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USGS Water-Year Summary 2024
02337000 SWEETWATER CREEK NEAR AUSTELL, GA
LOCATION - Lat 33°46'36.4", long 84°36'55.8" referenced to North American Datum of 1983, Douglas County, GA, Hydrologic Unit 03130002, on right bank 100.0 feet upstream from bridge on Interstate 20, 400.0 feet upstream from Blair Bridge, 3.0 miles southeast of Austell, and 5.5 miles upstream from mouth.
DRAINAGE AREA - 238 mi². revised.
REVISIONS HISTORY -
WSP 1724: 1949(M). WDR GA-79-1: 1975(M). WDR GA-2013: Drainage area.
Revisions: Gage height for the period Oct. 25, 2023, to May 02, 2024, was revised on Aug. 1, 2024, based on a datum correction.
The mean gage-heights associated with discharge measurements #839-#842 were revised on Aug. 1, 2024, based on a datum correction.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: May 1904 to December 1905, November to December 1913, March 1937 to current year. Monthly discharge only for November to December 1913, published in WSP 1304.
GAGE HEIGHT: October 1998 to current year.
DISCHARGE: May 1904 to December 1905, November to December 1913, March 1937 to current year. Monthly discharge only for November to December 1913, published in WSP 1304.
GAGE HEIGHT: October 1998 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 857.3 feet above North American Vertical Datum (NAVD) of 1988 (levels by U.S. Army Corps of Engineers). From May 6, 1904, to December 31, 1905, and November 3 to December 27, 1913, a non-recording gage was located at site 2.5 miles upstream at different datum. From March 24 to November 29, 1937, a non-recording gage was located at present site and datum.
COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.
REMARKS - Gage-height records are generally good. Discharge records are generally fair except for estimated discharges, which are poor. Additional details on the accuracy of the records can be obtained by contacting the USGS South Atlantic Water Science Center at gs-w-ga_nwisweb_data_inquiries@usgs.gov.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of July 8, 1916 reached a stage of about 20.0 feet, from information by local resident; discharge, 12,600 cfs.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 31,500 cfs, September 22, 2009; maximum gage-height recorded, 30.82 feet, from floodmarks, September 22, 2009; minimum daily discharge, 0.58 cfs, November 24, 2016.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - February 2001 to July 2006; August 2012 to October 2017.
INSTRUMENTATION - Tipping-bucket raingage.
WATER-QUALITY RECORDS
REMARKS -
For period 09/11/2014-8/14/2018: Water temperature record good.
For period 09/11/2014-8/14/2018: Water temperature record good.
EXTREMES FOR PERIOD OF RECORD -
WATER TEMPERATURE: Maximum recorded, 29.4°C, July 30, 2015; minimum recorded, 0.1°C, January 5, 2018.
WATER TEMPERATURE: Maximum recorded, 29.4°C, July 30, 2015; minimum recorded, 0.1°C, January 5, 2018.
