Data Quality Report for Order ID: 187300
User ID: nojgaardj1    Date completed: 2017-08-17
All DQRs
DQR ID Subject Affected Data Streams Data Quality Metric
D170419.2 OLI/UHSAS/M1 - Contamination in the optics chamber oliaosuhsasM1.a1 Incorrect
D161027.5 OLI/CPC/M1 - Instrument connectivity issue oliaoscpcfM1.a1 Missing
D161220.3 OLI/CPC/M1 - Sampling cabin air oliaoscpcfM1.a1 Incorrect
D161011.4 OLI/UHSAS/M1 - Instrument software stopped oliaosuhsasM1.a1 Missing
D170421.1 OLI/CPC/M1 - Port not working oliaoscpcfM1.a1 Incorrect
D170329.4 OLI/AOS/M1 - Power outage oliaoscpcuM1.b1 Missing
D161207.2 OLI/CPC/M1 - Instrument off inlet line oliaoscpcfM1.a1 Incorrect
D170221.6 OLI/AOS/M1 - Instrument Butanol Reservoir contaminated with water oliaoscpcfM1.b1 Incorrect
D170621.10 OLI/CPC/M1 - Flow Rate Measurements oliaoscpcuM1.a1 Incorrect
D170320.6 OLI/ALL/M1 - Power Outage oliaosnephwet1mM1.b1 Note
D170203.6 OLI/UHSAS/M1 - Inlet plumbing issues oliaosuhsasM1.a1 Incorrect
D170105.9 OLI/CPC/M1 - Instruments powered down oliaoscpcuM1.b1 Missing
D170110.2 OLI/AOS/M1 - Severe storm oliaosnephwetM1.a1 Note
D170329.5 OLI/AOS/M1 - Power outage and freezing conditions oliaoscpcfM1.b1 Missing
D170621.4 OLI/CPC/M1 - Instrument VI Frozen oliaoscpcfM1.b1 Missing
D161104.1 OLI/CPC/M1 - Nozzle pressure elevated oliaoscpcfM1.b1 Note
D170505.11 OLI/CPC/M1 - Frozen LabVIEW program oliaoscpcfM1.b1 Missing
D170502.2 OLI/CPC/M1 - Instrument switch out oliaoscpcfM1.b1 Incorrect
D160830.2 OLI/UHSAS/M1 - High counts below 100 nm oliaosuhsasM1.a1 Incorrect
D170420.8 OLI/AOS/M1 - Serial port server malfunction oliaospsap3wM1.b1 Missing
D170329.6 OLI/AOS/M1 - Power outage oliaosuhsasM1.a1 Missing
D170127.4 OLI/CPC/M1 - Instrument Shut Down oliaoscpcuM1.a1 Missing
D170420.6 OLI/AOS/M1 - Instrument Serial Server Down oliaoscpcfM1.b1 Missing
D170809.7 OLI/UHSAS/M1 - Reprocess: ingest problem oliaosuhsasM1.a1 Incorrect
 
DQR ID: D170419.2    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-04-17 10:00:00 2017-04-18 22:00:00 Incorrect
Subject: OLI/UHSAS/M1 - Contamination in the optics chamber
Affected Datastreams: oliaosuhsasM1.a1
Description Something stuck to the inlet jet nozzle causing high counts in the lower size bins. Other size bins also potentially affected. Some data missing as the instrument went into safe mode.
Measurements
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • scattering_voltage (Scatter signal)
 
DQR ID: D161027.5    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-10-11 19:58:00 2016-10-18 15:01:59 Missing
Subject: OLI/CPC/M1 - Instrument connectivity issue
Affected Datastreams: oliaoscpcfM1.a1
Description The LabVIEW VI that communicates with the CPC 3772 lost connectivity with the instrument. The instrument was on and running, but not collecting data.
Measurements
  • laser_current (Laser current)
  • optics_temp (Optics temperature)
  • alt (Altitude above mean sea level)
  • concentration (Computed concentration)
  • orifice_pressure (Orifice pressure)
  • ambient_pressure (Ambient pressure)
  • nozzle_pressure (Nozzle pressure)
  • lon (East longitude)
  • base_time (Base time in Epoch)
  • dilution_flow_setpoint (Flow setpoint)
  • time (Time offset from midnight)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • time_offset (Time offset from base_time)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • concentration (Particle concentration)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D161220.3    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-12-20 19:22:00 2016-12-20 19:25:59 Incorrect
Subject: OLI/CPC/M1 - Sampling cabin air
Affected Datastreams: oliaoscpcfM1.a1
Description The CPC 3772 and CPC 3776 were briefly taken off of the aerosol inlet. These instruments were sampling cabin air and not the atmosphere.
Measurements
  • concentration (Computed concentration)
  • concentration (Particle concentration)
 
