorrect
04/02/2011202204/02/20112205Incorrect
02/18/2011021002/18/20110214Incorrect
10/19/2005183410/19/20051934Incorrect
02/27/2008175202/27/20082123Incorrect
11/18/2010002111/18/20102327Incorrect
02/15/2008231702/15/20082339Incorrect
09/23/2005152809/23/20051857Incorrect
04/01/2011003604/01/20110228Incorrect
01/20/2005184501/20/20051951Incorrect
04/07/2013193704/07/20132115Incorrect
08/02/2004182108/03/20042259Incorrect
04/12/2008215104/13/20080540Incorrect
01/17/2011022901/17/20111118Incorrect
01/28/2008050401/29/20081058Incorrect
04/30/2013213905/01/20130152Incorrect
09/19/2012182809/19/20121912Incorrect
04/17/2008001504/17/20080321Incorrect
12/07/2007192312/10/20071958Incorrect
09/25/2013012809/25/20130214Incorrect
03/31/2013003703/31/20130315Incorrect
05/02/2011224005/02/20112302Incorrect
03/29/2011195203/29/20112042Incorrect
09/06/2008005009/06/20080115Incorrect
04/17/2013002104/17/20130036Incorrect
03/02/2007014603/04/20070136Incorrect
01/18/2005191201/19/20050036Incorrect
09/26/2013021009/26/20130216Incorrect
01/11/2008222601/12/20080101Incorrect
03/13/2008182303/13/20082329Incorrect
04/13/2008223204/14/20080707Incorrect
12/22/2007125712/23/20071300Incorrect
01/04/2013185001/04/20132008Incorrect
09/24/2012223209/26/20122245Incorrect
06/24/2004231506/25/20040238Incorrect
03/31/2013190204/01/20130215Incorrect
03/13/2011010003/13/20110153Incorrect
06/17/2008014206/17/20080237Incorrect
01/16/2008073301/18/20082321Incorrect
10/06/2005002910/06/20050119Incorrect
09/26/2013183609/26/20131838Incorrect
04/19/2013212704/19/20132354Incorrect
10/06/2013233610/07/20130015Incorrect
12/05/2006202512/07/20060009Incorrect
12/16/2012210612/22/20122152Incorrect
07/01/2005184507/01/20051929Incorrect
Subject:
NSA/MET/C1 - CMH Dropout
DataStreams:nsametC1.b1
Description:
The CMH readings dropped out for unknown sensor or power failures.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D160215.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/24/2012160205/25/20120025Incorrect
01/15/2009054901/15/20090621Incorrect
01/09/2010192901/09/20101943Incorrect
08/01/2008092908/01/20081019Incorrect
01/15/2008230901/16/20080024Incorrect
11/24/2006210911/24/20062335Incorrect
07/01/2013215807/01/20132321Incorrect
02/20/2013225702/20/20132322Incorrect
01/02/2011235101/03/20111645Incorrect
05/25/2012160005/26/20120025Incorrect
10/07/2013232310/08/20130009Incorrect
07/29/2011194107/29/20112006Incorrect
11/04/2010163511/04/20101724Incorrect
03/16/2009151203/16/20091554Incorrect
02/07/2006091102/07/20062339Incorrect
04/09/2009012404/09/20090135Incorrect
07/13/2012133107/13/20121401Incorrect
04/30/2011155505/01/20110145Incorrect
07/09/2013120707/09/20131226Incorrect
09/08/2007205909/08/20072113Incorrect
04/28/2011155804/29/20110058Incorrect
10/06/2010225010/07/20100109Incorrect
09/08/2007035909/08/20070412Incorrect
06/29/2007223306/29/20072240Incorrect
07/01/2005003407/01/20050048Incorrect
05/23/2012160405/24/20120017Incorrect
06/12/2013121706/12/20131240Incorrect
10/20/2011155910/21/20111455Incorrect
07/29/2011233607/29/20112342Incorrect
01/02/2011151701/02/20111804Incorrect
10/23/2010150710/23/20101800Incorrect
04/27/2011190704/28/20110043Incorrect
08/05/2005195308/05/20052203Incorrect
07/13/2009014807/13/20090258Incorrect
10/22/2004054910/22/20041945Incorrect
03/13/2005213803/14/20052313Incorrect
05/01/2011161605/02/20110034Incorrect
01/19/2008202401/19/20082057Incorrect
12/08/2006114912/08/20061213Incorrect
04/29/2011101204/30/20110042Incorrect
01/21/2008151401/21/20081531Incorrect
10/09/2009185910/09/20091903Incorrect
Subject:
NSA/MET/C1 - All data missing or incorrect
DataStreams:nsametC1.b1
Description:
All data were missing or incorrect during these periods, likely due to system power 
issues.
Measurements:nsametC1.b1:
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • Atmospheric pressure(atmos_pressure)
  • pwd_pw_code_1hr
  • pwd_pw_code_15min
  • vapor_pressure_std
  • cmh_vapor_pressure
  • Wind speed vector mean(wspd_vec_mean)
  • pwd_pw_code_inst
  • temp_std
  • pwd_cumul_rain
  • cmh_rh
  • cmh_dew_point
  • dew_point_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • pwd_err_code
  • Wind direction vector mean(wdir_vec_mean)
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • cmh_sat_vapor_pressure
  • pwd_cumul_snow
  • Temperature mean(temp_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • wdir_vec_std
  • logger_temp
  • cmh_temp
  • trh_err_code
  • dew_point_std
  • logger_volt
  • rh_std


