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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 1989-10-23 2022-04-26
Physical Daily Values, Unit Values, Water-quality 1967-10-01 2024-11-13
Sediment Daily Values, Water-quality 1989-10-01 2023-04-30
n/a Peak Measurements 1968-01-30 2022-12-31
n/a Site Visits 1968-01-30 2024-10-28
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 11181040 is associated with a Stream in Alameda County, California. Current conditions of Discharge, Gage height, and Stream water level elevation above NAVD 1988 are available. Water data back to 1967 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11181040 n/a
Site name
SAN LORENZO C A SAN LORENZO CA n/a
Site type
Stream
ST
DMS latitude 374103 n/a
DMS longitude 1220820 n/a
Decimal latitude 37.6840977 n/a
Decimal longitude -122.1399649 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
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 SAN LEANDRO, CA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 8.45 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .16 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
18050004
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
44.6 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 n/a

Operated in cooperation with:

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