DQR ID: D161011.4    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-10-07 03:00:00 2016-10-11 16:40:00 Missing
Subject: OLI/UHSAS/M1 - Instrument software stopped
Affected Datastreams: oliaosuhsasM1.a1
Description Instrument software stopped due to an error. No data recorded.
Measurements
  • alt (Altitude above mean sea level)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • lat (North latitude)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • time (Time offset from midnight)
  • bin_num (Bin number)
  • temperature (Raw temperature signal)
  • flow (Flow measurement, not implemented)
  • scattering_voltage (Scatter signal)
  • auxiliary (Auxiliary measurement, not implemented)
  • base_time (Base time in Epoch)
  • sample_pressure (Sample pressure)
  • upper_size_limit (Upper particle size limit for each bin)
  • current (Current)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • lon (East longitude)
  • unit_temperature (Unit temperature)
  • time_offset (Time offset from base_time)
  • sheath_flow (Sheath flow)
  • reference (Reference)
 
DQR ID: D170421.1    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-04-14 15:57:20 2017-04-14 15:59:59 Incorrect
Subject: OLI/CPC/M1 - Port not working
Affected Datastreams: oliaoscpcfM1.a1
Description During this time, the cpcf and cpcu serial cables were switched to trace the source of a communication error between the cpcu and the serial server. The data during this short time period is coming from the cpcu and not the cpcf.
Measurements
  • concentration (Computed concentration)
  • concentration (Particle concentration)
 
DQR ID: D170329.4    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-03-04 08:59:00 2017-03-05 16:43:59 Missing
Subject: OLI/AOS/M1 - Power outage
Affected Datastreams: oliaoscpcuM1.b1
Description During this time the instruments were not collecting data due to a power outage
Measurements
  • concentration (Computed concentration)
  • alt (Altitude above mean sea level)
  • optics_temp (Optics temperature)
  • laser_current (Laser current)
  • orifice_pressure (Orifice pressure)
  • nozzle_pressure (Nozzle pressure)
  • ambient_pressure (Ambient pressure)
  • lon (East longitude)
  • base_time (Base time in Epoch)
  • time (Time offset from midnight)
  • dilution_flow_setpoint (Flow setpoint)
  • time_offset (Time offset from base_time)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • dilution_flow_reading (Flow read)
  • concentration (Particle concentration)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • liquid_level (Liquid level)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D161207.2    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-12-06 18:37:00 2016-12-06 18:39:59 Incorrect
Subject: OLI/CPC/M1 - Instrument off inlet line
Affected Datastreams: oliaoscpcfM1.a1
Description The instrument was briefly taken off the inlet to assess the aerosol concentration in the cabin. The data during this time period is not representative of the total number concentration in the atmosphere.
Measurements
  • concentration (Computed concentration)
  • concentration (Particle concentration)
 
DQR ID: D170221.6    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-02-09 17:37:00 2017-02-17 22:57:59 Incorrect
Subject: OLI/AOS/M1 - Instrument Butanol Reservoir contaminated with water
Affected Datastreams: oliaoscpcfM1.b1
Description During this time, the butanol fill reservoir was filled with liquid water instead of butanol. This will affect the ability of the detector to accurately report the aerosol number concentration.
Measurements
  • concentration (Computed concentration)
  • concentration (Particle concentration)
  • fraction_full (Liquid fraction available)
 