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DQRID : D160218.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/19/2008170809/19/20082140Incorrect
Subject:
NSA/MET/C1 - CMH maintenance
DataStreams:nsametC1.b1
Description:
CMH was offline due to maintenance. Data during this time are missing or incorrect.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D160218.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/08/2005224808/08/20052254Incorrect
Subject:
NSA/MET/C1 - Unknown CMH problem
DataStreams:nsametC1.b1
Description:
For an unknown reason, data spike during this time and are not representative of the 
environment.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D160325.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/17/2016230003/21/20161548Missing
Subject:
SGP/MET/E33 - Power failure
DataStreams:sgpmetE33.b1
Description:
All data are missing during this time due to a power and battery failure.
Measurements:sgpmetE33.b1:
  • rh_std
  • vapor_pressure_std
  • qc_wspd_vec_mean
  • qc_tbrg_precip_total
  • qc_time
  • time
  • qc_tbrg_precip_total_corr
  • qc_vapor_pressure_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_wspd_arith_mean
  • Atmospheric pressure(atmos_pressure)
  • time_offset
  • qc_logger_volt
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • East longitude(lon)
  • Wind speed vector mean(wspd_vec_mean)
  • base_time
  • qc_temp_mean
  • tbrg_precip_total
  • qc_logger_temp
  • Altitude above mean sea level(alt)
  • qc_wdir_vec_mean
  • qc_wdir_vec_std
  • North latitude(lat)
  • Temperature mean(temp_mean)
  • logger_temp
  • wdir_vec_std
  • logger_volt
  • qc_atmos_pressure
  • qc_rh_mean
  • temp_std


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DQRID : D160328.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/22/2016140003/25/20161352Missing
Subject:
SGP/MET/E37 - Data missing due to power interruption.
DataStreams:sgpmetE37.b1
Description:
Power interruption due to site maintenance caused missing data during this time. The 
battery backup appears to have failed.
Measurements:sgpmetE37.b1:
  • Atmospheric pressure(atmos_pressure)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_wspd_vec_mean
  • qc_rh_mean
  • rh_std
  • Temperature mean(temp_mean)
  • vapor_pressure_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • base_time
  • qc_logger_temp
  • logger_volt
  • logger_temp
  • qc_tbrg_precip_total
  • qc_atmos_pressure
  • tbrg_precip_total
  • time_offset
  • qc_wdir_vec_std
  • qc_wdir_vec_mean
  • qc_logger_volt
  • qc_temp_mean
  • wdir_vec_std
  • qc_vapor_pressure_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_time
  • time
  • East longitude(lon)
  • qc_wspd_arith_mean
  • temp_std
  • North latitude(lat)
  • Altitude above mean sea level(alt)
  • qc_tbrg_precip_total_corr
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160411.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/12/2016120104/06/20161510Does not affect quality
Subject:
SGP/MET/E9 - Wind sensor malfunction
DataStreams:sgpmetE9.b1
Description:
Loose wire contacts and possible bad bearings caused intermittent wind data dropouts 
during this time.
Measurements:sgpmetE9.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D160415.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/14/2016140003/16/20161335Missing
Subject:
SGP/MET/E32 - Power outage
DataStreams:sgpmetE32.b1
Description:
A power outage at the site caused missing data during this time period.
Measurements:sgpmetE32.b1:
  • wdir_vec_std
  • vapor_pressure_std
  • Wind direction vector mean(wdir_vec_mean)
  • logger_volt
  • qc_wspd_vec_mean
  • rh_std
  • qc_time
  • temp_std
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_vapor_pressure_mean
  • logger_temp
  • qc_tbrg_precip_total_corr
  • qc_temp_mean
  • qc_atmos_pressure
  • qc_wspd_arith_mean
  • qc_logger_temp
  • North latitude(lat)
  • time_offset
  • Temperature mean(temp_mean)
  • qc_rh_mean
  • qc_wdir_vec_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wdir_vec_std
  • base_time
  • East longitude(lon)
  • Altitude above mean sea level(alt)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • time
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160518.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/07/2015115207/07/20151903Incorrect
Subject:
SGP/MET/E38 - Incorrect Data
DataStreams:sgpmetE38.b1
Description:
Data are incorrect for an unknown reason during this short time frame.
Measurements:sgpmetE38.b1:
  • logger_volt
  • rh_std
  • temp_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • logger_temp
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • vapor_pressure_std


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DQRID : D160519.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/13/2016234405/14/20160254Incorrect
Subject:
SGP/MET/E34 - Probable thunderstorm interference
DataStreams:sgpmetE34.b1
Description:
Data from the temperature and relative humidity sensor is incorrect during this time. A 
strong thunderstorm passed through the area and likely caused interference.
Measurements:sgpmetE34.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • temp_std
  • vapor_pressure_std
  • rh_std
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D160525.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/23/2016231305/25/20161106Incorrect
Subject:
ASI/MET/M1 - Damaged cable
DataStreams:asimetM1.b1
Description:
Damage to the temp/humidity instrument cable caused incorrect readings during this time.
Measurements:asimetM1.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • vapor_pressure_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • rh_std
  • temp_std


