Data Quality Reports for Session: 185951 User: oconnore1 Completed: 06/01/2017


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D131018.9ENA/MET/C1 - Wind sensor installed at 6 meters. PWD and ORG temporarily mounted to tower.enametC1.b1Does not affect quality
D131023.2ENA/MET/C1 - PWD issuesenametC1.b1Incorrect
D131210.2ENA/MET/C1 - Wind sensor data questionableenametC1.b1Suspect
D150123.1ENA/MET/C1 - Moisture inside optical rain gaugeenametC1.b1Incorrect
D150709.1ENA/MET/C1 - Optical rain gauge false precipitationenametC1.b1Incorrect
D150709.2ENA/MET/C1 - Present weather detector false 1 minute visibilityenametC1.b1Suspect
D160108.6ENA/MET/C1 - Ventilator maintenanceenametC1.b1Incorrect
D160208.1ENA/MET/C1 - Reprocessed and Corrected: Wind direction off by 180 degreesenametC1.b1Does not affect quality
D160324.1ENA/MET/C1 - Optical rain gauge precipitation testenametC1.b1Incorrect
D160325.5ENA/MET/C1 - Optical rain gauge errorenametC1.b1Incorrect
D160427.7ENA/C1 - Reprocess: Slightly incorrect location fieldsenametC1.b1Suspect
D160914.3ENA/MET/C1 - Aspirator wire brokenenametC1.b1Does not affect quality
D170324.4ENA/MET/C1 - Spiders on optical rain gaugeenametC1.b1Incorrect
D170512.5ENA/MET/C1 - Present weather detector reporting hardware warningenametC1.b1Suspect


DQRID : D131018.9
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/01/2013000002/24/20140840Does not affect quality
Subject:
ENA/MET/C1 - Wind sensor installed at 6 meters. PWD and ORG temporarily mounted to tower.
DataStreams:enametC1.b1
Description:
The wind sensor was temporarily mounted at 6 meters, not the standard 10 meters, during 
this time. Also, the PWD and ORG were mounted to the tower during this time. They have now 
been moved to permanent mounting on separate tripods.
Measurements:enametC1.b1:
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_cumul_rain
  • Wind direction vector mean(wdir_vec_mean)
  • pwd_err_code
  • pwd_pw_code_1hr
  • Wind speed, lower, 1-min avg(wspd_arith_mean)
  • Wind speed vector mean(wspd_vec_mean)
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)
  • wdir_vec_std
  • pwd_pw_code_15min
  • pwd_pw_code_inst
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D131023.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/01/2013000010/22/20132027Incorrect
Subject:
ENA/MET/C1 - PWD issues
DataStreams:enametC1.b1
Description:
A mounting issue with the present weather detector caused low visibility values and 
incorrect present weather codes. Also, any visibility values over 9999 meters were reported as 
0.
Measurements:enametC1.b1:
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_pw_code_15min
  • pwd_pw_code_inst
  • pwd_cumul_rain
  • pwd_err_code
  • pwd_pw_code_1hr
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)


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DQRID : D131210.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/27/2013170011/18/20132359Suspect
Subject:
ENA/MET/C1 - Wind sensor data questionable
DataStreams:enametC1.b1
Description:
The vector wind speed, wind direction, and standard deviation were occasionally 0, when 
wind direction was between 355 and 360 degrees.

Data values of 0 should be disregarded.
Measurements:enametC1.b1:
  • wdir_vec_std
  • Wind direction vector mean(wdir_vec_mean)
  • Wind speed vector mean(wspd_vec_mean)


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DQRID : D150123.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/14/2015130801/14/20151604Incorrect
Subject:
ENA/MET/C1 - Moisture inside optical rain gauge
DataStreams:enametC1.b1
Description:
Moisture inside the optical rain gauge sensor caused incorrect data to be recorded. Sensor 
was replaced.
Measurements:enametC1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D150709.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/11/2015080606/11/20150806Incorrect
05/19/2015100405/19/20151004Incorrect
06/23/2014160806/23/20141609Incorrect
06/22/2014140606/22/20141406Incorrect
03/26/2015094403/26/20150944Incorrect
12/20/2014122612/20/20141226Incorrect
06/16/2014081806/16/20140819Incorrect
08/15/2014084008/15/20140841Incorrect
03/04/2015145103/04/20151452Incorrect
03/01/2015090103/01/20150901Incorrect
06/12/2015082606/12/20150826Incorrect
06/05/2015084606/05/20150846Incorrect
07/02/2014111507/02/20141115Incorrect
03/06/2015103603/06/20151036Incorrect
03/27/2015101603/27/20151016Incorrect
02/22/2015160002/22/20151600Incorrect
Subject:
ENA/MET/C1 - Optical rain gauge false precipitation
DataStreams:enametC1.b1
Description:
Routine cleaning caused incorrect precipitation to be recorded by the optical rain gauge.
Measurements:enametC1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D150709.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
07/02/2014152207/02/20141522Suspect
06/05/2015084306/05/20150844Suspect
06/23/2014133106/23/20141331Suspect
03/26/2015103203/26/20151032Suspect
Subject:
ENA/MET/C1 - Present weather detector false 1 minute visibility
DataStreams:enametC1.b1
Description:
One minute visibility values are suspected to be false during the indicated times due to 
routine cleaning.
Measurements:enametC1.b1:
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)


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DQRID : D160108.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/23/2015145512/23/20151650Incorrect
Subject:
ENA/MET/C1 - Ventilator maintenance
DataStreams:enametC1.b1
Description:
Data are incorrect during this time due to ventilator maintenance.
Measurements:enametC1.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • vapor_pressure_std
  • rh_std
  • Temperature mean(temp_mean)
  • temp_std


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DQRID : D160208.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/05/2016174902/07/20161137Does not affect quality
Subject:
ENA/MET/C1 -  Reprocessed and Corrected: Wind direction off by 180 degrees
DataStreams:enametC1.b1
Description:
DATA REPROCESSED and CORRECTED: 

The wind sensor was not aligned correctly. Wind directions during this time are off by 180 
degrees. The raw data were modified and the data were run through the ingest to address 
the issue.

