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USGS 11176200 ARROYO MOCHO NR PLEASANTON CA

  Stream Site

DESCRIPTION:
Latitude 37°41'26",   Longitude 121°52'20"   NAD27
Alameda County, California, Hydrologic Unit 18050004
Drainage area: 142 square miles
Datum of gage: 319.51 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Daily Data
    Discharge, cubic feet per second  1962-09-01  1985-12-31  8523 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980-10-16  1983-10-11  2762 
 Daily Statistics 
    Discharge, cubic feet per second  1962-09-01  1985-12-31 8523 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980-10-16  1983-10-11 919 
 Monthly Statistics 
    Discharge, cubic feet per second  1962-09  1985-12  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980-10  1983-10  
 Annual Statistics 
    Discharge, cubic feet per second  1962  1986  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1981  1984  
 Peak streamflow 1963-02-01  1985-02-08  23 
 Field measurements 2000-01-25  2000-03-08  2 
 Field/Lab water-quality samples 1970-11-28  1983-06-13  27 
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