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DQRID : D160526.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/23/2016000004/26/20160931Incorrect
Subject:
ASI/MET/M1 - Site setup
DataStreams:asimetM1.b1
Description:
Instruments were not yet aligned or in their permanent locations. Data during this time 
should not be used.
Measurements:asimetM1.b1:
  • pwd_pw_code_inst
  • qc_pwd_cumul_rain
  • qc_logger_temp
  • ORG precipitation rate mean(org_precip_rate_mean)
  • qc_pwd_precip_rate_mean_1min
  • qc_rh_mean
  • qc_wspd_vec_mean
  • pwd_pw_code_15min
  • qc_pwd_pw_code_1hr
  • time_offset
  • base_time
  • pwd_err_code
  • vapor_pressure_std
  • qc_wdir_vec_mean
  • wdir_vec_std
  • logger_volt
  • North latitude(lat)
  • qc_org_precip_rate_mean
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_logger_volt
  • qc_pwd_mean_vis_1min
  • Atmospheric pressure(atmos_pressure)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • qc_atmos_pressure
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • East longitude(lon)
  • qc_temp_mean
  • qc_pwd_pw_code_15min
  • logger_temp
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_vapor_pressure_mean
  • pwd_cumul_rain
  • qc_wspd_arith_mean
  • Temperature mean(temp_mean)
  • Altitude above mean sea level(alt)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • qc_pwd_pw_code_inst
  • Wind direction vector mean(wdir_vec_mean)
  • rh_std
  • time
  • pwd_pw_code_1hr
  • qc_pwd_mean_vis_10min
  • temp_std


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DQRID : D160526.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/26/2016093105/10/20161612Incorrect
Subject:
ASI/MET/M1 - Broken wire
DataStreams:asimetM1.b1
Description:
A wire on the sensor cable broke during this time and data are incorrect.
Measurements:asimetM1.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • vapor_pressure_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • rh_std
  • temp_std


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DQRID : D160526.7
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/26/2016093105/25/20161100Does not affect quality
Subject:
ASI/MET/M1 - Temp/Humidity sensor not at standard height
DataStreams:asimetM1.b1
Description:
Prior to 5/25, the temp/humidity sensor was mounted at 3 meters. On 5/25 the sensor was 
lowered to the standard height of 2 meters. No significant impact on data is expected.
Measurements:asimetM1.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D160610.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/24/2016160305/26/20161904Missing
Subject:
SGP/MET/E33 - Missing data
DataStreams:sgpmetE33.b1
Description:
For an unknown reason, data is missing during this time.
Measurements:sgpmetE33.b1:
  • rh_std
  • vapor_pressure_std
  • qc_wspd_vec_mean
  • qc_tbrg_precip_total
  • qc_time
  • time
  • qc_tbrg_precip_total_corr
  • qc_vapor_pressure_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_wspd_arith_mean
  • Atmospheric pressure(atmos_pressure)
  • time_offset
  • qc_logger_volt
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • East longitude(lon)
  • Wind speed vector mean(wspd_vec_mean)
  • base_time
  • qc_temp_mean
  • tbrg_precip_total
  • qc_logger_temp
  • Altitude above mean sea level(alt)
  • qc_wdir_vec_mean
  • qc_wdir_vec_std
  • North latitude(lat)
  • Temperature mean(temp_mean)
  • logger_temp
  • wdir_vec_std
  • logger_volt
  • qc_atmos_pressure
  • qc_rh_mean
  • temp_std


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DQRID : D160715.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/14/2016120006/14/20162359Suspect
Subject:
NSA/MET/C1 - Chilled mirror hygrometer noise
DataStreams:nsametC1.b1
Description:
During this time, the chilled mirror hygrometer experiences periods of noisy humidity 
data, likely due to mirror contamination.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_vapor_pressure
  • cmh_rh


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DQRID : D160715.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/22/2016095906/23/20162024Incorrect
07/03/2016190007/06/20160648Incorrect
05/21/2016103305/21/20161209Incorrect
06/17/2016100106/19/20160959Incorrect
Subject:
NSA/MET/C1 - Chilled mirror hygrometer data dropouts
DataStreams:nsametC1.b1
Description:
During these times, the chilled mirror hygrometer humidity data drops or remains stagnant 
below expected values.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_vapor_pressure
  • cmh_rh


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DQRID : D160729.8
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/13/2016223207/15/20160037Missing
Subject:
NSA/MET/C1 - Chilled mirror hygrometer missing data
DataStreams:nsametC1.b1
Description:
Chilled mirror hygrometer data are missing during this time.
Measurements:nsametC1.b1:
  • cmh_dew_point
  • cmh_temp
  • cmh_vapor_pressure
  • cmh_rh
  • cmh_sat_vapor_pressure


