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°52'46",   Longitude 123°03'09"   NAD27

Mendocino County, California, Hydrologic Unit 18010110

Drainage area: 503 square miles

Datum of gage: 374.64 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1989-10-01	2024-11-01
Daily Data
Temperature, water, degrees Celsius	1964-11-17	2024-11-01	9833
Discharge, cubic feet per second	1951-08-01	2024-11-28	26784
Dissolved oxygen, water, unfiltered, milligrams per liter	2009-07-21	2024-11-01	7065
Suspended sediment concentration, milligrams per liter	1964-04-01	1968-09-29	1117
Suspended sediment discharge, short tons per day	1964-04-01	1968-09-29	1550
Daily Statistics
Temperature, water, degrees Celsius	2016-10-01	2023-10-31	1096
Discharge, cubic feet per second	1951-08-01	2024-04-16	26558
Dissolved oxygen, water, unfiltered, milligrams per liter	2016-10-01	2023-10-31	1086
Suspended sediment concentration, milligrams per liter	1964-04-01	1968-09-29	1117
Suspended sediment discharge, short tons per day	1964-04-01	1968-09-29	1550
Monthly Statistics
Temperature, water, degrees Celsius	2016-10	2023-10
Discharge, cubic feet per second	1951-08	2024-04
Dissolved oxygen, water, unfiltered, milligrams per liter	2016-10	2023-10
Suspended sediment concentration, milligrams per liter	1964-04	1968-09
Suspended sediment discharge, short tons per day	1964-04	1968-09
Annual Statistics
Temperature, water, degrees Celsius	2017	2024
Discharge, cubic feet per second	1951	2024
Dissolved oxygen, water, unfiltered, milligrams per liter	2017	2024
Suspended sediment concentration, milligrams per liter	1964	1968
Suspended sediment discharge, short tons per day	1964	1968
Peak streamflow	1951-12-28	2023-01-04	72
Field measurements	1951-08-19	2024-11-22	784
Field/Lab water-quality samples	1965-11-15	2017-07-06	99
Water-Year Summary	2005	2023	19
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