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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 2010-09-15 2024-01-23
Inorganics, Major, Non-metals Water-quality 2018-05-16 2018-05-16
Nutrient Water-quality 2018-05-16 2018-05-16
Physical Daily Values, Unit Values, Water-quality 1995-08-01 2024-11-08
Sediment Unit Values, Water-quality 2010-03-16 2023-08-03
n/a Site Visits 1997-07-16 2024-09-19
n/a USGS Annual Water Data Reports Site 2014-01-01 2021-01-01
Water Data for the Nation inventory

Monitoring location 11304810 is associated with a Stream in San Joaquin County, California. Current conditions of Discharge, Gage height, Mean water velocity for discharge computation, and more are available. Water data back to 1995 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11304810 n/a
Site name
SAN JOAQUIN R BL GARWOOD BRIDGE A STOCKTON CA n/a
Site type
Stream
ST
DMS latitude 375608 n/a
DMS longitude 1211945 n/a
Decimal latitude 37.93547987 n/a
Decimal longitude -121.3302245 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
San Joaquin County 077
Country US n/a
Land net location description n/a
Name of location map STOCKTON WEST n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 0 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy 0.1 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
18040003
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
n/a
Contributing drainage area n/a
Time Zone abbreviation PST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
n/a
Data-other GW files YNNNNNNN 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 470641900 n/a