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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1980-10-14 2003-05-03
Physical Daily Values, Unit Values, Water-quality 1980-10-01 2024-11-21
Sediment Daily Values, Water-quality 1980-10-01 2003-05-31
n/a Peak Measurements 1981-01-27 2024-02-18
n/a Site Visits 1984-09-20 2024-10-28
n/a USGS Annual Water Data Reports Site 2005-01-01 2024-01-01
Water Data for the Nation inventory

Monitoring location 11180825 is associated with a Stream in Alameda County, California. Current conditions of Discharge and Gage height are available. Water data back to 1980 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11180825 n/a
Site name
SAN LORENZO C AB DON CASTRO RES NR CASTRO V CA n/a
Site type
Stream
ST
DMS latitude 374143 n/a
DMS longitude 1220238 n/a
Decimal latitude 37.69520825 n/a
Decimal longitude -122.044962 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
California 06
State
California 06
County
Alameda County 001
Country US n/a
Land net location description n/a
Name of location map HAYWARD n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 260 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 10 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
18050004
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
18.0 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation PST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 470600102 n/a

Operated in cooperation with:

logo for Alameda County Flood Control & Water Conservation District
Alameda County Flood Control & Water Conservation District