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DQRID : D160802.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/13/2016000005/23/20162359Incorrect
Subject:
SGP/MET/E15 - Tipping bucket rain gauge clogged
DataStreams:sgpmetE15.b1
Description:
During maintenance rounds, debris was found clogging the rain gauge funnel.
Measurements:sgpmetE15.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160802.8
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/29/2016000008/01/20161828Incorrect
Subject:
SGP/MET/E37 - Tipping bucket rain gauge clogged
DataStreams:sgpmetE37.b1
Description:
Debris was found obstructing the rain gauge funnel. Precipitation data are incorrect 
during this time.
Measurements:sgpmetE37.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160805.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/29/2016070008/04/20161720Incorrect
Subject:
SGP/MET/E11 - Tipping bucket rain gauge clogged
DataStreams:sgpmetE11.b1
Description:
Debris was found obstructing the rain gauge funnel. Precipitation data are incorrect 
during this time.
Measurements:sgpmetE11.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160825.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/28/2016210008/10/20161700Incorrect
Subject:
SGP/MET/E33 - Tipping bucket rain gauge clogged.
DataStreams:sgpmetE33.b1
Description:
During maintenance rounds, debris was found clogging the rain gauge funnel.
Measurements:sgpmetE33.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160909.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/26/2016000008/26/20162359Incorrect
08/29/2016000008/29/20162359Incorrect
Subject:
SGP/MET/E15 - No precipitation recorded
DataStreams:sgpmetE15.b1
Description:
For an unknown reason, the tipping bucket rain gauge did not record precipitation events.
Measurements:sgpmetE15.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160914.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/12/2016000008/26/20161544Incorrect
Subject:
SGP/MET/E41 - Debris and build-up in tipping bucket rain gauge
DataStreams:sgpmetE41.b1
Description:
Debris and dirt build-up in the tipping bucket rain gauge caused missed and under-reported 
precipitation events during this time.
Measurements:sgpmetE41.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D160923.11
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/24/2016230409/03/20160334Incorrect
Subject:
SGP/MET/E37 - Hardware failure due to lightning strike
DataStreams:sgpmetE37.b1
Description:
A lightning strike caused data to be missing or incorrect during this time.
Measurements:sgpmetE37.b1:
  • Atmospheric pressure(atmos_pressure)
  • tbrg_precip_total
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • wdir_vec_std
  • rh_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Temperature mean(temp_mean)
  • vapor_pressure_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • temp_std
  • logger_temp
  • logger_volt
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160923.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/14/2016170409/15/20161706Missing
Subject:
SGP/MET/E32 - Missing data
DataStreams:sgpmetE32.b1
Description:
Data are missing for an unknown reason.
Measurements:sgpmetE32.b1:
  • wdir_vec_std
  • vapor_pressure_std
  • Wind direction vector mean(wdir_vec_mean)
  • logger_volt
  • qc_wspd_vec_mean
  • rh_std
  • qc_time
  • temp_std
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_vapor_pressure_mean
  • logger_temp
  • qc_tbrg_precip_total_corr
  • qc_temp_mean
  • qc_atmos_pressure
  • qc_wspd_arith_mean
  • qc_logger_temp
  • North latitude(lat)
  • time_offset
  • Temperature mean(temp_mean)
  • qc_rh_mean
  • qc_wdir_vec_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • qc_wdir_vec_std
  • base_time
  • East longitude(lon)
  • Altitude above mean sea level(alt)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • time
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D160923.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/03/2016030409/05/20160555Missing
Subject:
SGP/MET/E33 - Missing data
DataStreams:sgpmetE33.b1
Description:
Data are missing for an unknown reason.
Measurements:sgpmetE33.b1:
  • rh_std
  • vapor_pressure_std
  • qc_wspd_vec_mean
  • qc_tbrg_precip_total
  • qc_time
  • time
  • qc_tbrg_precip_total_corr
  • qc_vapor_pressure_mean
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_wspd_arith_mean
  • Atmospheric pressure(atmos_pressure)
  • time_offset
  • qc_logger_volt
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • East longitude(lon)
  • Wind speed vector mean(wspd_vec_mean)
  • base_time
  • qc_temp_mean
  • tbrg_precip_total
  • qc_logger_temp
  • Altitude above mean sea level(alt)
  • qc_wdir_vec_mean
  • qc_wdir_vec_std
  • North latitude(lat)
  • Temperature mean(temp_mean)
  • logger_temp
  • wdir_vec_std
  • logger_volt
  • qc_atmos_pressure
  • qc_rh_mean
  • temp_std


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DQRID : D160923.7
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/07/2016150409/08/20161506Missing
Subject:
SGP/MET/E11 - Missing data
DataStreams:sgpmetE11.b1
Description:
Data are missing for an unknown reason.
Measurements:sgpmetE11.b1:
  • qc_wdir_vec_std
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • qc_logger_volt
  • time
  • North latitude(lat)
  • qc_vapor_pressure_mean
  • Atmospheric pressure(atmos_pressure)
  • Wind speed vector mean(wspd_vec_mean)
  • rh_std
  • qc_temp_mean
  • qc_wdir_vec_mean
  • wdir_vec_std
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • Altitude above mean sea level(alt)
  • time_offset
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • logger_volt
  • tbrg_precip_total
  • qc_atmos_pressure
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • qc_logger_temp
  • qc_tbrg_precip_total_corr
  • qc_rh_mean
  • qc_time
  • East longitude(lon)
  • qc_tbrg_precip_total
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • temp_std
  • base_time
  • logger_temp
  • qc_wspd_vec_mean
  • vapor_pressure_std


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DQRID : D160930.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/18/2016140410/19/20161629Missing
09/17/2016200109/18/20162002Missing
09/18/2016204309/20/20162146Missing
10/19/2016183210/20/20161834Missing
09/06/2016150709/09/20161513Missing
09/15/2016213509/16/20162137Missing
09/10/2016071909/10/20160719Missing
08/30/2016150408/31/20161506Missing
Subject:
SGP/MET/E9 - Bad battery
DataStreams:sgpmetE9.b1
Description:
A faulty battery caused periodic missing data.
Measurements:sgpmetE9.b1:
  • qc_temp_mean
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Atmospheric pressure(atmos_pressure)
  • qc_tbrg_precip_total
  • qc_vapor_pressure_mean
  • qc_tbrg_precip_total_corr
  • Temperature mean(temp_mean)
  • temp_std
  • qc_logger_volt
  • tbrg_precip_total
  • time_offset
  • qc_time
  • East longitude(lon)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Altitude above mean sea level(alt)
  • qc_wdir_vec_mean
  • qc_wdir_vec_std
  • qc_wspd_vec_mean
  • qc_rh_mean
  • time
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • North latitude(lat)
  • qc_logger_temp
  • vapor_pressure_std
  • logger_temp
  • logger_volt
  • rh_std
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • base_time
  • qc_wspd_arith_mean
  • qc_atmos_pressure


