Alta, CA

      Site ID:     ata
      Latitude:     39.198300 N
      Longitude:     -120.815500 W
      Elevation:     1048 meters
      Active:     Y
      Site Table:     Site Table
      Data:     Realtime Display

Instrument Name     Project Name     Install Date     Data Types
Datalogger CR800     Hydrometeorology Testbed - West     2024-03-21          view
Soil Moisture 10cm     Hydrometeorology Testbed - West     2005-12-17          view
Soil Moisture 15cm     Hydrometeorology Testbed - West     2005-12-17          view
Soil Temperature 10cm     Hydrometeorology Testbed - West     2005-12-17          view
Soil Temperature 15cm     Hydrometeorology Testbed - West     2005-12-17          view
Temp/RH - HygroVUE 10     Hydrometeorology Testbed - West     2024-03-21          view
Tipping Bucket Heated 385     Hydrometeorology Testbed - West     2005-12-17          view

Instrument Name     Project Name     Install Date     Removal Date     Data Types
Temp/RH HMP45C     Hydrometeorology Testbed - West     2005-12-17     2024-03-21          view
Datalogger CR10X     California Department of Water Resource     2005-12-17     2024-03-21          view

  OutageID     SiteID     Failure Type     Start Date      End Date      Description     Resolution Description  
910 ata Communication - Cellular 2024-03-26 09:30:00 Unable to connect to cellular modem
906 ata Communication - Cellular 2024-03-10 10:58:00 2024-03-15 04:13:00 Unable to connect to cellular modem Connection restored
898 ata Communication - Cellular 2024-02-05 11:00:00 2024-02-13 23:57:00 Unable to connect to cellular modem Cellular modem power cycled
886 ata Communication - Cellular 2023-11-02 05:00:00 2023-11-19 23:00:00 Unable to connect to cellular modem Connection re-established
853 ata Communication - Cellular 2023-03-09 04:58:00 2023-03-31 23:00:00 Unable to connect to datalogger modem Possible AC power or cellular service outage
816 ata Communication - Cellular 2022-05-14 14:00:00 2022-06-08 12:00:00 Unable to connect to cellular modem AC power restored
791 ata Communication - Cellular 2021-10-27 14:00:00 2021-11-16 11:24:00 Unable to connect to cellular modem Cellular modem reset during site visit
767 ata Communication - Cellular 2021-03-13 20:00:00 2021-04-03 14:00:00 Unable to connect to cellular modem Connection reestablished for unknown reason
742 ata Communication - Cellular 2020-10-16 02:00:00 2020-11-05 11:00:00 Unable to connect to cellular modem
711 ata Communication - Cellular 2020-04-05 05:00:00 2020-04-20 15:00:00 Can't connect to cellular modem; suspected serial-server crash requiring on-site firmware upgrade Issue resolved for unknown reason
643 ata Power Failure 2019-07-31 18:00:00 2019-08-01 15:40:00 After datalogger connection was restored on 2019-7-31 1540 UTC, the datalogger battery voltage dropped from 13.122 to 9.8769, before datalogger connectivity was lost. Power returned, and datalogger battery voltage has recovered above 13.
641 ata Power Failure 2019-07-21 19:44:00 2019-07-31 15:40:00 Power outage during planned maintenance by site provider. Power restored.
290 ata Communication - Phone 2013-01-07 21:00:00 2013-01-08 21:00:00 Modem answering but not establishing connection. Most likely noise on the phone line preventing connection. Will contact phone co. if issue persists. Connection restored.
181 ata Hardware - Instrument 2012-01-22 00:00:00 2012-02-03 18:00:00 Tipping Bucket clogged. No precip reporting as of Jan 22, 2012 0z. Tipping bucket was tilted on its side. Secured back to vertical position.
152 ata Communication - Phone 2011-10-20 19:00:00 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.
112 ata Communication - Phone 2011-06-27 00:00:00 2011-07-14 00:00:00 Bad Modem replace Modem.
99 ata Hardware - Instrument 2011-03-16 14:00:00 2011-03-22 20:00:00 Tipping bucket rain gauge is malfunctioning. No precipitation reported, with widespread precipitation observed in the area. Tipping bucket replaced with C5205.
49 ata Hardware - Instrument 2011-03-02 00:00:00 2011-03-03 00:00:00 Tipping bucket rain gauge is malfunctioning. No precipitation reported, with widespread precipitation observed in the area. Tipping bucket rain gauge fixed.