DQR ID: D170621.10    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-06-07 19:20:45 2017-06-07 19:22:59 Incorrect
2017-06-07 18:59:30 2017-06-07 19:05:59 Incorrect
Subject: OLI/CPC/M1 - Flow Rate Measurements
Affected Datastreams: oliaoscpcuM1.a1
Description During this time the carbon vane pump to the cpcf and cpcu was turned off OR flow rate measurements of the instruments were being taken.
Measurements
  • concentration (Computed concentration)
  • concentration (Particle concentration)
 
DQR ID: D170320.6    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-03-06 18:47:01 2017-03-09 23:35:58 Note
Subject: OLI/ALL/M1 - Power Outage
Affected Datastreams: oliaosnephwet1mM1.b1
Description OLI suffered from a prolonged power outage. The instruments were brought back up over the course of 3/9 so the end date will be different for each instrument. Any problems with the instruments after being brought back online will be covered by separate DQRs.
Measurements
  • alt (Altitude above mean sea level)
  • ambient_pressure (Ambient pressure)
  • sample_flow_rate (Sample flow rate)
  • dilution_flow_setpoint (Flow setpoint)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • concentration (Particle concentration)
  • lat (North latitude)
  • laser_current (Laser current)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • orifice_pressure (Orifice pressure)
  • time (Time offset from midnight)
  • bin_num (Bin number)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • liquid_level (Liquid level)
  • temperature (Raw temperature signal)
  • fraction_full (Liquid fraction available)
  • auxiliary (Auxiliary measurement, not implemented)
  • flow (Flow measurement, not implemented)
  • scattering_voltage (Scatter signal)
  • nozzle_pressure (Nozzle pressure)
  • base_time (Base time in Epoch)
  • dilution_flow_reading (Flow read)
  • sample_pressure (Sample pressure)
  • dilution_valve_position (Dilution flow valve position)
  • optics_temp (Optics temperature)
  • concentration (Computed concentration)
  • upper_size_limit (Upper particle size limit for each bin)
  • current (Current)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • lon (East longitude)
  • unit_temperature (Unit temperature)
  • time_offset (Time offset from base_time)
  • sheath_flow (Sheath flow)
  • reference (Reference)
  • saturation_temp (Saturation temperature)
 
DQR ID: D170203.6    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-01-17 19:00:00 2017-01-25 19:00:00 Incorrect
Subject: OLI/UHSAS/M1 - Inlet plumbing issues
Affected Datastreams: oliaosuhsasM1.a1
Description Plumbing issues with the UHSAS sample line. Instrument working fine, but likely not sampling ambient air directly.
Measurements
  • upper_size_limit (Upper particle size limit for each bin)
  • current (Current)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • unit_temperature (Unit temperature)
  • bin_num (Bin number)
  • flow (Flow measurement, not implemented)
  • sample_pressure (Sample pressure)
  • sheath_flow (Sheath flow)
  • reference (Reference)
  • scattering_voltage (Scatter signal)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • temperature (Raw temperature signal)
  • auxiliary (Auxiliary measurement, not implemented)
 
