Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

USGS 11273400 SAN JOAQUIN R AB MERCED R NR NEWMAN CA

  Stream Site

DESCRIPTION:
Latitude 37°20'50.2",   Longitude 120°58'30.5"   NAD27
Stanislaus County, California, Hydrologic Unit 18040001
Drainage area: 7,949 square miles
Datum of gage: 60 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2009-01-21  2020-09-21  
 Daily Data
    Temperature, water, degrees Celsius  2009-08-28  2020-09-21  13069 
    Discharge, cubic feet per second  2009-08-28  2020-09-20  3673 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2009-08-29  2020-09-21  12518 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2009-10-06  2020-09-21  10460 
    pH, water, unfiltered, field, standard units  2012-04-20  2020-09-21  9037 
    Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)  2016-10-04  2020-09-20  3807 
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll  2012-04-21  2020-08-27  5375 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012-04-21  2019-01-06  6094 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2019-02-12  2020-09-21  1617 
 Daily Statistics 
    Temperature, water, degrees Celsius  2010-10-01  2020-04-22 2729 
    Discharge, cubic feet per second  2009-08-28  2020-03-10 3479 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2010-10-01  2020-04-22 2593 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2010-10-01  2020-04-22 2661 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2010-10  2020-04  
    Discharge, cubic feet per second  2009-08  2020-03  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2010-10  2020-04  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2010-10  2020-04  
 Annual Statistics 
    Temperature, water, degrees Celsius  2011  2020  
    Discharge, cubic feet per second  2009  2020  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2011  2020  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2011  2020  
 Peak streamflow 2010-03-06  2019-06-03  10 
 Field measurements 2009-09-03  2020-07-29  132 
 Field/Lab water-quality samples 2014-08-12  2016-10-03  5 
 Water-Year Summary 2010  2019  10 
 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