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Water-Year Summary for Site 02357500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00045 Precipitation(Sum)  
00062 Elevation, reservoir(Mean)  
72036 Reservoir storage(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2020
LOCATION - Lat 30°42'31.4", long 84°51'49.6" referenced to North American Datum of 1983, Gadsden County, FL, Hydrologic Unit 03130011, on right upstream lock wall of Jim Woodruff Dam on Chattahoochee River, 0.6 miles upstream from bridge on US 90, and 1.5 miles northwest of Chattahoochee.
DRAINAGE AREA - 17,100 mi².
PERIOD OF RECORD - August 2007 to current year. Elevation records collected at same site since February 1957 to July 2007 in files of the U.S. Army Corps of Engineers.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 0.00 feet above National Geodetic Vertical Datum (NGVD) of 1929 (levels by US Army Corps of Engineers).
COOPERATION - U.S. Army Corps of Engineers, Mobile district.
10/01/2014-01/14/2020: Elevation records are good.
Lake is formed by concrete gravity dam. Spillway (crest elevation, 79.0 feet) is equipped with sixteen vertical lift gates 40 feet wide by 30.5 feet high. Total capacity at elevation 77.0 feet is 367,320 acre-feet.
EXTREMES FOR PERIOD OF RECORD - Maximum contents, 406,600 acre-feet, April 21, 2014; maximum elevation recorded, 78.01 feet, April 21, 2014; minimum contents, 310,700 acre-feet, October 10, 2018; minimum elevation recorded, 75.39 feet, October 10, 2018.
PERIOD OF RECORD - August 2007 to current year.
INSTRUMENTATION - Tipping-bucket raingage.