DQR ID: D170105.9    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-12-27 23:00:00 2016-12-28 14:43:59 Missing
Subject: OLI/CPC/M1 - Instruments powered down
Affected Datastreams: oliaoscpcuM1.b1
Description No data during this time
Measurements
  • laser_current (Laser current)
  • optics_temp (Optics temperature)
  • alt (Altitude above mean sea level)
  • concentration (Computed concentration)
  • orifice_pressure (Orifice pressure)
  • ambient_pressure (Ambient pressure)
  • nozzle_pressure (Nozzle pressure)
  • base_time (Base time in Epoch)
  • lon (East longitude)
  • time (Time offset from midnight)
  • dilution_flow_setpoint (Flow setpoint)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • time_offset (Time offset from base_time)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • concentration (Particle concentration)
  • fraction_full (Liquid fraction available)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D170110.2    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-01-05 14:00:00 2017-01-09 20:15:59 Note
Subject: OLI/AOS/M1 - Severe storm
Affected Datastreams: oliaosnephwetM1.a1
Description The site lost power during a severe winter storm. Operators on site were not able to get out and restart the generators to bring AOS instrument systems back up until 1/9/2017.
Measurements
  • alt (Altitude above mean sea level)
  • ambient_pressure (Ambient pressure)
  • sample_flow_rate (Sample flow rate)
  • dilution_flow_setpoint (Flow setpoint)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • concentration (Particle concentration)
  • lat (North latitude)
  • laser_current (Laser current)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • orifice_pressure (Orifice pressure)
  • time (Time offset from midnight)
  • bin_num (Bin number)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • liquid_level (Liquid level)
  • temperature (Raw temperature signal)
  • fraction_full (Liquid fraction available)
  • flow (Flow measurement, not implemented)
  • auxiliary (Auxiliary measurement, not implemented)
  • scattering_voltage (Scatter signal)
  • nozzle_pressure (Nozzle pressure)
  • base_time (Base time in Epoch)
  • dilution_flow_reading (Flow read)
  • sample_pressure (Sample pressure)
  • dilution_valve_position (Dilution flow valve position)
  • optics_temp (Optics temperature)
  • concentration (Computed concentration)
  • upper_size_limit (Upper particle size limit for each bin)
  • current (Current)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • lon (East longitude)
  • unit_temperature (Unit temperature)
  • time_offset (Time offset from base_time)
  • sheath_flow (Sheath flow)
  • reference (Reference)
  • saturation_temp (Saturation temperature)
 
DQR ID: D170329.5    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-03-06 20:58:00 2017-03-23 22:04:59 Missing
Subject: OLI/AOS/M1 - Power outage and freezing conditions
Affected Datastreams: oliaoscpcfM1.b1
Description Instruments not running due to power outage and freezing conditions
Measurements
  • laser_current (Laser current)
  • optics_temp (Optics temperature)
  • concentration (Computed concentration)
  • alt (Altitude above mean sea level)
  • orifice_pressure (Orifice pressure)
  • ambient_pressure (Ambient pressure)
  • nozzle_pressure (Nozzle pressure)
  • lon (East longitude)
  • base_time (Base time in Epoch)
  • time (Time offset from midnight)
  • dilution_flow_setpoint (Flow setpoint)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • time_offset (Time offset from base_time)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • concentration (Particle concentration)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D170621.4    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-05-09 05:59:00 2017-05-09 15:30:59 Missing
Subject: OLI/CPC/M1 - Instrument VI Frozen
Affected Datastreams: oliaoscpcfM1.b1
Description Not collecting data because of VI frozen. Cause of frozen VI not known.
Measurements
  • laser_current (Laser current)
  • alt (Altitude above mean sea level)
  • optics_temp (Optics temperature)
  • concentration (Computed concentration)
  • orifice_pressure (Orifice pressure)
  • nozzle_pressure (Nozzle pressure)
  • ambient_pressure (Ambient pressure)
  • lon (East longitude)
  • base_time (Base time in Epoch)
  • time (Time offset from midnight)
  • dilution_flow_setpoint (Flow setpoint)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • time_offset (Time offset from base_time)
  • liquid_level (Liquid level)
  • concentration (Particle concentration)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D161104.1    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-08-22 00:00:00 2016-09-16 18:00:00 Note
Subject: OLI/CPC/M1 - Nozzle pressure elevated
Affected Datastreams: oliaoscpcfM1.b1
Description The nozzle pressure was elevated during this time period. There is no indication of a change in the aerosol capillary flow rate or effects on the reported concentration.
Measurements
  • laser_current (Laser current)
  • optics_temp (Optics temperature)
  • concentration (Computed concentration)
  • orifice_pressure (Orifice pressure)
  • nozzle_pressure (Nozzle pressure)
  • ambient_pressure (Ambient pressure)
  • dilution_flow_setpoint (Flow setpoint)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • concentration (Particle concentration)
  • fraction_full (Liquid fraction available)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D170505.11    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-05-04 12:20:00 2017-05-05 14:33:59 Missing
Subject: OLI/CPC/M1 - Frozen LabVIEW program
Affected Datastreams: oliaoscpcfM1.b1
Description The LabVIEW VI running the cpc froze. Have not found the cause of the freeze.
Measurements
  • concentration (Computed concentration)
  • optics_temp (Optics temperature)
  • laser_current (Laser current)
  • alt (Altitude above mean sea level)
  • orifice_pressure (Orifice pressure)
  • nozzle_pressure (Nozzle pressure)
  • ambient_pressure (Ambient pressure)
  • lon (East longitude)
  • base_time (Base time in Epoch)
  • dilution_flow_setpoint (Flow setpoint)
  • time (Time offset from midnight)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • time_offset (Time offset from base_time)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • concentration (Particle concentration)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D170502.2    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-04-14 15:57:20 2017-04-14 15:59:59 Incorrect
Subject: OLI/CPC/M1 - Instrument switch out
Affected Datastreams: oliaoscpcfM1.b1
Description During this time period, the CPCF was switched with the CPCU. The data during this time period was collected from a different model CPC with different sampling conditions and size cutoffs.
Measurements
  • optics_temp (Optics temperature)
  • laser_current (Laser current)
  • concentration (Computed concentration)
  • orifice_pressure (Orifice pressure)
  • ambient_pressure (Ambient pressure)
  • nozzle_pressure (Nozzle pressure)
  • dilution_flow_setpoint (Flow setpoint)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • concentration (Particle concentration)
  • fraction_full (Liquid fraction available)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D160830.2    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2016-08-24 16:56:00 2016-08-24 23:45:00 Incorrect
Subject: OLI/UHSAS/M1 - High counts below 100 nm
Affected Datastreams: oliaosuhsasM1.a1
Description High counts below 100 nm. Most likely some debris stuck to the jet nozzle. No valid data.
Measurements
  • upper_size_limit (Upper particle size limit for each bin)
  • current (Current)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • unit_temperature (Unit temperature)
  • bin_num (Bin number)
  • auxiliary (Auxiliary measurement, not implemented)
  • sample_pressure (Sample pressure)
  • sheath_flow (Sheath flow)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • scattering_voltage (Scatter signal)
  • reference (Reference)
  • temperature (Raw temperature signal)
  • flow (Flow measurement, not implemented)
 
