Utah SNOTEL Site Mammoth-Cottonwood (612) - Sensors
2025-September-04 NRCS National Water and Climate Center
Daily sensors report a summary value for the previous day.
Hourly sensors report a summary value for the previous hour.
Instantaneous sensors report a single observation on the hour.
Instantaneous sensors are included with both Daily and Hourly sensor selections.
Instantaneous sensors for a Daily sensor selections are the midnight observation.
*The use of a particular manufacturer's instrument does not consitute an endorsement of that instrument or manufacturer.
| Header Code | Element | Func | Unit | Instrument | Start | End | Comment |
|---|---|---|---|---|---|---|---|
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Druck | 2021-10-14 | present | Adjusted offset - Joel Burley |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Druck | 2021-03-18 | 2021-10-14 | GOES upgrade. Switch to Eng units. |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Druck | 2019-07-22 | 2021-03-18 | replaced transducer |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2018-01-02 | 2019-07-22 | reset offset |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2016-11-29 | 2018-01-02 | update offset based on recent data |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2015-07-24 | 2016-11-29 | moved shelter |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2012-09-19 | 2015-07-24 | updated by prof_load |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2012-08-27 | 2012-09-19 | updated by prof_load |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2012-06-22 | 2012-08-27 | rezero |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2011-05-20 | 2012-06-22 | turned off profile |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2009-09-25 | 2011-05-20 | rezero |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2007-07-30 | 2009-09-25 | zero new druck 100" installed 7/25/07 |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2006-06-13 | 2007-07-30 | zero after meltout |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2005-10-17 | 2006-06-13 | rezero |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2004-10-18 | 2005-10-17 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2003-09-08 | 2004-10-18 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2002-08-05 | 2003-09-08 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2001-11-26 | 2002-08-05 | rezero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2001-10-29 | 2001-11-26 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 2000-05-15 | 2001-10-29 | zero sensor after meltout |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1999-09-01 | 2000-05-15 | zero new 10' hypalon which replaces 3-ca steel pillows |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1999-06-07 | 1999-09-01 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1998-10-26 | 1999-06-07 | re-zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1998-08-13 | 1998-10-26 | re-zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1998-05-28 | 1998-08-13 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1997-09-05 | 1998-05-28 | re-zero |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1997-05-27 | 1997-09-05 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1997-02-21 | 1997-05-27 | reset after ducer change |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Pressure Transducer - 100" Sensotec | 1997-02-20 | 1997-02-21 | bob changed unstable cic6100 for st100 |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | 100" Cic - Unknown | 1996-09-23 | 1997-02-20 | re-zero after gravel added |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | 100" Cic - Unknown | 1995-10-16 | 1996-09-23 | zero sensor |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | 100" Cic - Unknown | 1995-07-20 | 1995-10-16 | maintenance caused change in readings |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | 100" Cic - Unknown | 1993-10-01 | 1995-07-20 | |
| WTEQ.I-1 | Snow Water Equivalent | OBS | In | Undefined Sensor - Linear Equation | 1978-10-01 | 1993-10-01 | Unconfirmed from archives |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2025-07-10 | present | precip recharged |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2024-10-01 | 2025-07-10 | new-water-year offset, 2024-10-01 00:21 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2024-08-26 | 2024-10-01 | precip recgarged |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2023-10-01 | 2024-08-26 | new-water-year offset, 2023-10-01 00:18 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2022-10-01 | 2023-10-01 | new-water-year offset, 2022-10-01 00:18 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2022-06-10 | 2022-10-01 | NAM offset. Joel Burley |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2021-10-01 | 2022-06-10 | new-water-year offset, 2021-10-01 00:41 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2021-07-30 | 2021-10-01 | Yearly Maintenance, recharge. Joel Burley |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2021-03-18 | 2021-07-30 | GOES upgrade. Switch to Eng units. |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2020-10-01 | 2021-03-18 | new-water-year offset, 2020-10-01 00:03 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2020-08-18 | 2020-10-01 | 2020 NAM |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2019-10-01 | 2020-08-18 | new-water-year offset, 2019-10-01 00:10 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Druck | 2019-07-22 | 2019-10-01 | recharge offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2019-07-22 | 2019-07-22 | recharge offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2018-10-10 | 2019-07-22 | recharge offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2018-10-01 | 2018-10-10 | new-water-year offset, 2018-10-01 00:03 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2017-10-01 | 2018-10-01 | new-water-year offset, 2017-10-01 00:09 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2017-07-10 | 2017-10-01 | recharged |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2016-10-01 | 2017-07-10 | new-water-year offset, 2016-10-01 00:20 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2016-06-30 | 2016-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2015-10-01 | 2016-06-30 | new-water-year offset, 2015-10-01 00:32 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2015-07-24 | 2015-10-01 | recharged site |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2014-10-01 | 2015-07-24 | new-water-year offset, 2014-10-01 00:18 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2014-07-29 | 2014-10-01 | recharged site |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2013-10-01 | 2014-07-29 | new-water-year offset, 2013-10-01 00:10 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2013-08-01 | 2013-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2012-10-01 | 2013-08-01 | new-water-year offset, 2012-10-01 00:12 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2012-09-19 | 2012-10-01 | updated by prof_load |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2012-08-27 | 2012-09-19 | updated by prof_load |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2012-07-03 | 2012-08-27 | turned off profile due to flagging |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2012-07-02 | 2012-07-03 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2011-10-01 | 2012-07-02 | new-water-year offset, 2011-10-01 00:15 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2011-09-26 | 2011-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2010-10-01 | 2011-09-26 | new-water-year offset, 2010-10-01 00:32 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2010-08-03 | 2010-10-01 | Recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2009-10-01 | 2010-08-03 | new-water-year offset, 2009-10-01 00:12 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2009-07-17 | 2009-10-01 | Recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2008-10-01 | 2009-07-17 | new-water-year offset, 2008-10-01 00:07 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2008-07-14 | 2008-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2007-10-01 | 2008-07-14 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2007-06-14 | 2007-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2006-10-01 | 2007-06-14 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2006-09-06 | 2006-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2005-10-01 | 2006-09-06 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2005-06-30 | 2005-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2004-10-14 | 2005-06-30 | tim re-recharged and replaced plumbing |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2004-10-01 | 2004-10-14 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2004-09-16 | 2004-10-01 | reset after ducer change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2004-09-14 | 2004-09-16 | randy changed unstable st100 on 9/10/04 |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2004-07-14 | 2004-09-14 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2003-10-01 | 2004-07-14 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2003-07-14 | 2003-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2002-10-01 | 2003-07-14 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2002-08-26 | 2002-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2001-10-01 | 2002-08-26 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2001-09-04 | 2001-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2000-10-01 | 2001-09-04 | New water year offset |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 2000-09-11 | 2000-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1999-10-01 | 2000-09-11 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1999-09-01 | 1999-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1998-10-01 | 1999-09-01 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1998-09-21 | 1998-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1997-10-01 | 1998-09-21 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1997-09-05 | 1997-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1997-02-21 | 1997-09-05 | reset after ducer change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1996-10-01 | 1997-02-21 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1996-09-09 | 1996-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1995-10-01 | 1996-09-09 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1995-07-20 | 1995-10-01 | recharge |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1994-10-01 | 1995-07-20 | New year offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1994-09-19 | 1994-10-01 | Offset change |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1993-10-06 | 1994-09-19 | |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Pressure Transducer - 100" Sensotec | 1993-10-01 | 1993-10-06 | |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Precipitation - Unknown Sensor | 1992-10-01 | 1993-10-01 | |
