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Water-Year Summary for Site 03589500

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Available Parameters
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
03589500 TENNESSEE RIVER AT FLORENCE, AL
LOCATION - Lat 34°47'13", long 87°40'12" referenced to North American Datum of 1927, Lauderdale County, AL, Hydrologic Unit 06030005, on right bank at lower end of Patton Island, 137 ft upstream from Southern Railway bridge, 700 ft upstream from O'Neal Bridge on U.S. Highway 72, 1.1 mi south of Florence Post Office, 1.7 mi upstream from Cypress Creek, 2.7 mi downstream from Wilson Dam, and at mile 256.7.
DRAINAGE AREA - 30,810 mi². approximately.
REVISIONS HISTORY - WSP 473: 1897(M). WSP 1306: 1914(M), 1936 (monthly runoff). WSP 1436: 1897, 1899, 1916.
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 1871 to September 1894 (gage heights only), October 1894 to September 1997. October 1997 to September 1999(gage height only). October 1999 to September 2005. October 2005 to current year (gage heights only).
GAGE - Water-stage recorder. Datum of gage is 401.12 ft above NGVD of 1929. Prior to Apr. 1, 1926, several National Weather Service staff gages at or near Southern Railway bridge 137 ft downstream at same datum. Apr. 1, 1926, to Mar. 11, 1958, water-stage recorder on left bank at lower end of old lock and dam, 1,400 ft upstream at same datum. Since Oct. 1, 1938, auxiliary water-stage recorder 15.2 mi downstream.
REMARKS - For 2015 water year, records good.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 32.50 ft, Mar. 19, 1897; maximum gage height (since October 1997), 22.43 ft, May 7, 2009; minimum gage height (since October 1997), 7.26 ft, Dec. 10,12, 2006; Feb. 7,16, 2007; Mar. 08, 2007.