DQR ID | Subject | Data Streams Affected | Data Quality Metric |
---|---|---|---|
D160107.2 | AWR/MET/M1 - PWD Sensor Not Installed | awrmetM1.b1 | Missing |
D160107.3 | AWR/MET/M1 - Temperature, RH, Vapor Pressure Incorrect | awrmetM1.b1 | Incorrect |
D160107.4 | AWR/MET/M1 - PWD Incorrect | awrmetM1.b1 | Incorrect |
D160107.7 | AWR/SONDE/M1 - Suspect Surface Temperature or RH | awrsondewnpnM1.b1 | Suspect |
D160114.5 | AWR/AOSMET/M1 - Reprocessed and Corrected: Wind direction offset by 19 degrees | awraosmetM1.a1 | Does not affect quality |
D160119.12 | AWR/HTDMA/M1 - HT-DMA CPC zero counts | awraoshtdmaM1.a1 | Incorrect |
D160128.2 | AWR/CCN/M1 - Reprocess: CCN incorrect time | awraosccn100M1.a1, awraosccn1colM1.b1 | Suspect |
D160201.1 | AWR/HTDMA/M1 - Low instrument flows | awraoshtdmaM1.a1 | Incorrect |
D160203.1 | AWR/LDIS/MET/S1 - Precipitation Measurements Suspect | awrmetS1.b1 | Suspect |
D160209.2 | AWR/HTDMA/M1 - No particle counts | awraoshtdmaM1.a1 | Incorrect |
D160209.3 | AWR/HTDMA/M1 - Intermittent zero counts | awraoshtdmaM1.a1 | Incorrect |
D160218.3 | AWR/AOSMET/M1 - Installation period | awraosmetM1.a1 | Does not affect quality |
D160224.1 | AWR/CCN/M1 - Instrument warming up | awraosccn1colM1.b1, awraosccn100M1.a1 | Incorrect |
D160224.3 | AWR/CPC/M1 - Failed pump | awraoscpcfM1.a1, awraoscpcfM1.b1 | Incorrect |
D160308.3 | AWR/CPC/M1 - Instrument Startup, No Data Collected | awraoscpcfM1.a1 | Missing |
D160322.1 | AWR/RWP/M1 - Reprocess: Missing high power mode | awr1290bsrwpwindavgM1.b1 | Does not affect quality |
D160415.4 | AWR/AOSMET/M1 - Poor sensitivity to snow | awraosmetM1.a1 | Does not affect quality |
D160502.1 | AWR/CPC/M1 - CPC Flooding | awraoscpcfM1.b1, awraoscpcfM1.a1 | Suspect |
D160512.1 | AWR/MET/M1 - Missing or suspect PWD data due to heavy snow | awrmetM1.b1 | Suspect |
D160520.2 | AWR/AOSMET/M1 - Icing event | awraosmetM1.a1 | Incorrect |
D160520.5 | AWR/MET/M1 - Probable instrument icing | awrmetM1.b1 | Incorrect |
D160722.1 | AWR/CPC/NEPHELOMETER/PSAP/M1 - Low impactor flow | awraoscpcfM1.b1, awraoscpcfM1.a1 | Suspect |
D160801.5 | AWR/CCN/CPC/M1 - Concentration difference | awraosccn1colM1.b1, awraoscpcfM1.a1, awraosccn100M1.a1, awraoscpcfM1.b1 | Suspect |
D160809.2 | AWR/AOSMET/M1 - Loose cable | awraosmetM1.a1 | Missing |
D160819.1 | AWR/RWP/M1 - Data collection | awr1290bsrwpwindavgM1.b1 | Missing |
D160913.4 | AWR/AOSMET/M1 - Heavy frost on wind sensor | awraosmetM1.a1 | Missing |
D161003.2 | AWR/CPC/M1 - Communication problem | awraoscpcfM1.a1, awraoscpcfM1.b1 | Missing |
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/17/2015 | 0100 | 11/18/2015 | 0337 | Missing |
Subject: | AWR/MET/M1 - PWD Sensor Not Installed |
DataStreams: | awrmetM1.b1 |
Description: | The PWD was not connected during this period. |
Measurements: | awrmetM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/17/2015 | 0100 | 11/18/2015 | 0350 | Incorrect |
Subject: | AWR/MET/M1 - Temperature, RH, Vapor Pressure Incorrect |
DataStreams: | awrmetM1.b1 |
Description: | Temperature and vapor pressure were missing and the RH was flatlined below 0. |
Measurements: | awrmetM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/18/2015 | 0338 | 11/24/2015 | 1959 | Incorrect |
Subject: | AWR/MET/M1 - PWD Incorrect |
DataStreams: | awrmetM1.b1 |
Description: | The PWD was reporting errors during the setup period and was reporting large amounts of precipitation. |
Measurements: | awrmetM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
12/22/2015 | 1020 | 12/22/2015 | 1139 | Suspect |
12/22/2015 | 2238 | 12/22/2015 | 2356 | Suspect |
12/13/2015 | 2224 | 12/13/2015 | 2337 | Suspect |
12/30/2015 | 1036 | 12/30/2015 | 1152 | Suspect |
12/26/2015 | 1018 | 12/26/2015 | 1133 | Suspect |
12/14/2015 | 2231 | 12/14/2015 | 2347 | Suspect |
12/06/2015 | 1031 | 12/06/2015 | 1146 | Suspect |
12/04/2015 | 1040 | 12/04/2015 | 1205 | Suspect |
