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DESCRIPTION:

Latitude 38°39'12",   Longitude 122°55'34"   NAD27

Sonoma County, California, Hydrologic Unit 18010110

Drainage area: 175 square miles

Datum of gage: 112.03 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2011-11-10	2025-12-28
Daily Data
Temperature, water, degrees Celsius	2012-05-22	2025-10-31	6571
Discharge, cubic feet per second	2011-11-10	2025-12-27	4810
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2012-05-22	2025-10-31	6539
Dissolved oxygen, water, unfiltered, milligrams per liter	2012-05-22	2025-10-31	6679
pH, water, unfiltered, field, standard units	2012-05-22	2025-10-31	6649
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2012-05-22	2021-09-28	2790
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2018-06-01	2025-10-31	3677
Daily Statistics
Temperature, water, degrees Celsius	2016-10-01	2024-10-31	1254
Discharge, cubic feet per second	2011-11-10	2025-05-28	4597
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2016-10-01	2024-10-31	1243
Dissolved oxygen, water, unfiltered, milligrams per liter	2016-10-01	2024-10-31	1276
Monthly Statistics
Temperature, water, degrees Celsius	2016-10	2024-10
Discharge, cubic feet per second	2011-11	2025-05
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2016-10	2024-10
Dissolved oxygen, water, unfiltered, milligrams per liter	2016-10	2024-10
Annual Statistics
Temperature, water, degrees Celsius	2017	2025
Discharge, cubic feet per second	2012	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2017	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2017	2025
Peak streamflow	2019-02-27	2024-02-04	6
Field measurements	2011-11-10	2025-12-16	159
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2014-06-10	2017-09-05	4
Water-Year Summary	2012	2024	13
Revisions	Loading...

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