DQR ID | Subject | Data Streams Affected | Data Quality Metric |
---|---|---|---|
D160104.7 | SGP Site Power Outage Due to Winter Storm | sgpdlfptC1.b1 | Does not affect quality |
D160520.12 | SGP/DL/DLPROF/C1 - Reprocess: Incorrect serial number | sgpdlfptC1.b1 | Does not affect quality |
D160617.10 | SGP/DL/C1 - Power supply issue | sgpdlfptC1.b1 | Missing |
D170303.10 | SGP/DL/C1 - Returned to vendor for repair | sgpdlfptC1.b1 | Suspect |
D170303.11 | SGP/DL/C1 - Instrument | sgpdlfptC1.b1 | Does not affect quality |
D170310.16 | SGP/Central Facility - Power Outage | sgpdlfptC1.b1 | Does not affect quality |
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
12/26/2015 | 0000 | 01/01/2016 | 2359 | Does not affect quality |
Subject: | SGP Site Power Outage Due to Winter Storm |
DataStreams: | sgpdlfptC1.b1 |
Description: | On Saturday and Sunday, December 26 and 27th a powerful winter storm (Goliath) brought sleet and freezing rain to much of Oklahoma with wind gusts of 45 MPH at times. The result was very very slick roads and mass power outages. The SGP central facility lost power at 8:55 PM CDT on Sunday, December 27th. The power was restored on 7:56 PM CDT on Wednesday, December 30th Site Emergency procedures were activated and Technicians drained water out of instrument reservoirs and other measures as needed, early Monday morning. On Wednesdays as roads and power started was restored to much of the areas east of I-35 , Site Technicians performed maintenance on several Extended Facilities. During this period, data are potentially missing, incorrect, or suspect. Carefully inspect the data before use. |
Measurements: | sgpdlfptC1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
05/02/2016 | 1800 | 05/19/2016 | 2200 | Does not affect quality |
Subject: | SGP/DL/DLPROF/C1 - Reprocess: Incorrect serial number |
DataStreams: | sgpdlfptC1.b1 |
Description: | The instrument serial number that appears in the netcdf files global attributes is incorrect. The correct serial number is 0116-107. |
Measurements: | sgpdlfptC1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
05/27/2016 | 2020 | 05/31/2016 | 1627 | Missing |
Subject: | SGP/DL/C1 - Power supply issue |
DataStreams: | sgpdlfptC1.b1 |
Description: | The supply voltage from the external power supply was running low due to overheating. As a result, the instrument was intentionally shutdown for the long Memorial Day weekend. |
Measurements: | sgpdlfptC1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
11/10/2016 | 1200 | 02/23/2017 | 1701 | Suspect |
Subject: | SGP/DL/C1 - Returned to vendor for repair |
DataStreams: | sgpdlfptC1.b1 |
Description: | No data was recorded during the period in question because the lidar was shipped to the vendor for repair to fix the problem with the high internal relative humidity. |
Measurements: | sgpdlfptC1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
02/23/2017 | 1702 | 02/27/2017 | 1618 | Does not affect quality |
Subject: | SGP/DL/C1 - Instrument |
DataStreams: | sgpdlfptC1.b1 |
Description: | The instrument was returned to service on 23 February following repair by the vendor. Once it was brought into service the lidar defaulted to a scan schedule that the vendor was using. This was a slant path stare at an elevation angle of 12 degrees. On 27 February the mentor reset the scan schedule to the "normal" schedule. |
Measurements: | sgpdlfptC1.b1:
|
Start Date | Start Time | End Date | End Time | Data Quality Metric |
---|---|---|---|---|
03/05/2017 | 0023 | 03/09/2017 | 1430 | Does not affect quality |
Subject: | SGP/Central Facility - Power Outage |
DataStreams: | sgpdlfptC1.b1 |
Description: | Automated scripts show that these instruments were affected by a power outage at the central facility resulting in missing data. Most of the instruments came back online on March 6th but some took longer. |
Measurements: | sgpdlfptC1.b1:
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