Data Quality Reports for Session: 185249 User: zhengg1 Completed: 04/26/2017


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D160512.3ENA/ACSM/C1 - Turbo pump failuresenaaosacsmC1.a1Incorrect
D161025.6ENA/AOS/C1 - Instrument mentors working at the siteenaaoshtdmaC1.a1Suspect
D170213.1ENA/HTDMA/C1 - Instrument offenaaoshtdmaC1.a1Missing
D170302.2ENA/ACSM/C1 - Instrument malfunctionenaaosacsmC1.a1Incorrect
D170303.12ENA/AOS/C1 - Dry air supply intermittently not workingenaaoshtdmaC1.a1Does not affect quality
D170327.1ENA/ACSM/C1 - InstrumentenaaosacsmC1.a1Missing


DQRID : D160512.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/15/2016005001/09/20170000Incorrect
Subject:
ENA/ACSM/C1 - Turbo pump failures
DataStreams:enaaosacsmC1.a1
Description:
The turbo pump overheated and failed requiring a replacement pump.
Measurements:enaaosacsmC1.a1:
  • flow_rate
  • vaporizer
  • Mass concentration of nitrate, ambient aerosol in air(nitrate)
  • inlet_open
  • Mass concentration of total organics, ambient aerosol in air.(total_organics)
  • inlet_closed
  • Mass concentration of sulfate, ambient aerosol in air.(sulfate)
  • Mass concentration of chloride, ambient aerosol in air.(chloride)
  • emission_current
  • Mass concentration of ammonium, ambient aerosol in air.(ammonium)


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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:enaaoshtdmaC1.a1
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:enaaoshtdmaC1.a1:
  • scan_min_diameter_setting
  • scan_time_setting
  • scan_max_diameter_setting
  • dry_rh_setting
  • Concentration of aerosol(aerosol_concentration)
  • dry_diameter_setting
  • bin_width
  • bin_center
  • atomizer
  • Total concentration(total_concentration)
  • scan_type
  • num_bins
  • humid_rh
  • bin
  • sample_flow


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DQRID : D170213.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/03/2017110002/11/20170000Missing
Subject:
ENA/HTDMA/C1 - Instrument off
DataStreams:enaaoshtdmaC1.a1
Description:
Instrument was accidentally turned off and needed troubleshooting after that due to 
pressure issues. No valid data from this time period.
Measurements:enaaoshtdmaC1.a1:
  • scan_time_setting
  • scan_min_diameter_setting
  • scan_max_diameter_setting
  • dry_rh_setting
  • time_offset
  • North latitude(lat)
  • Concentration of aerosol(aerosol_concentration)
  • dry_diameter_setting
  • bin_width
  • bin_center
  • base_time
  • East longitude(lon)
  • time
  • atomizer
  • Total concentration(total_concentration)
  • scan_type
  • num_bins
  • humid_rh
  • Altitude above mean sea level(alt)
  • bin
  • sample_flow


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DQRID : D170302.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
02/26/2017001902/27/20171304Incorrect
Subject:
ENA/ACSM/C1 - Instrument malfunction
DataStreams:enaaosacsmC1.a1
Description:
The instrument interlock was activated shutting the inlet valve and turning off voltages 
to the filament and detector. The data acquisition was unaffected and data were collected, 
however there was no signal. Instrument was restarted and is now collecting data.
Measurements:enaaosacsmC1.a1:
  • flow_rate
  • vaporizer
  • Mass concentration of nitrate, ambient aerosol in air(nitrate)
  • inlet_open
  • Mass concentration of total organics, ambient aerosol in air.(total_organics)
  • inlet_closed
  • Mass concentration of sulfate, ambient aerosol in air.(sulfate)
  • Mass concentration of chloride, ambient aerosol in air.(chloride)
  • emission_current
  • Mass concentration of ammonium, ambient aerosol in air.(ammonium)


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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:enaaoshtdmaC1.a1
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:enaaoshtdmaC1.a1:
  • scan_time_setting
  • scan_min_diameter_setting
  • scan_max_diameter_setting
  • dry_rh_setting
  • time_offset
  • North latitude(lat)
  • Concentration of aerosol(aerosol_concentration)
  • dry_diameter_setting
  • bin_width
  • bin_center
  • base_time
  • East longitude(lon)
  • time
  • atomizer
  • Total concentration(total_concentration)
  • scan_type
  • num_bins
  • humid_rh
  • Altitude above mean sea level(alt)
  • bin
  • sample_flow


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DQRID : D170327.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
03/26/2017041903/27/20171214Missing
Subject:
ENA/ACSM/C1 - Instrument
DataStreams:enaaosacsmC1.a1
Description:
Data acquisition software stopped.  The cause is not apparent.  The instrument was 
restarted and seems to be working properly.
Measurements:enaaosacsmC1.a1:
  • time_bounds
  • flow_rate
  • vaporizer
  • Mass concentration of nitrate, ambient aerosol in air(nitrate)
  • time_offset
  • inlet_open
  • North latitude(lat)
  • inlet_closed
  • Mass concentration of ammonium, ambient aerosol in air.(ammonium)
  • Altitude above mean sea level(alt)
  • East longitude(lon)
  • time
  • Mass concentration of total organics, ambient aerosol in air.(total_organics)
  • Mass concentration of sulfate, ambient aerosol in air.(sulfate)
  • base_time
  • Mass concentration of chloride, ambient aerosol in air.(chloride)
  • emission_current


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END OF DATA