The data were Archived in July 2016. Please retrieve the reprocessed data for use in your 
analysis.

You may find these data using the ARM Discovery tool at the following link:
http://www.archive.arm.gov/discovery/#v/results/s/finst::met/fsite::ena/ffac::ena.C1 

ORIGINAL DQR CATEGORY: Red( Incorrect)

REPROCESSED and CORRECTED DATA ARCHIVED:2016-07

REPROCESS IDENTIFICATION NUMBER: RID 1424

---------------------------------------------------
--- ORIGINAL DQR DESCRIPTION ---
---------------------------------------------------

The wind sensor was not aligned correctly. Wind directions during this time are off by 180 
degrees.
Measurements:enametC1.b1:
  • Wind direction vector mean(wdir_vec_mean)


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DQRID : D160324.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/23/2016165103/23/20161652Incorrect
Subject:
ENA/MET/C1 - Optical rain gauge precipitation test
DataStreams:enametC1.b1
Description:
Precipitation recorded by the optical rain gauge during this time is incorrect. Response 
to precipitation was being tested.
Measurements:enametC1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D160325.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/12/2016171003/12/20161711Incorrect
03/12/2016175203/12/20161752Incorrect
03/12/2016174903/12/20161750Incorrect
03/12/2016182203/12/20161822Incorrect
03/12/2016174703/12/20161747Incorrect
03/12/2016182503/12/20161825Incorrect
03/12/2016180103/12/20161802Incorrect
03/12/2016180403/12/20161805Incorrect
03/12/2016181203/12/20161812Incorrect
03/12/2016181703/12/20161817Incorrect
03/12/2016175903/12/20161759Incorrect
Subject:
ENA/MET/C1 - Optical rain gauge error
DataStreams:enametC1.b1
Description:
During these times the optical rain gauge malfunctioned and recorded invalid 
precipitation. Sensor was replaced.
Measurements:enametC1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D160427.7
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/29/2013094104/30/20162359Suspect
Subject:
ENA/C1 - Reprocess: Slightly incorrect location fields
DataStreams:enametC1.b1
Description:
Some of the instruments are being processed with the previous "GRW-Azores" lat/lon/alt 
instead of the new "ENA-Azores" lat/lon/alt. The differences are minor, but will be 
corrected. The respective GRW and ENA lat, lon, and alt values are as follows:
 
GRW  lat = 39.0911 ;
ENA lat = 39.0916 ;
GRW  lon = -28.0297 ;
ENA  lon = -28.0257 ;
GRW  alt = 26 ;
ENA  alt = 30.48 ;
Measurements:enametC1.b1:
  • Altitude above mean sea level(alt)
  • North latitude(lat)
  • East longitude(lon)


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DQRID : D160914.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/06/2016080009/07/20160845Does not affect quality
Subject:
ENA/MET/C1 - Aspirator wire broken
DataStreams:enametC1.b1
Description:
A broken wire on the temperature/relative humidity aspirator caused the fan to stop 
working. Measurements do not appear to be affected.
Measurements:enametC1.b1:
  • Vapor pressure mean, calculated(vapor_pressure_mean)
  • Humidity, relative, at 2-m height, 1-min avg(rh_mean)
  • vapor_pressure_std
  • rh_std
  • Temperature mean(temp_mean)
  • temp_std


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DQRID : D170324.4
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/01/2017000003/14/20171430Incorrect
Subject:
ENA/MET/C1 - Spiders on optical rain gauge
DataStreams:enametC1.b1
Description:
The optical rain gauge was reporting erroneous precipitation data due to spider 
interference.
Measurements:enametC1.b1:
  • ORG precipitation rate mean(org_precip_rate_mean)


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DQRID : D170512.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/03/2017095205/05/20171848Suspect
Subject:
ENA/MET/C1 - Present weather detector reporting hardware warning
DataStreams:enametC1.b1
Description:
During this time, the present weather detector intermittently reported a hardware warning 
resulting in periods of missing data. Data that are available appear correct, with the 
exception of precipitation amounts (pwd_precip_rate_mean_1min and pwd_cumul_rain), which 
suggests a problem with the rain sensor.
Measurements:enametC1.b1:
  • PWD 10 minute mean visibility(pwd_mean_vis_10min)
  • pwd_pw_code_15min
  • pwd_pw_code_inst
  • pwd_cumul_rain
  • pwd_err_code
  • pwd_pw_code_1hr
  • PWD 1 minute mean precipitation rate(pwd_precip_rate_mean_1min)
  • PWD 1 minute mean visibility(pwd_mean_vis_1min)


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END OF DATA