12/02/2015 | 2303 | 12/03/2015 | 0013 | Suspect |
12/26/2015 | 2231 | 12/26/2015 | 2346 | Suspect |
12/15/2015 | 2225 | 12/15/2015 | 2341 | Suspect |
12/03/2015 | 2232 | 12/03/2015 | 2343 | Suspect |
12/27/2015 | 1027 | 12/27/2015 | 1142 | Suspect |
12/10/2015 | 1027 | 12/10/2015 | 1140 | Suspect |
12/09/2015 | 1031 | 12/09/2015 | 1145 | Suspect |
01/13/2016 | 2233 | 01/13/2016 | 2348 | Suspect |
12/11/2015 | 1025 | 12/11/2015 | 1142 | Suspect |
Subject: | AWR/SONDE/M1 - Suspect Surface Temperature or RH |
DataStreams: | awrsondewnpnM1.b1 |
Description: | For the times listed, surface values of either Temperature or Relative Humidity appear to be suspect. |
Measurements: | awrsondewnpnM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/15/2015 | 2050 | 12/23/2015 | 2030 | Does not affect quality |
Subject: | AWR/AOSMET/M1 - Reprocessed and Corrected: Wind direction offset by 19 degrees |
DataStreams: | awraosmetM1.a1 |
Description: | DATA REPROCESSED and CORRECTED: The wind direction sensor was not installed to true north. GPS calculation confirmed the wind direction was off by 19 degrees, in the positive. The AOSMET data were reprocessed to correct the wind direction. The data were archived in September 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::aosmet/fsite::awr/ffac::awr.M1 ORIGINAL DQR CATEGORY: Red( Incorrect) REPROCESSED and CORRECTED DATA ARCHIVED:2016-09 REPROCESS IDENTIFICATION NUMBER: RID 1431 --------------------------------------------------- --- ORIGINAL DQR DESCRIPTION --- --------------------------------------------------- The wind direction sensor was not installed to true north. GPS calculation confirmed the wind direction was off by 19 degrees, in the positive. The sensor was aligned to true north on 2015-12-23. Prior data will be reprocessed by subtracting 19 degrees from wind direction. |
Measurements: | awraosmetM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
12/20/2015 | 1200 | 01/16/2016 | 0000 | Incorrect |
Subject: | AWR/HTDMA/M1 - HT-DMA CPC zero counts |
DataStreams: | awraoshtdmaM1.a1 |
Description: | HT-DMA CPC butanol flooding or contamination. CPC was showing zero counts. Intermittent counts from troubleshooting. No valid data. |
Measurements: | awraoshtdmaM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/18/2015 | 2210 | 01/25/2016 | 1924 | Suspect |
Subject: | AWR/CCN/M1 - Reprocess: CCN incorrect time |
DataStreams: | awraosccn100M1.a1, awraosccn1colM1.b1 |
Description: | The CCN computer time was ahead by about 3 minutes. See an attached file for exact numbers. Data quality not affected. |
Measurements: | awraosccn1colM1.b1:
awraosccn100M1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
01/29/2016 | 1200 | 01/30/2016 | 0800 | Incorrect |
Subject: | AWR/HTDMA/M1 - Low instrument flows |
DataStreams: | awraoshtdmaM1.a1 |
Description: | External vacuum was lost, affecting instrument flows. No valid data from the time period. |
Measurements: | awraoshtdmaM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
12/04/2015 | 0000 | 01/19/2016 | 2359 | Suspect |
Subject: | AWR/LDIS/MET/S1 - Precipitation Measurements Suspect |
DataStreams: | awrmetS1.b1 |
Description: | Analysis of the PARS2 and the PWD precipitation data indicate that the results are suspect, possibly due to frost/blowing snow. Both instruments reported precipitation for a majority of the days. The TSI movies were reviewed and the days of noticeable precipitation are: 12/26/15 12/31/15 - Potentially just frost buildup 1/6/16 1/11/16 1/12/16 1/13/16 |
Measurements: | awrmetS1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/18/2015 | 0140 | 11/20/2015 | 2300 | Incorrect |
Subject: | AWR/HTDMA/M1 - No particle counts |
DataStreams: | awraoshtdmaM1.a1 |
Description: | No particle counts after the instrument was turned on. Probably no butanol flow to the instrument or possibly a disconnected pump. No meaningful data saved. |