| PREC.I-1 | Precipitation Accumulation | OBS | In | Precipitation - Unknown Sensor | 1978-10-01 | 1992-10-01 | Unconfirmed from archives |
| TOBS.I-1 | Air Temperature | OBS | Degc | Air Temp - Apogee St300 | 2025-07-09 | present | ST300 installed on 07/09/2025 |
| TOBS.I-1 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TOBS.I-1 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2012-08-28 | 2021-03-18 | updated by prof_load |
| TOBS.I-1 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2012-08-28 | extended range sensor installed 6/28/05 during csi upgrade |
| TOBS.I-2 | Air Temperature | OBS | Degc | Air Temp - Unknown Sensor | 1993-10-01 | 2005-07-05 | |
| TOBS.I-2 | Air Temperature | OBS | Degc | Air Temp - Unknown Sensor | 1985-10-01 | 1993-10-01 | Unconfirmed from archives |
| TOBS.I-2 | Air Temperature | OBS | Degc | Air Temp - Unknown Sensor | 1978-10-01 | 1985-10-01 | Unconfirmed from archives |
| TOBS.I-98 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2025-07-09 | present | Installed ST300. Moved old YSI to ordinal 98 |
| TOBS.I-99 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TOBS.I-99 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2012-08-28 | 2021-03-18 | updated by prof_load |
| TOBS.I-99 | Air Temperature | OBS | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2012-08-28 | extended range sensor installed 6/28/05 during csi upgrade |
| TMAX.D-1 | Air Temperature | MAX | Degc | Air Temp - Apogee St300 | 2025-07-09 | present | ST300 installed on 07/09/2025 |
| TMAX.D-1 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TMAX.D-1 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2013-02-06 | 2021-03-18 | updated by prof_load |
| TMAX.D-1 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2013-02-06 | extended range sensor installed 6/28/05 during csi upgrade |
| TMAX.D-2 | Air Temperature | MAX | Degc | Air Temp - Unknown Sensor | 1993-10-01 | 2005-07-05 | |
| TMAX.D-2 | Air Temperature | MAX | Degc | Air Temp - Unknown Sensor | 1985-10-01 | 1993-10-01 | Unconfirmed from archives |
| TMAX.D-98 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2025-07-09 | present | Installed ST300. Moved old YSI to ordinal 98 |
| TMAX.D-99 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TMAX.D-99 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2013-02-06 | 2021-03-18 | updated by prof_load |
| TMAX.D-99 | Air Temperature | MAX | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2013-02-06 | extended range sensor installed 6/28/05 during csi upgrade |
| TMIN.D-1 | Air Temperature | MIN | Degc | Air Temp - Apogee St300 | 2025-07-09 | present | ST300 installed on 07/09/2025 |
| TMIN.D-1 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TMIN.D-1 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2013-02-06 | 2021-03-18 | updated by prof_load |
| TMIN.D-1 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2013-02-06 | extended range sensor installed 6/28/05 during csi upgrade |
| TMIN.D-2 | Air Temperature | MIN | Degc | Air Temp - Unknown Sensor | 1993-10-01 | 2005-07-05 | |
| TMIN.D-2 | Air Temperature | MIN | Degc | Air Temp - Unknown Sensor | 1985-10-01 | 1993-10-01 | Unconfirmed from archives |
| TMIN.D-98 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2025-07-09 | present | Installed ST300. Moved old YSI to ordinal 98 |
| TMIN.D-99 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TMIN.D-99 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2013-02-06 | 2021-03-18 | updated by prof_load |
| TMIN.D-99 | Air Temperature | MIN | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2013-02-06 | extended range sensor installed 6/28/05 during csi upgrade |
| TAVG.D-1 | Air Temperature | AVG | Degc | Air Temp - Apogee St300 | 2025-07-09 | present | ST300 installed on 07/09/2025 |
| TAVG.D-1 | Air Temperature | AVG | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TAVG.D-1 | Air Temperature | AVG | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2021-03-18 | extended range sensor installed 6/28/05 during csi upgrade |
| TAVG.D-2 | Air Temperature | AVG | Degc | Air Temp - Unknown Sensor | 1993-10-01 | 2005-07-05 | |
| TAVG.D-2 | Air Temperature | AVG | Degc | Air Temp - Unknown Sensor | 1985-10-01 | 1993-10-01 | Unconfirmed from archives |
| TAVG.D-98 | Air Temperature | AVG | Degc | Air Temp - Ysi 44211a | 2025-07-09 | present | Installed ST300. Moved old YSI to ordinal 98 |