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DQRID : D160930.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/03/2016033409/12/20161703Incorrect
Subject:
SGP/MET/E37 - Instrument failure due to lightning strike
DataStreams:sgpmetE37.b1
Description:
A lightning strike caused a failure of the temperature and humidity probe.
Measurements:sgpmetE37.b1:
  • Temperature mean(temp_mean)
  • vapor_pressure_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • temp_std
  • rh_std


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DQRID : D160930.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/03/2016033409/12/20161914Incorrect
Subject:
SGP/MET/E37 - Instrument wiring incorrect
DataStreams:sgpmetE37.b1
Description:
The instrument was not wired correctly following maintenance. Data are incorrect during 
this time.
Measurements:sgpmetE37.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D161007.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/24/2016000010/07/20161548Incorrect
Subject:
SGP/MET/E32 - Tipping bucket rain gauge clogged
DataStreams:sgpmetE32.b1
Description:
Debris was found blocking the rain gauge funnel.
Measurements:sgpmetE32.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D161007.8
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/25/2016000009/26/20160006Missing
Subject:
SGP/MET/E34 - Data missing
DataStreams:sgpmetE34.b1
Description:
For an unknown reason, data are missing during this time.
Measurements:sgpmetE34.b1:
  • qc_wdir_vec_std
  • time
  • Wind direction vector mean(wdir_vec_mean)
  • rh_std
  • qc_vapor_pressure_mean
  • time_offset
  • qc_tbrg_precip_total
  • qc_rh_mean
  • temp_std
  • wdir_vec_std
  • base_time
  • qc_temp_mean
  • North latitude(lat)
  • qc_wdir_vec_mean
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • qc_time
  • logger_temp
  • qc_tbrg_precip_total_corr
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • logger_volt
  • qc_logger_temp
  • qc_logger_volt
  • East longitude(lon)
  • qc_wspd_arith_mean
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • vapor_pressure_std
  • Altitude above mean sea level(alt)
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_wspd_vec_mean
  • qc_atmos_pressure


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DQRID : D161014.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/15/2016000009/27/20161738Incorrect
Subject:
SGP/MET/E35 - Tipping bucket rain gauge flatlined
DataStreams:sgpmetE35.b1
Description:
For an unknown reason, the tipping bucket rain gauge was not recording precipitation 
during this time.
Measurements:sgpmetE35.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D161019.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/18/2000010007/19/20001830Suspect
Subject:
SGP/MET/E3 - Unusual relative humidity data
DataStreams:sgpmetE3.b1
Description:
Relative humidity data were intermittently noisy and dropped to unusually low values at 
times. The sensor was replaced.
Measurements:sgpmetE3.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D161021.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/16/2016000010/11/20161758Does not affect quality
Subject:
SGP/MET/E38 - Intermittent missing data
DataStreams:sgpmetE38.b1
Description:
A data logger problem caused brief, sporadic periods of missing data during this time. 
Data logger was replaced.
Measurements:sgpmetE38.b1:
  • qc_wspd_arith_mean
  • Wind direction vector mean(wdir_vec_mean)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • qc_atmos_pressure
  • logger_volt
  • qc_vapor_pressure_mean
  • qc_wdir_vec_mean
  • Temperature mean(temp_mean)
  • East longitude(lon)
  • qc_tbrg_precip_total
  • qc_wspd_vec_mean
  • temp_std
  • qc_rh_mean
  • logger_temp
  • qc_time
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • vapor_pressure_std
  • qc_logger_temp
  • qc_logger_volt
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • tbrg_precip_total
  • qc_wdir_vec_std
  • Atmospheric pressure(atmos_pressure)
  • qc_tbrg_precip_total_corr
  • qc_temp_mean
  • Wind speed vector mean(wspd_vec_mean)
  • rh_std
  • wdir_vec_std
  • base_time
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • time_offset
  • North latitude(lat)
  • Altitude above mean sea level(alt)
  • time


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DQRID : D161118.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/26/2016110511/02/20161619Missing
Subject:
SGP/MET/E41 - Data logger failure
DataStreams:sgpmetE41.b1
Description:
The data logger failed during this time resulting in missing data.
Measurements:sgpmetE41.b1:
  • Temperature mean(temp_mean)
  • East longitude(lon)
  • vapor_pressure_std
  • Wind speed vector mean(wspd_vec_mean)
  • qc_atmos_pressure
  • Atmospheric pressure(atmos_pressure)
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • logger_volt
  • qc_logger_volt
  • logger_temp
  • qc_logger_temp
  • pwd_err_code
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wspd_vec_mean
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • pwd_pw_code_inst
  • qc_pwd_cumul_rain
  • qc_pwd_pw_code_inst
  • pwd_cumul_snow
  • Altitude above mean sea level(alt)
  • qc_pwd_pw_code_1hr
  • pwd_cumul_rain
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_pwd_mean_vis_1min
  • qc_tbrg_precip_total_corr
  • qc_pwd_precip_rate_mean_1min
  • rh_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • time
  • qc_vapor_pressure_mean
  • qc_pwd_pw_code_15min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • qc_pwd_cumul_snow
  • qc_wdir_vec_mean
  • qc_wspd_arith_mean
  • pwd_pw_code_1hr
  • time_offset
  • qc_pwd_mean_vis_10min
  • temp_std
  • base_time
  • tbrg_precip_total
  • qc_tbrg_precip_total
  • wdir_vec_std
  • pwd_pw_code_15min
  • qc_temp_mean
  • North latitude(lat)
  • qc_rh_mean