Measurements: | awraoshtdmaM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/30/2015 | 1700 | 12/02/2015 | 1900 | Incorrect |
Subject: | AWR/HTDMA/M1 - Intermittent zero counts |
DataStreams: | awraoshtdmaM1.a1 |
Description: | Particle counts intermittently going to zero. Probably blocked butanol flow to the instrument or possibly internal air flow instability. |
Measurements: | awraoshtdmaM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/15/2015 | 2050 | 11/24/2015 | 1607 | Does not affect quality |
Subject: | AWR/AOSMET/M1 - Installation period |
DataStreams: | awraosmetM1.a1 |
Description: | During this installation period, there were problems with the data messages being sent from the sensor. Some data are missing, and available data experience occasional dropouts. |
Measurements: | awraosmetM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/18/2015 | 2210 | 11/19/2015 | 0100 | Incorrect |
Subject: | AWR/CCN/M1 - Instrument warming up |
DataStreams: | awraosccn1colM1.b1, awraosccn100M1.a1 |
Description: | Instrument warming up. No valid data. |
Measurements: | awraosccn1colM1.b1:
awraosccn100M1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
03/12/2016 | 1642 | 03/15/2016 | 0020 | Incorrect |
03/29/2016 | 1959 | 04/07/2016 | 2319 | Incorrect |
03/01/2016 | 0004 | 03/01/2016 | 2329 | Incorrect |
02/21/2016 | 0338 | 02/22/2016 | 2249 | Incorrect |
03/15/2016 | 0206 | 03/18/2016 | 0024 | Incorrect |
Subject: | AWR/CPC/M1 - Failed pump |
DataStreams: | awraoscpcfM1.a1, awraoscpcfM1.b1 |
Description: | The pumps that draw air into the instrument for particles to be counted failed. The values reported by the instrument are not representative of the particle number concentration in the atmosphere |
Measurements: | awraoscpcfM1.a1:
awraoscpcfM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/15/2015 | 2049 | 11/16/2015 | 2059 | Missing |
Subject: | AWR/CPC/M1 - Instrument Startup, No Data Collected |
DataStreams: | awraoscpcfM1.a1 |
Description: | At the instrument startup of the AMF2 deployment, the computers were turned on before the instruments were turned on. The data collection starts automatically on instrument startup, but if the instruments are not on and connected, the data text files will contain missing data codes such as NaN or -9999. |
Measurements: | awraoscpcfM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
01/15/2016 | 0300 | 01/15/2016 | 0359 | Does not affect quality |
Subject: | AWR/RWP/M1 - Reprocess: Missing high power mode |
DataStreams: | awr1290bsrwpwindavgM1.b1 |
Description: | The first hourly file (which is at 03:00 UTC) for some reason has data only for low power mode. Ingest seems to have processed this mode, and not encountering the high power mode, hasn't handled the subsequent hours of data. |
Measurements: | awr1290bsrwpwindavgM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/15/2015 | 2050 | 01/13/2017 | 2359 | Does not affect quality |
Subject: | AWR/AOSMET/M1 - Poor sensitivity to snow |
DataStreams: | awraosmetM1.a1 |
Description: | The sensor plate that detects precipitation impact is not sensitive enough to detect snow (especially light snow). During the AWR deployment, all precipitation measurements from the AOSMETM1 data streams should be carefully considered and compared with colocated precipitation measurements. |
Measurements: | awraosmetM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
04/18/2016 | 0423 | 04/20/2016 | 1218 | Suspect |
Subject: | AWR/CPC/M1 - CPC Flooding |
DataStreams: | awraoscpcfM1.b1, awraoscpcfM1.a1 |
Description: | Following a routine flow rate check, the CPC showed signs of flooding with the orifice pressure dropping below 10 kPa. The butanol fill bottle was removed from the system. After two days of continuous running the system dried out and the orifice pressures were restored to nominal values. The data from this period is suspect. |
Measurements: | awraoscpcfM1.a1:
