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USGS 10263500 BIG ROCK C NR VALYERMO CA

  Stream Site

DESCRIPTION:
Latitude 34°25'15",   Longitude 117°50'19"   NAD27
Los Angeles County, California, Hydrologic Unit 18090206
Drainage area: 22.9 square miles
Datum of gage: 4,050.00 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2016-09-24  
 Daily Data
    Temperature, water, degrees Celsius  1962-01-18  1979-03-09  11661 
    Discharge, cubic feet per second  1923-02-01  2016-09-23  34204 
 Daily Statistics 
    Temperature, water, degrees Celsius  1967-07-27  1979-03-09 2767 
    Discharge, cubic feet per second  1923-02-01  2015-10-07 33852 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1967-07  1979-03  
    Discharge, cubic feet per second  1923-02  2015-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  1967  1979  
    Discharge, cubic feet per second  1923  2016  
 Peak streamflow 1923-04-10  2015-06-12  92 
 Field measurements 1969-01-25  2016-08-12  318 
 Water-Year Summary 2005  2015  11 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 1988-10-02  2007-09-30  553860 
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