USGS Water-Year Summary 2020
02336840 SWEETWATER CREEK, BROWNSVILLE RD, POWDER SPRINGS, GA
LOCATION - Lat 33°49'38", long 84°43'11" referenced to North American Datum of 1927, Cobb County, GA, Hydrologic Unit 03130002, on upstream side of bridge on Brownsville Road, 3.50 miles west of Powder Springs, 23.4 miles from mouth.
DRAINAGE AREA - 97.7 mi². revised.
- WDR GA-2012: 2011; WDR GA-2013: Drainage area.
PERIOD OF RECORD -
DISCHARGE: March 2007 to current year.
GAGE HEIGHT: March 2007 to current year.
GAGE - Satellite telemetry with a water-stage recorder and a rain gage tipping bucket. Datum of gage is 900 feet above National Geodetic Vertical Datum (NGVD) of 1929 (from topographic map).
COOPERATION - Cobb County Water System.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 30,000 cfs, September 21, 2009, estimated on basis of runoff comparisons with nearby stations; maximum gage height recorded, 31.40 feet, from floodmarks, September 21, 2009; minimum daily discharge, 0.46 cfs, August 17, 2007.
PERIOD OF RECORD - March 2007 to October 2017.
INSTRUMENTATION - Tipping-bucket rain gage.