DQR ID: D170420.8    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-04-18 11:40:00 2017-04-19 00:00:00 Missing
2017-03-29 16:20:00 2017-03-30 14:40:00 Missing
2017-03-31 15:00:00 2017-04-10 23:00:00 Missing
2017-04-12 07:30:00 2017-04-13 15:30:00 Missing
Subject: OLI/AOS/M1 - Serial port server malfunction
Affected Datastreams: oliaospsap3wM1.b1
Description Serial port server malfunctioning. Data transmission from the instrument intermittent.
Measurements
  • alt (Altitude above mean sea level)
  • ambient_pressure (Ambient pressure)
  • sample_flow_rate (Sample flow rate)
  • dilution_flow_setpoint (Flow setpoint)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • concentration (Particle concentration)
  • lat (North latitude)
  • laser_current (Laser current)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • orifice_pressure (Orifice pressure)
  • time (Time offset from midnight)
  • bin_num (Bin number)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • liquid_level (Liquid level)
  • temperature (Raw temperature signal)
  • fraction_full (Liquid fraction available)
  • flow (Flow measurement, not implemented)
  • auxiliary (Auxiliary measurement, not implemented)
  • scattering_voltage (Scatter signal)
  • nozzle_pressure (Nozzle pressure)
  • base_time (Base time in Epoch)
  • dilution_flow_reading (Flow read)
  • sample_pressure (Sample pressure)
  • dilution_valve_position (Dilution flow valve position)
  • concentration (Computed concentration)
  • current (Current)
  • optics_temp (Optics temperature)
  • upper_size_limit (Upper particle size limit for each bin)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • lon (East longitude)
  • unit_temperature (Unit temperature)
  • time_offset (Time offset from base_time)
  • reference (Reference)
  • sheath_flow (Sheath flow)
  • saturation_temp (Saturation temperature)
 
