USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

DESCRIPTION:

Latitude 38°29'39",   Longitude 122°51'08"   NAD27

Sonoma County, California, Hydrologic Unit 18010110

Drainage area: 251 square miles

Datum of gage: 50 feet above   NAVD88.

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	2017-11-27	2018-04-30	445
Temperature, water, degrees Celsius	2005-10-07	2008-05-30	140
Discharge, cubic feet per second	2005-10-01	2024-10-30	6485
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2017-12-19	2018-04-30	379
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2018-01-09	2018-04-30	269
Suspended sediment concentration, milligrams per liter	2005-10-01	2008-04-30	637
Suspended sediment discharge, short tons per day	2005-10-01	2008-04-30	637
Daily Statistics
Temperature, water, degrees Celsius	2017-11-28	2018-04-27	147
Discharge, cubic feet per second	2005-10-01	2023-10-02	6098
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2017-12-19	2018-04-27	126
Suspended sediment concentration, milligrams per liter	2005-10-01	2008-04-30	637
Suspended sediment discharge, short tons per day	2005-10-01	2008-04-30	637
Monthly Statistics
Temperature, water, degrees Celsius	2017-11	2018-04
Discharge, cubic feet per second	2005-10	2023-10
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2017-12	2018-04
Suspended sediment concentration, milligrams per liter	2005-10	2008-04
Suspended sediment discharge, short tons per day	2005-10	2008-04
Annual Statistics
Temperature, water, degrees Celsius	2018	2018
Discharge, cubic feet per second	2006	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2018	2018
Suspended sediment concentration, milligrams per liter	2006	2008
Suspended sediment discharge, short tons per day	2006	2008
Peak streamflow	2005-12-31	2023-03-10	15
Field measurements	2005-10-07	2024-10-21	193
Field/Lab water-quality samples	1973-07-13	2017-05-11	240
Water-Year Summary	2006	2023	17
Revisions	Loading...

OPERATION:

Record for this site is maintained by the USGS California Water Science Center

Email questions about this site to California Water Science Center Water-Data Inquiries