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  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
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Welcome to the NWIS-Web for the Arizona Water Science Center


The majority of USGS Gaging Stations are funded though a cooperative program between the USGS other interested agencies.
Follow this link for information on the Cooperative Water Program with the USGS.

Arizona Water Science Center Home Page
Colorado Basin River Forecast Center (CBRFC) - provided by the National Weather Service, AHPS. CBRFC on an interactive map.
Threatened and Endangered USGS Gaging Stations in Arizona
! This page is undergoing modernization and will be decommissioned in the future. Daily data are now available in WDFN.
Try it out and tell us what you think at wdfn@usgs.gov

USGS 09469000 SAN CARLOS RESERVOIR AT COOLIDGE DAM, AZ

PROVISIONAL DATA SUBJECT TO REVISION

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This station is operated through the cooperation of
the Gila Water Commissioner, and the
US Geological Survey
This station is managed by the
USGS, Arizona Water Science Center, Glendale Field Office.

HIGH DATA RATE (Site data are transmitted & updated hourly)

This station managed by the Tempe Field Office; USGS AZ-WSC.

Available Parameters Period of Record
  
1982-10-01  2025-10-30
1929-03-01  1936-09-30
2011-08-11  2015-02-17
1986-10-01  2025-10-30






 (365)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Reservoir storage, acre-feet

Graph of DAILY Reservoir storage, acre-feet

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Reservoir storage, acre-feet, [Instant value at 8:00am daily]
 
-- Data unavailable for the time period specified --

Gage height, feet, [Lake Elev. at Midnight]
 
-- Data unavailable for the time period specified --

Gage height, feet, [Lake Elevation at Midnight]

Graph of DAILY Gage height, feet, [Lake Elevation at Midnight]

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