Data Quality Reports for Session: 155098 User: zhuw1 Completed: 12/05/2013


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D081210.13SGP/SWATS/E15 - Incorrect soil moisturesgpswatsE15.b1
D110707.1SGP/SWATS/E15 - Missing datasgpswatsE15.b1
D130930.1SGP/SWATS/E15 - Noisy SensorsgpswatsE15.b1


DQRID : D081210.13
Start DateStart TimeEnd DateEnd Time
05/07/2008200011/04/20082000
Subject:
SGP/SWATS/E15 - Incorrect soil moisture
DataStreams:sgpswatsE15.b1
Description:
At 20:00 GMT on 05/07/08, temperature rise data from ALL sensors on both profiles began 
reporting values of temperature change near 0 C. These incorrect values of temperature rise 
result in incorrect soil moisture data for all sensors. 

Soil temperature data are unaffected.
Measurements:sgpswatsE15.b1:
  • Soil Water Potential, West Profile(soilwatpot_W)
  • Soil Water Potential, East Profile(soilwatpot_E)
  • Volumetric Water Content, East Profile(watcont_E)
  • Sensor Temperature Rise, East Profile(trise_E)
  • Volumetric Water Content, West Profile(watcont_W)
  • Sensor Temperature Rise, West Profile(trise_W)


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DQRID : D110707.1
Start DateStart TimeEnd DateEnd Time
08/18/1997090709/09/19971605
01/28/2002230702/10/20021707
03/14/2002230703/16/20020007
12/19/2004130712/23/20042108
07/02/2006120707/05/20061733
10/10/2007160710/23/20071658
10/31/2007170711/06/20072045
05/08/2010090705/13/20101907
09/16/2010010709/21/20101516
05/23/2011210706/14/20111527
06/18/2011040706/27/20111307
Subject:
SGP/SWATS/E15 - Missing data
DataStreams:sgpswatsE15.b1
Description:
Data are missing and unrecoverable.
Measurements:sgpswatsE15.b1:
  • serial_numbers_E
  • Soil Water Potential, East Profile(soilwatpot_E)
  • time_offset
  • Volumetric Water Content, East Profile(watcont_E)
  • Sensor Temperature Rise, East Profile(trise_E)
  • Soil Temperature, West Profile(tsoil_W)
  • depth
  • lat
  • base_time
  • alt
  • tref
  • Soil Water Potential, West Profile(soilwatpot_W)
  • serial_numbers_W
  • Soil Temperature, East Profile(tsoil_E)
  • lon
  • Volumetric Water Content, West Profile(watcont_W)
  • Sensor Temperature Rise, West Profile(trise_W)


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DQRID : D130930.1
Start DateStart TimeEnd DateEnd Time
07/14/2013210008/23/20131600
Subject:
SGP/SWATS/E15 - Noisy Sensor
DataStreams:sgpswatsE15.b1
Description:
The trise variable for the East 25cm sensor has been acting very sporadically since the 
date noted. The values have been spiking upward (dry) especially during rain events. Please 
check the wiring for this sensor. 
After re-seating the wires the values turned back to normal, less noisy with no spikes 
during rain events.
Measurements:sgpswatsE15.b1:
  • fwi_e
  • Soil Water Potential, East Profile(soilwatpot_e)
  • trise_ref_e
  • Sensor Temperature Rise, East Profile(trise_e)
  • Volumetric Water Content, East Profile(watcont_e)


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