| TAVG.D-99 | Air Temperature | AVG | Degc | Air Temp - Ysi 44211a | 2021-03-18 | 2025-07-09 | GOES upgrade. Switch to Eng units. |
| TAVG.D-99 | Air Temperature | AVG | Degc | Air Temp - Ysi 44211a | 2005-07-05 | 2021-03-18 | extended range sensor installed 6/28/05 during csi upgrade |
| SNWD.I-1 | Snow Depth | OBS | In | Snow Depth - Sommer Ush-9 | 2024-04-18 | present | adjusted offset by -14 for new USH9 install. -Kori Mooney |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2022-10-30 | 2024-04-18 | adjusted offset. Joel Burley |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2021-03-18 | 2022-10-30 | GOES upgrade. Switch to Eng units. |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2015-07-24 | 2021-03-18 | moved shelter |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2012-09-19 | 2015-07-24 | updated by prof_load |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2012-02-17 | 2012-09-19 | replaced sensor |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2008-09-22 | 2012-02-17 | re-zero |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2007-08-13 | 2008-09-22 | re-zero |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2007-07-17 | 2007-08-13 | re-zero sensor |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2005-07-06 | 2007-07-17 | zero new sensor |
| SNWD.I-1 | Snow Depth | OBS | In | Undefined Sensor - Linear Equation | 2001-11-01 | 2005-07-06 | Sensor label change |
| SNWD.I-1 | Snow Depth | OBS | In | Sei | 1999-10-18 | 2001-11-01 | re-zero sensor |
| SNWD.I-1 | Snow Depth | OBS | In | Sei | 1999-09-01 | 1999-10-18 | zero new sensor on new met tower |
| SNWD.I-1 | Snow Depth | OBS | In | Sei | 1996-09-06 | 1999-09-01 | zero sensor |
| SNWD.I-1 | Snow Depth | OBS | In | Sei | 1996-08-26 | 1996-09-06 | ed installed judd snow depth sensor 8/21/96 |
| SMS.I-1:-2 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2021-08-10 | present | sensor repaired or replaced |
| SMS.I-1:-2 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2021-04-01 | 2021-08-10 | Wiring issue -- this channel is reading temperature. |
| SMS.I-1:-2 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2012-12-14 | 2021-04-01 | updated by prof_load |
| SMS.I-1:-2 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2007-12-12 | 2012-12-14 | silt |
| SMS.I-1:-2 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2007-11-09 | 2007-12-12 | silt |
| SMS.I-1:-2 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | 2007-11-09 | silt |
| SMS.I-1:-8 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2012-12-14 | present | updated by prof_load |
| SMS.I-1:-8 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2007-12-12 | 2012-12-14 | silt |
| SMS.I-1:-8 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2007-11-09 | 2007-12-12 | silt |
| SMS.I-1:-8 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | 2007-11-09 | silt |
| SMS.I-1:-20 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2023-10-04 | present | sensor doing ok. unforced suspect |
| SMS.I-1:-20 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2023-07-07 | 2023-10-04 | force suspect |
| SMS.I-1:-20 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2012-12-14 | 2023-07-07 | updated by prof_load |
| SMS.I-1:-20 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2007-12-12 | 2012-12-14 | silt |
| SMS.I-1:-20 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2007-11-09 | 2007-12-12 | silt |
| SMS.I-1:-20 | Soil Moisture Percent | OBS | Pct | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | 2007-11-09 | silt |
| STO.I-1:-2 | Soil Temperature | OBS | Degc | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2021-08-10 | present | Sensor repaired or replaced |
| STO.I-1:-2 | Soil Temperature | OBS | Degc | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2021-04-01 | 2021-08-10 | Wiring Issue -- this channel is reading moisture |
| STO.I-1:-2 | Soil Temperature | OBS | Degc | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | 2021-04-01 | |
| STO.I-1:-8 | Soil Temperature | OBS | Degc | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| STO.I-1:-20 | Soil Temperature | OBS | Degc | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| SAL.I-1:-2 | Salinity | OBS | Gram/l | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| SAL.I-1:-8 | Salinity | OBS | Gram/l | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| SAL.I-1:-20 | Salinity | OBS | Gram/l | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| RDC.I-1:-2 | Real Dielectric Constant | OBS | Unitless | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| RDC.I-1:-8 | Real Dielectric Constant | OBS | Unitless | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| RDC.I-1:-20 | Real Dielectric Constant | OBS | Unitless | Soil Moist/temp - Stevens Hydraprobe Analog (volt Out) | 2002-09-13 | present | |
| BATT.I-1 | Battery | OBS | Volt | Undefined Sensor - Linear Equation | 2021-03-18 | present | GOES upgrade. Switch to Eng units. |
| BATT.I-1 | Battery | OBS | Volt | Undefined Sensor - Linear Equation | 1993-10-01 | 2021-03-18 | |
| BATT.I-1 | Battery | OBS | Volt | Undefined Sensor - Linear Equation | 1978-10-01 | 1993-10-01 | Unconfirmed from archives |