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DESCRIPTION:

Latitude 38°36'48",   Longitude 122°50'07"   NAD27

Sonoma County, California, Hydrologic Unit 18010110

Drainage area: 793 square miles

Datum of gage: 79.98 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1987-10-02	2025-09-03
Daily Data
Temperature, water, degrees Celsius	1965-10-07	2002-09-30	24783
Discharge, cubic feet per second	1939-10-01	2025-09-02	31384
Daily Statistics
Discharge, cubic feet per second	1939-10-01	2025-07-07	31327
Monthly Statistics
Discharge, cubic feet per second	1939-10	2025-07
Annual Statistics
Discharge, cubic feet per second	1940	2025
Peak streamflow	1937-12	2024-02-05	86
Field measurements	1939-11-22	2025-08-11	1318
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1951-04-08	1980-09-11	168
Water-Year Summary	2005	2024	20
Revisions	Loading...

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