DQR ID | Subject | Data Streams Affected |
---|---|---|
D040318.10 | SGP/SMOS/E13 - 6-month Calibration Checks | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
D070314.2 | SGP/MWR/C1/E14 - Freezing rain-Incorrect rain flag | sgpmwrlosC1.b1, sgpmwrlosE14.b1, sgpmwrtipC1.a1, sgpmwrtipE14.a1 |
D070406.2 | SGP/MWR/E14 - Power supply failure | sgpmwrlosE14.b1, sgpmwrtipE14.a1 |
D070420.1 | SGP/AOS/C1 - Humidifier controller failure | sgpaosC1.00, sgpaosC1.a0, sgpaosauxC1.a0 |
D070613.2 | SGP/RAIN/C1 - Funnel clogged | sgprainC1.b1 |
D070618.2 | SGP/SMOS/E13 - RH sensor failure | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
D070905.2 | SGP/AOS/C1 - CPC failure | sgpaosC1.a1 |
D080116.13 | SGP/SMOS/E13 - Wind Data Incorrect Due to Icing | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
D080116.24 | SGP/THWAPS/C1 - RH Data Incorrect | sgpthwapsC1.b1 |
D080128.3 | SGP/AOS/C1/ - Pump failure | sgpaosccnC1.a1 |
D080222.4 | SGP/SMOS - Snowfall caused delayed count of precip | sgp1smosE1.b1, sgp1smosE11.b1, sgp1smosE13.b1, sgp1smosE15.b1, sgp1smosE20.b1, sgp1smosE21.b1, sgp1smosE24.b1, sgp1smosE27.b1, sgp1smosE3.b1, sgp1smosE4.b1, sgp1smosE5.b1, sgp1smosE6.b1, sgp1smosE7.b1, sgp1smosE8.b1, sgp1smosE9.b1, sgp30smosE1.b1, sgp30smosE11.b1, sgp30smosE13.b1, sgp30smosE15.b1, sgp30smosE20.b1, sgp30smosE21.b1, sgp30smosE24.b1, sgp30smosE27.b1, sgp30smosE3.b1, sgp30smosE4.b1, sgp30smosE5.b1, sgp30smosE6.b1, sgp30smosE7.b1, sgp30smosE8.b1, sgp30smosE9.b1 |
D080403.2 | SGP/WACR/C1 - Contamination with AMF WACR data | sgpwacrC1.00, sgpwacrC1.b1, sgpwacrspecmomC1.00 |
D080820.9 | SGP/SMOS/E13 - Missing Data | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
D081015.1 | SGP/SMOS/E13 - Rain Gauge Inoperative | sgp1smosE13.b1, sgp30smosE13.b1 |
D081212.2 | SGP/SMOS/E13 - SMOS T/RH probe solar shield missing | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
D090120.5 | SGP/AOS/C1 - Pump failure and subsequent failure of humidified nephelometer | sgpaosC1.a1 |
D090306.1 | SGP/THWAPS/C1 - Time stamp of data record incorrect | sgpthwapsC1.b1 |
Start Date | Start Time | End Date | End Time |
---|---|---|---|
10/16/2003 | 1827 | 10/16/2003 | 1855 |
04/15/2004 | 1958 | 04/15/2004 | 2020 |
10/28/2004 | 1835 | 10/28/2004 | 1855 |
04/15/2005 | 1435 | 04/15/2005 | 1455 |
11/23/2005 | 1940 | 11/23/2005 | 1953 |
05/01/2006 | 1438 | 05/01/2006 | 1545 |
10/13/2006 | 1605 | 10/13/2006 | 1635 |
04/16/2007 | 1414 | 04/16/2007 | 1441 |
10/09/2007 | 1955 | 10/09/2007 | 2025 |
04/11/2008 | 1800 | 04/11/2008 | 1840 |
10/30/2008 | 1600 | 10/30/2008 | 1625 |
Subject: | SGP/SMOS/E13 - 6-month Calibration Checks |
DataStreams: | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
Description: | During the time periods specified, the SMOS.E13 tower was lowered for 6-month Calibration Checks. During these times wind data are incorrect and temperature and humidity data may be incorrect. Note, exact times when tower was down or maintenance was being performed is sometimes unknown. Users should use the remaining data from these days with caution. |
Measurements: | sgp1440smosE13.b1:
sgp30smosE13.b1:
sgp1smosE13.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/12/2007 | 0000 | 01/15/2007 | 0000 |
Subject: | SGP/MWR/C1/E14 - Freezing rain-Incorrect rain flag |
DataStreams: | sgpmwrlosC1.b1, sgpmwrlosE14.b1, sgpmwrtipC1.a1, sgpmwrtipE14.a1 |
Description: | Between 01/12 and 01/15 brightness temperatures show high values (Tb > 100 K) indicative of rain, however the wet_window flag is 0 (indicative of no rain). During that time there where freezing conditions with ice pellets that were not detected by the sensor. The high brightness temperatures may be due to melting ice on the window. |
Measurements: | sgpmwrtipC1.a1:
sgpmwrlosC1.b1:
sgpmwrtipE14.a1:
sgpmwrlosE14.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
03/20/2007 | 0400 | 06/05/2007 | 2000 |
Subject: | SGP/MWR/E14 - Power supply failure |
DataStreams: | sgpmwrlosE14.b1, sgpmwrtipE14.a1 |
Description: | On 3/20 the instrument suffered a power supply failure and was removed for repairs |
