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USGS 11141280 LOPEZ C NR ARROYO GRANDE CA

  Stream Site

DESCRIPTION:
Latitude 35°14'08",   Longitude 120°28'17"   NAD27
San Luis Obispo County, California, Hydrologic Unit 18060006
Drainage area: 20.9 square miles
Datum of gage: 562.80 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1988-10-01  2025-10-29  
 Daily Data
    Temperature, water, degrees Celsius  1967-10-03  1972-09-06  526 
    Discharge, cubic feet per second  1967-07-21  2025-10-27  21250 
    Suspended sediment concentration, milligrams per liter  1967-10-01  1972-09-29  1826 
    Suspended sediment discharge, short tons per day  1967-10-01  1972-09-29  1826 
 Daily Statistics 
    Discharge, cubic feet per second  1967-07-21  2025-01-20 21004 
    Suspended sediment concentration, milligrams per liter  1967-10-01  1972-09-29 1826 
    Suspended sediment discharge, short tons per day  1967-10-01  1972-09-29 1826 
 Monthly Statistics 
    Discharge, cubic feet per second  1967-07  2025-01  
    Suspended sediment concentration, milligrams per liter  1967-10  1972-09  
    Suspended sediment discharge, short tons per day  1967-10  1972-09  
 Annual Statistics 
    Discharge, cubic feet per second  1967  2025  
    Suspended sediment concentration, milligrams per liter  1968  1972  
    Suspended sediment discharge, short tons per day  1968  1972  
 Peak streamflow 1967-07-30  2024-02-19  58 
 Field measurements 1967-07-05  2025-10-15  689 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1967-11-18  2017-05-10  66 
 Water-Year Summary 2005  2024  20 
 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