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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
Biological Water-quality 1985-08-13 1985-08-13
Information Water-quality 1985-08-13 2017-09-06
Inorganics, Major, Non-metals Water-quality 1985-08-13 1985-08-13
Physical Daily Values, Unit Values, Water-quality 1938-10-01 2024-11-08
n/a Peak Measurements 1939-03-15 2023-01-16
n/a Site Visits 1987-09-09 2024-10-10
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 11390500 is associated with a Stream in Colusa County, California. Current conditions of Discharge, Gage height, and Temperature are available. Water data back to 1938 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11390500 n/a
Site name
SACRAMENTO R BL WILKINS SLOUGH NR GRIMES CA n/a
Site type
Stream
ST
DMS latitude 390036 n/a
DMS longitude 1214925 n/a
Decimal latitude 39.00989476 n/a
Decimal longitude -121.82469 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
Colusa County 011
Country US n/a
Land net location description NWNES02 T13N R01E n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface -3.00 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 2.5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
18020104
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
12915 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 California Department of Water Resources
California Department of Water Resources
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US Bureau of Reclamation (USBR)