Measurements: | sgpmwrtipE14.a1:
sgpmwrlosE14.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
02/27/2007 | 1912 | 04/12/2007 | 2107 |
Subject: | SGP/AOS/C1 - Humidifier controller failure |
DataStreams: | sgpaosC1.00, sgpaosC1.a0, sgpaosauxC1.a0 |
Description: | Watlow PID controller which controls the humidifier stopped working. This mostly affects calculated fits of fRH |
Measurements: | sgpaosauxC1.a0:
sgpaosC1.00:
sgpaosC1.a0:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
06/01/2007 | 0000 | 06/02/2007 | 2359 |
Subject: | SGP/RAIN/C1 - Funnel clogged |
DataStreams: | sgprainC1.b1 |
Description: | The funnel for the instrument was clogged and the results for this time period are not reliable. |
Measurements: | sgprainC1.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
04/16/2007 | 0000 | 06/18/2007 | 2000 |
Subject: | SGP/SMOS/E13 - RH sensor failure |
DataStreams: | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
Description: | The T/RH sensor relative humidity data is suspect during this time. Values from this sensor failed the 6-month check and subsequent bi-weekly checks. The RH values were lower by larger than the manufacturer suggested uncertainty of 3%. |
Measurements: | sgp1440smosE13.b1:
sgp30smosE13.b1:
sgp1smosE13.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
07/11/2007 | 0940 | 07/24/2007 | 2205 |
08/17/2007 | 2140 | 08/30/2007 | 1900 |
Subject: | SGP/AOS/C1 - CPC failure |
DataStreams: | sgpaosC1.a1 |
Description: | The Condensation Particle Counter stopped recording counts. Upon inspection the tech found that water had condensed in the reservoir. The CPC was shipped back to the mentor for repair and a replacement CPC from NOAA was sent to the site. The replacement Condensation Particle Counter stopped measuring particle counts and was removed and returned to NOAA. The thermoelectric cooler in the device had stopped working. The ARM CPC that had previously been sent back to NOAA for repair was fixed and returned to SGP. |
Measurements: | sgpaosC1.a1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/10/2007 | 2212 | 12/11/2007 | 1945 |
Subject: | SGP/SMOS/E13 - Wind Data Incorrect Due to Icing |
DataStreams: | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
Description: | An ice storm caused the wind data from the RM Young wind sensor to be incorrect. In many instances it was frozen and unmoving, at times it measured values but those are extremely suspect. |
Measurements: | sgp1440smosE13.b1:
sgp30smosE13.b1:
sgp1smosE13.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/22/2007 | 1750 | 12/22/2007 | 2130 |
Subject: | SGP/THWAPS/C1 - RH Data Incorrect |
DataStreams: | sgpthwapsC1.b1 |
Description: | The RH data was incorrect during the times listed. Reason unknown. The sensor recovered on its own. |
Measurements: | sgpthwapsC1.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
09/01/2007 | 0000 | 11/13/2007 | 2000 |
Subject: | SGP/AOS/C1/ - Pump failure |
DataStreams: | sgpaosccnC1.a1 |
Description: | The ratio of CCN to CN started to noticeably decline around 20070901. After a site visit on 20071023, the mentor found a problem with the instrument flows and diaphragm pump. The instrument was return to Boulder, CO for repair. The diaphragm pump was repaired and the flows re-calibrated. The instrument was returned to service 20071113. The CCN data show qualitative changes in the number of droplets formed with changes in supersaturation. Because the pump was not working properly and the flows were likely incorrect, the numbers are not quantitative. |
Measurements: | sgpaosccnC1.a1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/31/2008 | 0000 | 02/02/2008 | 2000 |
Subject: | SGP/SMOS - Snowfall caused delayed count of precip |
DataStreams: | sgp1smosE1.b1, sgp1smosE11.b1, sgp1smosE13.b1, sgp1smosE15.b1, sgp1smosE20.b1, sgp1smosE21.b1, sgp1smosE24.b1, sgp1smosE27.b1, sgp1smosE3.b1, sgp1smosE4.b1, sgp1smosE5.b1, sgp1smosE6.b1, sgp1smosE7.b1, sgp1smosE8.b1, sgp1smosE9.b1, sgp30smosE1.b1, sgp30smosE11.b1, sgp30smosE13.b1, sgp30smosE15.b1, sgp30smosE20.b1, sgp30smosE21.b1, sgp30smosE24.b1, sgp30smosE27.b1, sgp30smosE3.b1, sgp30smosE4.b1, sgp30smosE5.b1, sgp30smosE6.b1, sgp30smosE7.b1, sgp30smosE8.b1, sgp30smosE9.b1 |
