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


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

USGS 11181040 SAN LORENZO C A SAN LORENZO CA

  Stream Site

DESCRIPTION:
Latitude 37°41'03",   Longitude 122°08'20"   NAD27
Alameda County, California, Hydrologic Unit 18050004
Drainage area: 44.6 square miles
Datum of gage: 8.45 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1987-10-21  2025-11-05  
 Daily Data
    Temperature, water, degrees Celsius  1989-10-17  2013-08-27  562 
    Discharge, cubic feet per second  1967-10-01  2025-11-02  17344 
    Suspended sediment concentration, milligrams per liter  1989-10-01  2024-04-30  4255 
    Suspended sediment discharge, short tons per day  1989-10-01  2024-04-30  4245 
 Daily Statistics 
    Temperature, water, degrees Celsius  1992-10-02  1993-08-18 123 
    Discharge, cubic feet per second  1967-10-01  2024-11-25 17014 
    Suspended sediment concentration, milligrams per liter  1989-10-01  2024-04-30 4255 
    Suspended sediment discharge, short tons per day  1989-10-01  2024-04-30 4245 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1992-10  1993-08  
    Discharge, cubic feet per second  1967-10  2024-11  
    Suspended sediment concentration, milligrams per liter  1989-10  2024-04  
    Suspended sediment discharge, short tons per day  1989-10  2024-04  
 Annual Statistics 
    Temperature, water, degrees Celsius  1993  1993  
    Discharge, cubic feet per second  1968  2025  
    Suspended sediment concentration, milligrams per liter  1990  2024  
    Suspended sediment discharge, short tons per day  1990  2024  
 Peak streamflow 1968-01-30  2024-02-18  48 
 Field measurements 1968-01-30  2025-09-04  431 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1989-10-23  2022-04-26  846 
 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