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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  2018-07-18  
 Daily Data
    Temperature, water, degrees Celsius  1961-10-28  2018-07-17  35145 
    Discharge, cubic feet per second  1923-10-01  2018-07-16  32796 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1985-10-12  2005-09-06  12891 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2016-08-20  2016-10-27  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  2017-09-30  21713 
    Suspended sediment discharge, short tons per day  1956-11-01  2017-09-30  22246 
 Daily Statistics 
    Temperature, water, degrees Celsius  2017-03-14  2018-04-09 392 
    Discharge, cubic feet per second  1923-10-01  2018-04-09 32698 
    Suspended sediment concentration, milligrams per liter  1956-11-01  2017-09-30 21713 
    Suspended sediment discharge, short tons per day  1956-11-01  2017-09-30 22246 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2017-03  2018-04  
    Discharge, cubic feet per second  1923-10  2018-04  
    Suspended sediment concentration, milligrams per liter  1956-11  2017-09  
    Suspended sediment discharge, short tons per day  1956-11  2017-09  
 Annual Statistics 
    Temperature, water, degrees Celsius  2017  2018  
    Discharge, cubic feet per second  1924  2018  
    Suspended sediment concentration, milligrams per liter  1957  2017  
    Suspended sediment discharge, short tons per day  1957  2017  
 Peak streamflow 1923-10-15  2017-02-23  89 
 Field measurements 1988-09-19  2018-06-14  417 
 Field/Lab water-quality samples 1950-12-02  2018-06-26  7194 
 Water-Year Summary 2005  2017  13 
 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