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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	2025-07-01
Daily Data
Temperature, water, degrees Celsius	2012-05-22	2025-07-01	6209
Discharge, cubic feet per second	2011-11-10	2025-06-30	4630
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2012-05-22	2025-06-30	6175
Dissolved oxygen, water, unfiltered, milligrams per liter	2012-05-22	2025-07-01	6314
pH, water, unfiltered, field, standard units	2012-05-22	2025-07-01	6282
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	2025-06-30	3310
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	2025-05-29	154
Field/Lab water-quality samples	2014-06-10	2017-09-05	4
Water-Year Summary	2012	2024	13
Revisions	Loading...

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