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DQRID : D161118.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/24/2016000010/21/20161800Incorrect
Subject:
SGP/MET/E9 - Tipping bucket under-reporting precipitation
DataStreams:sgpmetE9.b1
Description:
A power issue caused the tipping bucket to under-report or neglect to report precipitation 
during this time.
Measurements:sgpmetE9.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D161121.12
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/07/2016000010/07/20162359Suspect
Subject:
SGP/MET/E38 - Questionable tipping bucket precipitation data
DataStreams:sgpmetE38.b1
Description:
Precipitation data from the tipping bucket in the sgpmetE38 data stream does not compare 
well with the tipping bucket data in the sgpstampE38 data stream. The reason is unknown, 
but it is possible that very intense periods of rainfall affected the ability of the 
tipping mechanism to record accurate rainfall. Nearby Mesonet sites show a large variation in 
rainfall amounts.
Measurements:sgpmetE38.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D161121.18
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/25/2016000009/25/20162359Suspect
Subject:
SGP/MET/E21 - Questionable tipping bucket precipitation data
DataStreams:sgpmetE21.b1
Description:
Precipitation data from the tipping bucket in the sgpmetE21 data stream does not compare 
well with the tipping bucket data in the sgpstampE21 data stream and nearby Mesonet data. 
The reason is unknown.
Measurements:sgpmetE21.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D161209.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/28/2016171212/07/20161612Incorrect
Subject:
SGP/MET/E35 - Loose connection on temp/rh sensor
DataStreams:sgpmetE35.b1
Description:
A loose sensor connection caused incorrect data during this time.
Measurements:sgpmetE35.b1:
  • Temperature mean(temp_mean)
  • temp_std
  • rh_std
  • vapor_pressure_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)


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DQRID : D161216.11
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/02/2016152611/02/20161526Incorrect
11/16/2016073111/16/20160731Incorrect
11/11/2016105711/11/20161057Incorrect
12/15/2016175512/15/20161755Incorrect
11/06/2016092911/06/20160929Incorrect
11/24/2016163611/24/20161636Incorrect
11/05/2016080011/05/20160800Incorrect
11/11/2016110111/11/20161104Incorrect
11/08/2016011811/08/20160118Incorrect
11/16/2016075311/16/20160754Incorrect
11/10/2016010311/10/20160103Incorrect
11/08/2016073611/08/20160736Incorrect
11/17/2016093411/17/20160934Incorrect
11/11/2016105511/11/20161055Incorrect
11/11/2016105311/11/20161053Incorrect
11/14/2016103711/14/20161037Incorrect
11/14/2016104311/14/20161043Incorrect
11/21/2016042811/21/20160428Incorrect
11/17/2016094111/17/20160941Incorrect
11/02/2016151611/02/20161516Incorrect
11/17/2016093011/17/20160930Incorrect
11/16/2016080311/16/20160803Incorrect
11/12/2016061711/12/20160618Incorrect
11/05/2016063511/05/20160635Incorrect
11/17/2016110811/17/20161108Incorrect
11/16/2016081011/16/20160810Incorrect
11/11/2016084111/11/20160841Incorrect
Subject:
SGP/MET/E33 - False precipitation recorded
DataStreams:sgpmetE33.b1
Description:
Mouse activity in the tipping bucket rain gauge caused false precipitation to be recorded 
for the indicated times.
Measurements:sgpmetE33.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D170109.7
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/18/2016100412/19/20161006Missing
Subject:
SGP/MET/E32 - Data loss
DataStreams:sgpmetE32.b1
Description:
Data are missing due to a power supply problem.
Measurements:sgpmetE32.b1:
  • wdir_vec_std
  • vapor_pressure_std
  • Wind direction vector mean(wdir_vec_mean)
  • qc_wspd_vec_mean
  • logger_volt
  • rh_std
  • qc_time
  • temp_std
  • tbrg_precip_total
  • Atmospheric pressure(atmos_pressure)
  • qc_vapor_pressure_mean
  • logger_temp
  • qc_tbrg_precip_total_corr
  • qc_temp_mean
  • qc_atmos_pressure
  • qc_wspd_arith_mean
  • qc_logger_temp
  • North latitude(lat)
  • time_offset
  • Temperature mean(temp_mean)
  • qc_rh_mean
  • qc_wdir_vec_mean
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • base_time
  • East longitude(lon)
  • Altitude above mean sea level(alt)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • time
  • qc_tbrg_precip_total
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • qc_logger_volt
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D170119.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/17/2016222112/17/20162221Incorrect
11/08/2016000012/06/20161723Incorrect
Subject:
SGP/MET/E37 - Tipping bucket rain gauge not registering precipitation.
DataStreams:sgpmetE37.b1
Description:
The tipping bucket rain gauge was not accurately reporting precipitation during this time. 
The cause was undetermined. Precipitation registered on 11/21 and 12/17 should be 
assumed 0.
Measurements:sgpmetE37.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D170120.10
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/23/2016001712/23/20162123Suspect
01/01/2017140301/06/20172339Suspect
Subject:
NSA/MET/C1 - Present weather detector reporting backscatter and hardware warnings
DataStreams:nsametC1.b1
Description:
The present weather detector diagnostics reported backscatter or hardware warnings during 
these times. Data are suspect or missing.
Measurements:nsametC1.b1:
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_err_code
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • pwd_pw_code_inst
  • pwd_pw_code_1hr
  • pwd_cumul_rain
  • pwd_pw_code_15min
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_snow


