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Water-Year Summary for Site USGS 03575500

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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)  
00065 Gage height(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 34°34'18", long 86°33'29" referenced to North American Datum of 1927, Madison County, AL, Hydrologic Unit 06030002, at Whitesburg, on right bank 2,500 ft upstream from Aldridge Creek, 3,000 ft upstream from Clement C. Clay Bridge on U.S. Highway 231, 11.0 mi south of Huntsville, 15.1 mi downstream from Guntersville Dam, and at mile 333.9.
DRAINAGE AREA - 25,610 mi².
PERIOD OF RECORD - October 1924 to September 1997, October 1997 to September 1999(gage height only), October 1999 to September 2005, October 2005 to current year (gage heights only). Monthly discharge only for some periods, published in WSP 1306. Prior to October 1936, published as "at Decatur." Gage-height records collected in this vicinity since 1875 (fragmentary prior to April 1909) are contained in files of U.S. Army Corps of Engineers and in reports of National Weather Service.
GAGE - Water-stage recorder. Datum of gage is 549.00 ft above NGVD of 1929. Oct 1, 1924, to Dec. 2, 1926, nonrecording gage, and Dec. 3, 1926, to Sept. 30, 1936, water-stage recorder, at site 28.3 mi downstream at datum 14.70 ft lower. Oct. 1, 1936, to Sept. 30, 1960, water-stage recorder 830 ft downstream at same datum. Since Mar. 4, 1937, auxiliary gage is located 28.3 mi downstream.
REMARKS - For Water Year 2015, record good.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 323,000 ft³/s, Mar. 19, 1973, gage height, 26.06 ft. Maximum gage height (since October 1997), 19.47 ft, March 11, 2011; Minimum gage height (since October 1997), 1.08 ft, Jan. 3, 4, 2001.
PERIOD OF RECORD - Jul. 01, 1999 to Sept 30, 2014 (discontinued). Records prior to Oct. 1, 2009 in files of the U.S. Geological Survey.
INSTRUMENTATION - Tipping-bucket raingage.