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USGS 11303500 SAN JOAQUIN R NR VERNALIS CA

  Stream Site

DESCRIPTION:
Latitude 37°40'34",   Longitude 121°15'55"   NAD27
San Joaquin County, California, Hydrologic Unit 18040003
Drainage area: 13,539 square miles
Datum of gage: 25 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1986-11-30  2019-05-23  
 Daily Data
    Temperature, water, degrees Celsius  1961-10-27  2019-05-22  40917 
    Discharge, cubic feet per second  1923-10-01  2019-05-22  33106 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1985-10-10  2005-09-06  12896 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2016-08-19  2016-11-05  186 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- TS032: FTS DTS-12  2014-09-30  2016-08-18  1356 
    Suspended sediment concentration, milligrams per liter  1956-11-01  2018-09-30  22078 
    Suspended sediment discharge, short tons per day  1956-11-01  2018-09-30  22611 
 Daily Statistics 
    Temperature, water, degrees Celsius  1972-12-04  2018-11-07 5447 
    Discharge, cubic feet per second  1923-10-01  2018-12-05 32938 
    Suspended sediment concentration, milligrams per liter  1956-11-01  2018-09-30 22078 
    Suspended sediment discharge, short tons per day  1956-11-01  2018-09-30 22611 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1972-12  2018-11  
    Discharge, cubic feet per second  1923-10  2018-12  
    Suspended sediment concentration, milligrams per liter  1956-11  2018-09  
    Suspended sediment discharge, short tons per day  1956-11  2018-09  
 Annual Statistics 
    Temperature, water, degrees Celsius  1973  2019  
    Discharge, cubic feet per second  1924  2019  
    Suspended sediment concentration, milligrams per liter  1957  2018  
    Suspended sediment discharge, short tons per day  1957  2018  
 Peak streamflow 1923-10-15  2017-02-23  89 
 Field measurements 1988-09-19  2019-05-09  423 
 Field/Lab water-quality samples 1950-12-02  2019-05-09  7806 
 Water-Year Summary 2005  2018  14 
 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