Hopland, CA
      Site ID:     hld
      Latitude:     39.003000 N
      Longitude:     -123.120900 W
      Elevation:     164 meters
      Active:     Y
      Site Table:     Site Table
      Data:     Realtime Display

Instrument Name     Project Name     Install Date     Data Types
Tipping Bucket TE525     Hydrometeorology Testbed - West     2010-05-02          view
Temp/RH - HygroVUE 10     Hydrometeorology Testbed - West     2024-02-02          view
Soil Temperature 50cm     Hydrometeorology Testbed - West     2017-06-06          view
Soil Temperature 15cm     Hydrometeorology Testbed - West     2010-05-02          view
Soil Temperature 10cm     Hydrometeorology Testbed - West     2010-05-02          view
Soil Moisture 50cm     Hydrometeorology Testbed - West     2017-06-06          view
Soil Moisture 15cm     Hydrometeorology Testbed - West     2010-05-02          view
Soil Moisture 10cm     Hydrometeorology Testbed - West     2010-05-02          view
Datalogger CR1000     Hydrometeorology Testbed - West     2010-05-02          view

Instrument Name     Project Name     Install Date     Removal Date     Data Types
Temp/RH CS215     Hydrometeorology Testbed - West     2010-05-02     2024-02-02          view

  OutageID     SiteID     Failure Type     Start Date      End Date      Description     Resolution Description  
889 hld Hardware - Instrument 2023-12-20 19:02:00 2024-02-02 17:10:00 Low battery voltage (10.23 V) prior to outage AC line issue; power cord replaced and AC datalogger charger moved from the building side of power cord to the datalogger side of the power cord within the datalogger enclosure
837 hld Communication - Cellular 2022-12-19 17:00:00 2022-12-28 17:01:00 Unable to connect to cellular modem Connection restored
822 hld Communication - Cellular 2022-06-13 03:00:00 2022-06-15 17:00:00 Unable to connect to cellular modem Modem power reset
790 hld Communication - Cellular 2021-08-25 15:00:00 2021-11-16 22:00:00 Unable to connect to cellular modem Battery replaced
777 hld Communication - Cellular 2021-06-10 01:02:00 2021-07-12 22:00:00 Unable to connect to cellular modem Connection reestablished for unknown reason
756 hld Communication - Cellular 2020-12-29 18:02:00 2021-01-20 12:00:00 Unable to connect to cellular modem Connection reestablished for unknown reason
739 hld Hardware - Instrument 2020-08-12 07:48:00 2021-11-16 03:20:00 15-cm soil temperature sensor malfunction Sensor replaced
663 hld Power Failure 2019-10-28 17:00:00 2019-10-31 03:14:00 Can't connect to cellular modem Power returned
538 hld Communication - Cellular 2017-06-17 21:00:00 2017-06-22 01:00:00 Datalogger unreachable. Datalogger incompatibility with cellular modem. Upgraded datalogger OS.
464 hld Communication - Phone 2015-08-22 00:00:00 2015-08-08 15:00:00 Can't connect to datalogger via phone line. The modem picks up but can't establish a connection. Phone connection restored. Widespread outage in the area.
440 hld Communication - Cellular 2015-02-02 06:00:00 2015-03-04 01:00:00 Circuit breaker tripped Reset breaker.
219 hld Communication - Phone 2012-05-01 21:00:00 2012-05-08 00:00:00 Connection with datalogger modem dropping out shortly after connection handshake. No phone-line noise detected on manual call; possible modem failure. Connection improved. Possible noise on outgoing.
154 hld Communication - Phone 2011-10-20 20:00:00 2011-11-10 00:00:00 Modem does not output tone. Possibly cause is phone network performing upgrade. NIST phone engineers troubleshooting the problem. According to NIST telecom, the Long Distance carrier made some adjustments to the trunks. Issue should be resolved.
62 hld Communication - Phone 2011-03-20 10:00:00 2011-03-23 16:00:00 ATT reported crossed phone line. Technician dispatched for repair on 3/23 (Wed). Ref# PE2D0563 ATT technician successfully repaired crossed phone line.

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