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 11181000 SAN LORENZO C A HAYWARD CA

  Stream Site

DESCRIPTION:
Latitude 37°41'08",   Longitude 122°03'48"   NAD27
Alameda County, California, Hydrologic Unit 18050004
Drainage area: 37.5 square miles
Datum of gage: 135.85 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Daily Data
    Discharge, cubic feet per second  1940-04-01  2025-10-27  23795 
 Daily Statistics 
    Discharge, cubic feet per second  1940-04-01  2025-04-28 23613 
 Monthly Statistics 
    Discharge, cubic feet per second  1940-04  2025-04  
 Annual Statistics 
    Discharge, cubic feet per second  1940  2025  
 Peak streamflow 1940-02-27  2024-02-18  66 
 Field measurements 1940-01-04  2025-09-03  751 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1971-12-22  2017-05-14  20 
 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