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DESCRIPTION:

Latitude 37°37'36",   Longitude 121°52'55"   NAD27

Alameda County, California, Hydrologic Unit 18050004

Drainage area: 403 square miles

Datum of gage: 260.11 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2003-11-06	2024-12-03
Daily Data
Temperature, water, degrees Celsius	1959-10-07	2023-07-04	21869
Discharge, cubic feet per second	1912-04-01	2024-12-02	25080
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2003-11-26	2023-07-04	20524
pH, water, unfiltered, field, standard units	2003-11-26	2023-07-04	20645
Suspended sediment concentration, milligrams per liter	2006-10-01	2023-04-30	3612
Suspended sediment discharge, short tons per day	2006-10-01	2023-04-30	3613
Daily Statistics
Temperature, water, degrees Celsius	2003-11-26	2023-07-04	4850
Discharge, cubic feet per second	1912-04-01	2024-06-26	24921
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2003-11-26	2023-07-04	4761
Suspended sediment concentration, milligrams per liter	2006-10-01	2023-04-30	3612
Suspended sediment discharge, short tons per day	2006-10-01	2023-04-30	3613
Monthly Statistics
Temperature, water, degrees Celsius	2003-11	2023-07
Discharge, cubic feet per second	1912-04	2024-06
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2003-11	2023-07
Suspended sediment concentration, milligrams per liter	2006-10	2023-04
Suspended sediment discharge, short tons per day	2006-10	2023-04
Annual Statistics
Temperature, water, degrees Celsius	2004	2023
Discharge, cubic feet per second	1912	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2004	2023
Suspended sediment concentration, milligrams per liter	2007	2023
Suspended sediment discharge, short tons per day	2007	2023
Peak streamflow	2004-01-01	2022-12-31	20
Field measurements	2003-09-05	2024-11-05	302
Field/Lab water-quality samples	1960-11-15	2022-04-27	1516
Water-Year Summary	2005	2023	19
Revisions	Loading...

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