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USGS 11087020 SAN GABRIEL R AB WHITTIER NARROWS DAM CA

  Stream Site

DESCRIPTION:
Latitude 34°02'03",   Longitude 118°02'14"   NAD27
Los Angeles County, California, Hydrologic Unit 18070106
Drainage area: 442 square miles
Datum of gage: 219.24 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1988-10-02  2025-10-29  
 Daily Data
    Discharge, cubic feet per second  1955-10-01  2025-10-28  23404 
 Daily Statistics 
    Discharge, cubic feet per second  1955-10-01  2025-06-02 23256 
 Monthly Statistics 
    Discharge, cubic feet per second  1955-10  2025-06  
 Annual Statistics 
    Discharge, cubic feet per second  1956  2025  
 Peak streamflow 1956-01-26  2024-02-05  63 
 Field measurements 1970-11-29  2025-04-03  168 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1974-04-26  1978-09-25  13 
 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