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Water-Year Summary for Site 02393500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00045 Precipitation(Sum)  
00062 Elevation, reservoir(Max.,Min.,Mean)  
72036 Reservoir storage(Max.,Min.,Mean)  

Water year 2017: 2017-10-01 to 2018-09-30
 

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USGS Water-Year Summary 2017
02393500 ALLATOONA LAKE NEAR CARTERSVILLE, GA
LOCATION - Lat 34°09'46", long 84°43'40" referenced to North American Datum of 1927, Bartow County, GA, Hydrologic Unit 03150104, at fore bay of dam on Etowah River, 2.8 miles upstream from Nashville, Chattanooga, & St. Louis Railway bridge, 4.0 miles east of Cartersville, GA, and 6.0 miles upstream from Pumpkinvine Creek.
DRAINAGE AREA - 1,122 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 2007 to current year. Elevation records collected at same site since February 1950 to June 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).
REMARKS -
For period: 10/01/2013-09/30/2014: Records good.
For period: 10/01/2014-09/30/2015: Records good.
For period: 10/01/2015-09/30/2016: Records good.
For period: 10/01/2016-11/15/2016: Records good.

Lake is formed by concrete gravity dam. Spillway (crest elevation, 835.0 feet) is equipped with nine tainter gates 40 feet wide by 25 feet high. There are four sluices 5.67 feet by 10 feet high and one sluice 4.0 feet in diameter. Storage began December 27, 1949; water in lake first reached minimum pool elevation February 5, 1950. Total capacity at elevation 860.0 feet, top of gates, is 670,000 acre-feet, of which 587,100 acre-feet is controlled storage above 800 feet, minimum pool. Lake is used for flood control and power.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum contents, 693,800 acre-feet, April 10, 1964; maximum elevation, 861.19 feet, April 10, 1964; minimum contents, 119,600 acre-feet, December 4 1954; minimum elevation, 809.34 feet, December 4 1954.
EXTREMES FOR PERIOD OF RECORD - Maximum contents, 552,000 acre-feet, September 23, 2009; maximum elevation recorded, 853.25 feet, September 23, 2009; minimum contents, 174,000 acre-feet, December 14, 15, 2007; minimum elevation recorded, 818.89 feet, December 14, 15, 2007.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - July 2007 to current year.
INSTRUMENTATION - Tipping-bucket raingage.