USGS 11181008 CASTRO VALLEY C A HAYWARD CA

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Available data for this site

DESCRIPTION:: Latitude 37°40'48", Longitude 122°04'46" NAD27; Alameda County, California, Hydrologic Unit 18050004; Drainage area: 5.51 square miles; Datum of gage: 105.15 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	1987-10-01	2025-06-26
Daily Data
Discharge, cubic feet per second	1971-10-01	2025-06-25	19168
Daily Statistics
Discharge, cubic feet per second	1971-10-01	2024-10-27	18927
Monthly Statistics
Discharge, cubic feet per second	1971-10	2024-10
Annual Statistics
Discharge, cubic feet per second	1972	2025
Peak streamflow	1971-12-22	2024-02-18	53
Field measurements	1971-12-02	2025-06-11	339
Field/Lab water-quality samples	1971-10-14	2017-05-14	354
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

U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL: https://nwis.waterdata.usgs.gov/nwis/inventory?

Page Contact Information: California Water Data Support Team
Page Last Modified: 2025-06-26 14:08:19 EDT
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