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DESCRIPTION:

Latitude 38°37'59",   Longitude 122°51'16"   NAD27

Sonoma County, California, Hydrologic Unit 18010110

Drainage area: 791 square miles

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-10-01	2024-10-31
Daily Data
Temperature, water, degrees Celsius	2002-06-29	2024-10-30	21132
Discharge, cubic feet per second	1987-10-01	2024-10-30	8458
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2002-06-29	2024-10-30	19373
Dissolved oxygen, water, unfiltered, milligrams per liter	2002-06-29	2024-10-30	20416
pH, water, unfiltered, field, standard units	2002-06-29	2024-10-31	20289
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (TS085: YSI Model 6026)	2002-06-29	2008-08-14	5196
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2008-08-28	2017-10-12	8916
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2018-01-05	2024-10-31	7179
Daily Statistics
Temperature, water, degrees Celsius	2016-10-01	2024-03-18	2716
Discharge, cubic feet per second	1987-10-01	2024-08-06	8376
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2016-10-02	2024-03-17	2619
Dissolved oxygen, water, unfiltered, milligrams per liter	2016-10-01	2024-03-17	2670
Monthly Statistics
Temperature, water, degrees Celsius	2016-10	2024-03
Discharge, cubic feet per second	1987-10	2024-08
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2016-10	2024-03
Dissolved oxygen, water, unfiltered, milligrams per liter	2016-10	2024-03
Annual Statistics
Temperature, water, degrees Celsius	2017	2024
Discharge, cubic feet per second	1988	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2017	2024
Dissolved oxygen, water, unfiltered, milligrams per liter	2017	2024
Field measurements	1985-01-01	2024-09-27	402
Field/Lab water-quality samples	2007-06-05	2017-11-06	15
Water-Year Summary	2005	2023	19
Revisions	Loading...

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