DQR ID: D170329.6    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-03-06 21:00:00 2017-03-29 15:35:00 Missing
Subject: OLI/AOS/M1 - Power outage
Affected Datastreams: oliaosuhsasM1.a1
Description Power outage, no data.
Measurements
  • alt (Altitude above mean sea level)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • lat (North latitude)
  • purge_flow (Purge flow)
  • lower_size_limit (Lower particle size limit for each bin)
  • bin_num (Bin number)
  • time (Time offset from midnight)
  • temperature (Raw temperature signal)
  • auxiliary (Auxiliary measurement, not implemented)
  • flow (Flow measurement, not implemented)
  • scattering_voltage (Scatter signal)
  • base_time (Base time in Epoch)
  • sample_pressure (Sample pressure)
  • upper_size_limit (Upper particle size limit for each bin)
  • current (Current)
  • differential_voltage (Differential_voltage, see instrument manual)
  • sampling_volume (Sample volume)
  • lon (East longitude)
  • unit_temperature (Unit temperature)
  • time_offset (Time offset from base_time)
  • sheath_flow (Sheath flow)
  • reference (Reference)
 
DQR ID: D170127.4    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-01-11 22:37:00 2017-01-25 22:37:59 Missing
Subject: OLI/CPC/M1 - Instrument Shut Down
Affected Datastreams: oliaoscpcuM1.a1
Description The CPCF and CPCU were shut down while the carbon vane pump that provides flow to the instrument was being repaired.
Measurements
  • optics_temp (Optics temperature)
  • laser_current (Laser current)
  • alt (Altitude above mean sea level)
  • concentration (Computed concentration)
  • orifice_pressure (Orifice pressure)
  • ambient_pressure (Ambient pressure)
  • nozzle_pressure (Nozzle pressure)
  • lon (East longitude)
  • base_time (Base time in Epoch)
  • dilution_flow_setpoint (Flow setpoint)
  • time (Time offset from midnight)
  • dilution_flow_reading (Flow read)
  • condensation_temp (Condensation temperature)
  • cabinet_temp (Cabinet temperature)
  • time_offset (Time offset from base_time)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • concentration (Particle concentration)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D170420.6    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-03-31 15:06:00 2017-04-03 13:39:59 Missing
2017-04-03 16:04:00 2017-04-10 22:55:29 Missing
2017-03-29 16:20:00 2017-03-30 14:42:59 Missing
2017-04-17 08:19:30 2017-04-18 22:16:29 Missing
2017-04-12 07:24:00 2017-04-13 21:42:29 Missing
2017-04-11 16:10:30 2017-04-11 17:49:59 Missing
2017-04-11 19:59:30 2017-04-11 23:00:59 Missing
Subject: OLI/AOS/M1 - Instrument Serial Server Down
Affected Datastreams: oliaoscpcfM1.b1
Description The serial server was working intermittently and eventually failed.
Measurements
  • laser_current (Laser current)
  • optics_temp (Optics temperature)
  • concentration (Computed concentration)
  • alt (Altitude above mean sea level)
  • orifice_pressure (Orifice pressure)
  • nozzle_pressure (Nozzle pressure)
  • ambient_pressure (Ambient pressure)
  • base_time (Base time in Epoch)
  • lon (East longitude)
  • time (Time offset from midnight)
  • dilution_flow_setpoint (Flow setpoint)
  • dilution_flow_reading (Flow read)
  • time_offset (Time offset from base_time)
  • cabinet_temp (Cabinet temperature)
  • condensation_temp (Condensation temperature)
  • liquid_level (Liquid level)
  • saturation_temp (Saturation temperature)
  • fraction_full (Liquid fraction available)
  • concentration (Particle concentration)
  • lat (North latitude)
  • dilution_valve_position (Dilution flow valve position)
 
DQR ID: D170809.7    (Back to Top)
Start Date Start Time End Date End Time Data Quality Metric
2017-06-20 00:00:00 2017-08-09 23:59:59 Incorrect
Subject: OLI/UHSAS/M1 - Reprocess: ingest problem
Affected Datastreams: oliaosuhsasM1.a1
Description size_distribution and concentration fields are incorrect when the input raw data is a very small file.
Measurements
  • concentration (Computed concentration)
  • size_distribution (Particle size distribution, limited by lower_size_limit and upper_size_limit)
  • concentration (Particle concentration)