awraoscpcfM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
05/06/2016 | 1104 | 05/06/2016 | 2338 | Suspect |
Subject: | AWR/MET/M1 - Missing or suspect PWD data due to heavy snow |
DataStreams: | awrmetM1.b1 |
Description: | Heavy snow interfered with the instrument lenses causing backscatter and missing data. Data from the present weather detector during this time is suspect or missing. |
Measurements: | awrmetM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
05/11/2016 | 1030 | 05/16/2016 | 0123 | Incorrect |
Subject: | AWR/AOSMET/M1 - Icing event |
DataStreams: | awraosmetM1.a1 |
Description: | Significant icing was noted during this time. For most of the period, wind data are missing due to ice buildup on the sensor. Available data for temperature, humidity, pressure, precipitation, and winds during this time should not be used. |
Measurements: | awraosmetM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
05/10/2016 | 1905 | 05/16/2016 | 0925 | Incorrect |
Subject: | AWR/MET/M1 - Probable instrument icing |
DataStreams: | awrmetM1.b1 |
Description: | The temperature and relative humidity sensor behaved suspiciously during this time. Temperature and relative humidity readings did not trend inversely, as expected. Ice buildup on the instrument is the probable cause. |
Measurements: | awrmetM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
07/18/2016 | 0400 | 07/21/2016 | 0500 | Suspect |
Subject: | AWR/CPC/NEPHELOMETER/PSAP/M1 - Low impactor flow |
DataStreams: | awraoscpcfM1.b1, awraoscpcfM1.a1 |
Description: | CPC inlet not properly connected to the sample lines. Flow through the impactor below nominal. Instruments sampling cabin air at least part of the time. |
Measurements: | awraoscpcfM1.a1:
awraoscpcfM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
07/29/2016 | 0000 | 08/10/2016 | 0000 | Suspect |
Subject: | AWR/CCN/CPC/M1 - Concentration difference |
DataStreams: | awraosccn1colM1.b1, awraoscpcfM1.a1, awraosccn100M1.a1, awraoscpcfM1.b1 |
Description: | Various tests performed to understand why the CCN counts sometimes exceed those of a co-located CPC. Instrument functioning normally, but occasionally sampling cabin air during this period or running with internal flow lines opened for flow measurements. |
Measurements: | awraosccn1colM1.b1:
awraosccn100M1.a1:
awraoscpcfM1.a1:
awraoscpcfM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
08/04/2016 | 1254 | 08/05/2016 | 0244 | Missing |
07/31/2016 | 2333 | 08/01/2016 | 0507 | Missing |
Subject: | AWR/AOSMET/M1 - Loose cable |
DataStreams: | awraosmetM1.a1 |
Description: | A loose cable caused an instrument communication failure during these times. All data are missing. |
Measurements: | awraosmetM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
08/10/2016 | 0011 | 08/11/2016 | 1700 | Missing |
Subject: | AWR/RWP/M1 - Data collection |
DataStreams: | awr1290bsrwpwindavgM1.b1 |
Description: | Instrument computer was put on stand by since it had reached 90% storage capacity. Therefore, data is missing/was not recorded during the DQPR period. |
Measurements: | awr1290bsrwpwindavgM1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
09/05/2016 | 0219 | 09/07/2016 | 0303 | Missing |
Subject: | AWR/AOSMET/M1 - Heavy frost on wind sensor |
DataStreams: | awraosmetM1.a1 |
Description: | A period of heavy frost on the wind transducers prevented wind data from being recorded. |
Measurements: | awraosmetM1.a1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
09/27/2016 | 2149 | 09/28/2016 | 1309 | Missing |
Subject: | AWR/CPC/M1 - Communication problem |
DataStreams: | awraoscpcfM1.a1, awraoscpcfM1.b1 |
Description: | The configuration file used for LabVIEW to communicate with the instrument was changed causing a communication problem. The file was replaced and the instrument is now functioning properly. |
Measurements: | awraoscpcfM1.a1:
awraoscpcfM1.b1:
|