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DQRID : D170123.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/14/2017000001/16/20172359Incorrect
Subject:
SGP/MET/E11/E13/E15/E21/E31/E32/E33/E34/E35/E36/E37/E38/E39/E40/E41/E9 - Ice storm 
affected winds
DataStreams:sgpmetE15.b1, sgpmetE36.b1, sgpmetE21.b1, sgpmetE41.b1, sgpmetE38.b1, sgpmetE32.b1,
sgpmetE9.b1, sgpmetE37.b1, sgpmetE33.b1, sgpmetE35.b1, sgpmetE11.b1, sgpmetE34.b1
Description:
An ice storm impaired the wind sensor mechanics during this time. At most sites, winds 
flatlined for a large part of 1/15. Data from 1/14 - 1/16 may not be accurate.
Measurements:sgpmetE38.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std

sgpmetE35.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std

sgpmetE32.b1:
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE11.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE36.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)

sgpmetE34.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE33.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std

sgpmetE9.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std

sgpmetE37.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)

sgpmetE21.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)

sgpmetE41.b1:
  • Wind speed vector mean(wspd_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • wdir_vec_std

sgpmetE15.b1:
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • wdir_vec_std
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D170209.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/22/2009160004/24/20091606Incorrect
Subject:
SGP/EBBR/MET/SWATS/E9 -  Incorrect Timestamp
DataStreams:sgpmetE9.b1
Description:
The data collection computer lost communication with GPS for the affected time period at 
this site. The instrument time is not correct causing the data to be up to 30 minutes 
behind actual time by the end of the affected time period.  The time shift is not linear and 
no known time correction could be applied to the affected data streams.
Measurements:sgpmetE9.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Atmospheric pressure(atmos_pressure)
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • vapor_pressure_std
  • logger_temp
  • Temperature mean(temp_mean)
  • logger_volt
  • temp_std
  • rh_std
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • tbrg_precip_total
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D170221.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/13/2017100001/16/20171200Does not affect quality
Subject:
SGP/MET/STAMP/All - Freezing Rain Event
DataStreams:sgpmetE15.b1, sgpmetE38.b1, sgpmetE9.b1, sgpmetE34.b1, sgpmetE36.b1, sgpmetE21.b1,
sgpmetE41.b1, sgpmetE32.b1, sgpmetE37.b1, sgpmetE33.b1, sgpmetE11.b1, sgpmetE35.b1
Description:
A freezing rain event potentially affected some of the STAMP and MET tipping bucket rain 
gauges.  The rain accumulation amounts generally agree (2 exceptions noted below) but the 
timing and rate of precipitation may disagree at times between the STAMP and MET.

Instruments at E33 and E39 were found to differ more than the expected uncertainty and 
will be covered in additional DQRs if a problem is found.
Measurements:sgpmetE38.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE35.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE32.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE11.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE36.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE34.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE9.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE37.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE33.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)

sgpmetE21.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE41.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total

sgpmetE15.b1:
  • tbrg_precip_total
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)


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DQRID : D170302.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/04/2017214202/05/20170124Incorrect
02/03/2017214402/03/20172151Incorrect
02/06/2017222102/07/20171821Incorrect
02/03/2017231102/03/20172311Incorrect
02/02/2017071502/02/20171610Incorrect
02/05/2017142302/06/20170154Incorrect
01/03/2017141101/04/20171433Incorrect
02/03/2017042702/03/20170427Incorrect
01/02/2017225001/03/20170057Incorrect
02/08/2017014903/01/20172340Incorrect
01/04/2017174901/04/20172336Incorrect
01/05/2017115901/06/20172339Incorrect
01/03/2017122201/03/20171245Incorrect
02/05/2017075102/05/20171252Incorrect
02/04/2017091302/04/20171816Incorrect
01/01/2017140301/02/20170606Incorrect
01/03/2017084901/03/20170918Incorrect
Subject:
NSA/MET/C1 - Present weather detector hardware error
DataStreams:nsametC1.b1
Description:
The present weather detector began reporting a hardware error (a bad connection of the 
rain sensor). The problem began intermittently, and then became constant after 2/8. 
Visibility data are not affected, except when the instrument was disconnected for maintenance 
(2/24 and 3/1, indicated by DQ values).
Measurements:nsametC1.b1:
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • pwd_pw_code_inst
  • pwd_pw_code_1hr
  • pwd_cumul_rain
  • pwd_pw_code_15min
  • pwd_cumul_snow


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DQRID : D170303.13
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/18/2017222002/19/20172311Incorrect
Subject:
SGP/MET/E38 - Wind data incorrect
DataStreams:sgpmetE38.b1
Description:
The wind data are flatlined during this time.
Measurements:sgpmetE38.b1:
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • wdir_vec_std


