Data Quality Reports for Session: 186115 User: lux1 Completed: 06/13/2017


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D160907.11ENA/TRACEGAS/C1 - Flow meters not operatingenaaoscoC1.b1Does not affect quality
D161025.6ENA/AOS/C1 - Instrument mentors working at the siteenaaoscoC1.b1Suspect
D161026.2ENA/AOSMET/OZONE/TRACEGAS/C1 - missing dataenaaoscoC1.b1Missing
D161216.5ENA/TRACEGAS/C1 - Power failureenaaoscoC1.b1Incorrect
D170303.12ENA/AOS/C1 - Dry air supply intermittently not workingenaaoscoC1.b1Does not affect quality


DQRID : D160907.11
Start DateStart TimeEnd DateEnd Time Data Quality Metric
08/25/2016114109/07/20161900Does not affect quality
Subject:
ENA/TRACEGAS/C1 - Flow meters not operating
DataStreams:enaaoscoC1.b1
Description:
Flow meters were not operating so that there were no standard adds for calibration.
Measurements:enaaoscoC1.b1:
  • Carbon monoxide (CO) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(co_dry)
  • Nitrous oxide (N2O) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(n2o_dry)
  • Calculated CO concentration(co)
  • Nitrous oxide (N2O) mixing ratio calculated with nominal sensitivity correction(n2o)


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DQRID : D161025.6
Start DateStart TimeEnd DateEnd Time Data Quality Metric
09/26/2016083010/01/20160100Suspect
Subject:
ENA/AOS/C1 - Instrument mentors working at the site
DataStreams:enaaoscoC1.b1
Description:
Instrument mentors working at the site. Sample lines and electrical connections being 
reconfigured. Instruments that had no work done on them may still be affected.
Measurements:enaaoscoC1.b1:
  • valve_position_MFC_2
  • Carbon monoxide (CO) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(co_dry)
  • Water vapor mixing ratio calculated with nominal sensitivity correction(h2o)
  • valve_position_MFC_1
  • ambient_temperature
  • mass_flow_through_MFC_2
  • set_point_for_MFC_1
  • set_point_for_MFC_2
  • mass_flow_through_MFC_1
  • gas_pressure
  • Nitrous oxide (N2O) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(n2o_dry)
  • Calculated CO concentration(co)
  • gas_temperature
  • Nitrous oxide (N2O) mixing ratio calculated with nominal sensitivity correction(n2o)
  • seconds_after_calibration


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DQRID : D161026.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
10/25/2016005010/25/20160518Missing
Subject:
ENA/AOSMET/OZONE/TRACEGAS/C1 - missing data
DataStreams:enaaoscoC1.b1
Description:
The Unit 1 computer was found stuck in boot screen and had to be powered off to reboot.  
Data is missing for this period.
Measurements:enaaoscoC1.b1:
  • Carbon monoxide (CO) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(co_dry)
  • North latitude(lat)
  • qc_co
  • Altitude above mean sea level(alt)
  • time_offset
  • ambient_temperature
  • set_point_for_MFC_1
  • qc_n2o_dry
  • set_point_for_MFC_2
  • gas_pressure
  • base_time
  • Calculated CO concentration(co)
  • gas_temperature
  • Nitrous oxide (N2O) mixing ratio calculated with nominal sensitivity correction(n2o)
  • valve_position_MFC_2
  • Water vapor mixing ratio calculated with nominal sensitivity correction(h2o)
  • qc_h2o
  • valve_position_MFC_1
  • time
  • mass_flow_through_MFC_2
  • mass_flow_through_MFC_1
  • qc_co_dry
  • Nitrous oxide (N2O) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(n2o_dry)
  • qc_n2o
  • seconds_after_calibration
  • East longitude(lon)


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DQRID : D161216.5
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/11/2016161011/12/20160937Incorrect
Subject:
ENA/TRACEGAS/C1 - Power failure
DataStreams:enaaoscoC1.b1
Description:
Instrument restarted after a power failure. Data not correct.  Problem resolved after 
Operator intervention.
Measurements:enaaoscoC1.b1:
  • valve_position_MFC_2
  • Carbon monoxide (CO) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(co_dry)
  • Water vapor mixing ratio calculated with nominal sensitivity correction(h2o)
  • valve_position_MFC_1
  • ambient_temperature
  • mass_flow_through_MFC_2
  • set_point_for_MFC_1
  • set_point_for_MFC_2
  • mass_flow_through_MFC_1
  • gas_pressure
  • Nitrous oxide (N2O) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(n2o_dry)
  • Calculated CO concentration(co)
  • gas_temperature
  • Nitrous oxide (N2O) mixing ratio calculated with nominal sensitivity correction(n2o)
  • seconds_after_calibration


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DQRID : D170303.12
Start DateStart TimeEnd DateEnd Time Data Quality Metric
06/20/2016000003/03/20170000Does not affect quality
Subject:
ENA/AOS/C1 - Dry air supply intermittently not working
DataStreams:enaaoscoC1.b1
Description:
Pentras dry air supply intermittently not working. Dry air missing for the humidigraph and 
the HT-DMA. Dry air supply for those instruments partially replaced by regular undried 
compressed air, lowering the delivery pressure. No direct effect on other instruments seen.
Measurements:enaaoscoC1.b1:
  • Carbon monoxide (CO) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(co_dry)
  • North latitude(lat)
  • qc_co
  • Altitude above mean sea level(alt)
  • time_offset
  • ambient_temperature
  • set_point_for_MFC_1
  • qc_n2o_dry
  • set_point_for_MFC_2
  • gas_pressure
  • base_time
  • Calculated CO concentration(co)
  • gas_temperature
  • Nitrous oxide (N2O) mixing ratio calculated with nominal sensitivity correction(n2o)
  • valve_position_MFC_2
  • Water vapor mixing ratio calculated with nominal sensitivity correction(h2o)
  • qc_h2o
  • valve_position_MFC_1
  • time
  • mass_flow_through_MFC_2
  • mass_flow_through_MFC_1
  • qc_co_dry
  • Nitrous oxide (N2O) mixing ratio corrected for water vapor concentration and
    calculated with nominal sensitivity correction(n2o_dry)
  • qc_n2o
  • seconds_after_calibration
  • East longitude(lon)


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