Description: | A snow/ice storm moved through the SGP region on 01/31/08 bringing below-freezing temperatures, affecting the precip field. Data is suspect during the date/time range specified due to melting ice after temperatures warmed above freezing. |
Measurements: | sgp1smosE24.b1:
sgp1smosE21.b1:
sgp30smosE7.b1:
sgp1smosE27.b1:
sgp1smosE7.b1:
sgp30smosE15.b1:
sgp30smosE20.b1:
sgp1smosE9.b1:
sgp1smosE4.b1:
sgp30smosE3.b1:
sgp1smosE11.b1:
sgp30smosE27.b1:
sgp1smosE3.b1:
sgp30smosE4.b1:
sgp30smosE8.b1:
sgp1smosE8.b1:
sgp30smosE9.b1:
sgp1smosE13.b1:
sgp30smosE11.b1:
sgp1smosE1.b1:
sgp30smosE5.b1:
sgp1smosE20.b1:
sgp30smosE24.b1:
sgp30smosE13.b1:
sgp30smosE1.b1:
sgp1smosE6.b1:
sgp30smosE6.b1:
sgp1smosE15.b1:
sgp30smosE21.b1:
sgp1smosE5.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
03/04/2008 | 1600 | 03/12/2008 | 1800 |
Subject: | SGP/WACR/C1 - Contamination with AMF WACR data |
DataStreams: | sgpwacrC1.00, sgpwacrC1.b1, sgpwacrspecmomC1.00 |
Description: | During this period we were doing an inter-comparison with the AMF WACR. As a result, the AMF WACR contaminated the SGP WACR data. |
Measurements: | sgpwacrC1.b1:
sgpwacrC1.00:
sgpwacrspecmomC1.00:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
01/06/2006 | 1700 | 01/09/2006 | 0930 |
02/17/2006 | 2000 | 02/20/2006 | 1230 |
05/14/2006 | 2100 | 05/16/2006 | 0530 |
08/26/2006 | 0800 | 08/29/2006 | 0030 |
12/22/2007 | 1800 | 12/24/2007 | 0230 |
04/26/2008 | 0000 | 04/28/2008 | 1300 |
Subject: | SGP/SMOS/E13 - Missing Data |
DataStreams: | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
Description: | Data are missing and unrecoverable |
Measurements: | sgp1440smosE13.b1:
sgp30smosE13.b1:
sgp1smosE13.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
10/13/2008 | 0000 | 10/17/2008 | 1755 |
Subject: | SGP/SMOS/E13 - Rain Gauge Inoperative |
DataStreams: | sgp1smosE13.b1, sgp30smosE13.b1 |
Description: | The rain gauge measured values did not compare well with the disdrometer. Subsequent testing found the gauge to be incorrect. |
Measurements: | sgp30smosE13.b1:
sgp1smosE13.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/08/2008 | 1547 | 12/10/2008 | 2059 |
Subject: | SGP/SMOS/E13 - SMOS T/RH probe solar shield missing |
DataStreams: | sgp1440smosE13.b1, sgp1smosE13.b1, sgp30smosE13.b1 |
Description: | The solar shield protecting the T/RH probe from direct sunlight and the elements became unscrewed and fell off. The probe was affected by sunlight and did not have a consistent aspiration during this time. |
Measurements: | sgp1440smosE13.b1:
sgp30smosE13.b1:
sgp1smosE13.b1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
07/19/2008 | 0112 | 01/06/2009 | 1912 |
Subject: | SGP/AOS/C1 - Pump failure and subsequent failure of humidified nephelometer |
DataStreams: | sgpaosC1.a1 |
Description: | The pump for the aerosol sampling system failed over a weekend. The humidifier continued to operate and soaked the inside of both the reference and wet nephelometers. The nephelometers were returned for repair. A replacement neph was installed on 2008-August 5 @1858 UTC. The nephs were repaired and returned to SGP in December 2008. The humidification system was rebuilt and installed on 2009 January 6 at 1912 UTC. |
Measurements: | sgpaosC1.a1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/09/2008 | 0000 | 01/23/2009 | 2359 |
Subject: | SGP/THWAPS/C1 - Time stamp of data record incorrect |
DataStreams: | sgpthwapsC1.b1 |
Description: | Due to problems with the collector system, the datalogger was being time synched inappropriately. This problem was intermittent and did not affect every time stamp. The worst case time adjustments were approximately +/- 7 minutes. These were infrequent and most of the time adjustments were less than 7 minutes. |
Measurements: | sgpthwapsC1.b1:
|