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DESCRIPTION:

Latitude 38°09'31",   Longitude 121°18'09"   NAD27

San Joaquin County, California, Hydrologic Unit 18040012

Drainage area: 661 square miles

Datum of gage: 14.90 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Daily Data
Temperature, water, degrees Celsius	1960-11-10	1986-09-29	18130
Discharge, cubic feet per second	1924-06-01	2024-09-30	35683
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1974-10-01	1977-09-29	1062
Daily Statistics
Discharge, cubic feet per second	1924-06-01	2024-09-30	35683
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1974-10-01	1977-09-29	1062
Monthly Statistics
Discharge, cubic feet per second	1924-06	2024-09
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1974-10	1977-09
Annual Statistics
Discharge, cubic feet per second	1924	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1975	1977
Peak streamflow	1926-05-01	2024-05-20	99
Field measurements	1982-05-17	2025-09-08	195
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1960-10-06	1994-09-15	469
Water-Year Summary	2005	2024	20
Revisions	Loading...

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