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DQRID : D170303.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/18/2017222002/27/20171902Incorrect
Subject:
SGP/MET/E38 - Broken cable on temperature/humidity sensor
DataStreams:sgpmetE38.b1
Description:
A broken cable caused incorrect data to be reported from the temp/humidity probe during 
this time.
Measurements:sgpmetE38.b1:
  • rh_std
  • temp_std
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Temperature mean(temp_mean)
  • vapor_pressure_std


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DQRID : D170306.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
05/13/1999151005/13/19991515Incorrect
Subject:
SGP/MET/E9 - Incorrect Value
DataStreams:sgpmetE9.b1
Description:
MET was dropping out during this period and erroneous values were recorded when it came 
back online.
Measurements:sgpmetE9.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • vapor_pressure_std
  • Wind speed vector mean(wspd_vec_mean)
  • Wind direction vector mean(wdir_vec_mean)
  • Temperature mean(temp_mean)
  • rh_std
  • temp_std
  • wdir_vec_std
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Wind speed, lower, 1-min avg(wspd_arith_mean)


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DQRID : D170320.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/04/2003000002/06/20072359Suspect
Subject:
SGP/MET/E9 - Temperature occasionally failed 6-month field calibration checks
DataStreams:sgpmetE9.b1
Description:
The temperature/humidity sensor was not calibrated annually during this time. The 
temperature reading failed the 6-month field calibration check four times during this period.
Upon removal, the field calibration check reported the temperature sensor may have been 
reading high (< 1 deg C).

In general, the relative humidity may have been subject to drift during this time. The 
manufacturer characterizes sensor drift at <1% / year.
Measurements:sgpmetE9.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)


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DQRID : D170320.12
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/10/2007000004/07/20092359Does not affect quality
Subject:
SGP/MET/E11 - Temperature/humidity sensor failed a field calibration check
DataStreams:sgpmetE11.b1
Description:
The temperature/humidity sensor was not calibrated annually during this time. The 
temperature failed a field calibration check on 10/10/2007 (read high), but passed subsequent 
checks until replacement on 4/7/2009.

In general, the relative humidity may have been subject to drift during this time. The 
manufacturer characterizes sensor drift at <1% / year.
Measurements:sgpmetE11.b1:
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)


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DQRID : D170321.10
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/17/2000000003/04/20032359Suspect
Subject:
SGP/MET/E15 - Temperature/humidity sensor occasionally failed 6-month field calibration 
checks
DataStreams:sgpmetE15.b1
Description:
The temperature/humidity sensor was not calibrated annually during this time. The 
temperature/humidity readings failed the 6-month field calibration check two times during this 
period (temperature read low, humidity read high).

In general, the relative humidity may have been subject to drift during this time. The 
manufacturer characterizes sensor drift at <1% / year.
Measurements:sgpmetE15.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D170321.11
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/25/2006000002/13/20072359Suspect
Subject:
SGP/MET/E15 - Temperature/humidity sensor failed a field calibration check
DataStreams:sgpmetE15.b1
Description:
The temperature sensor failed a 6-month field calibration check during this period 
(temperature read high). Upon removal, the field calibration check reported the temperature 
reading was high, and the humidity reading was low.
Measurements:sgpmetE15.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D170322.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/10/2007000004/07/20092359Suspect
Subject:
SGP/MET/E15 - Temperature/humidity sensor failed a field calibration check
DataStreams:sgpmetE15.b1
Description:
The temperature/humidity sensor failed a 6-month field calibration check during this time 
(temperature reading low). The relative humidity was noted reading high in 
near-saturation conditions.
Measurements:sgpmetE15.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D170322.11
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/30/2011000009/12/20162359Does not affect quality
Subject:
SGP/MET/E37 - Temperature/humidity sensor not calibrated annually
DataStreams:sgpmetE37.b1
Description:
The temperature/humidity sensor was not calibrated annually during this time, but passed 
all 6-month field calibration checks. Comparison with a nearby Mesonet site suggests the 
relative humidity may be reading low, especially in high humidity situations. An exit 
calibration will characterize severity when the sensor is replaced.

In general, the relative humidity may have been subject to drift during this time. The 
manufacturer characterizes sensor drift at <1% / year.
Measurements:sgpmetE37.b1:
  • Temperature mean(temp_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)


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DQRID : D170322.9
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/24/2011000002/17/20122359Suspect
Subject:
SGP/MET/E36 - Temperature/humidity sensor failed a 6-month field calibration check
DataStreams:sgpmetE36.b1
Description:
The temperature reading failed a 6-month field calibration check on 11/2/2011 (read high). 
The sensor was replaced on 2/17/2012.
Measurements:sgpmetE36.b1:
  • Temperature mean(temp_mean)


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DQRID : D170424.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/16/2017090004/18/20171503Incorrect
Subject:
SGP/MET/E41 - Tipping bucket rain gauge clogged
DataStreams:sgpmetE41.b1
Description:
Debris in the tipping bucket rain gauge caused incorrect data during this time.
Measurements:sgpmetE41.b1:
  • Corrected total precipitation measured by TBRG(tbrg_precip_total_corr)
  • tbrg_precip_total


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DQRID : D170503.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/21/2017130804/22/20172359Incorrect
Subject:
SGP/MET/E35 - Incorrect data from the temperature/relative humidity sensor
DataStreams:sgpmetE35.b1
Description:
The temperature and relative humidity sensor spiked and output false data during this 
time.  The cause was not found, but temporary water contamination of the sensor is suspected.
Measurements:sgpmetE35.b1:
  • Temperature mean(temp_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • Vapor pressure mean, calculated(vapor_pressure_mean)


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