USGS Water-Year Summary 2024
02344673 FLAT CREEK DOWNSTREAM OF LAKE PEACHTREE AT PEACHTREE CITY, GA
LOCATION - Lat 33°22'59.4", long 84°34'21.8" referenced to North American Datum of 1983, Fayette County, GA, Hydrologic Unit 03130005, 0.8 miles downstream of spillway for Lake Peachtree, 3.95 miles from confluence with Line Creek, and 1.7 miles south of Peachtree City, GA.
DRAINAGE AREA - 18.4 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: August 2014 to current year.
GAGE HEIGHT: August 2014 to current year.
GAGE - Datum of gage is 770 feet above National Geodetic Vertical Datum (NGVD) of 1929 (from topographic map).
COOPERATION - Fayette County.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,040 cfs, estimated, June 08, 2019; maximum gage height recorded, 9.04 feet, June 08, 2019; minimum daily discharge, 0.03 cfs, estimated, September 30, 2018.
WATER-QUALITY RECORDS
PERIOD OF RECORD - August 2014 to current year.
INSTRUMENTATION - Satellite telemetry with a continuous water-quality monitor.
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum recorded, 178 microsiemens on August 14, 2018; minimum recorded, 15 microsiemens on April 30, 2018. PH: Maximum recorded, 8.2 units, August 23, 2014 and May 11, 2021; minimum recorded, 6.0 units, August 3, 2018.
WATER TEMPERATURE: Maximum recorded, 34.7 degrees Celsius, July 21, 2015; minimum recorded, 0.9 degrees Celsius, February 20, 2015.
DISSOLVED OXYGEN: Maximum recorded, 13.2 mg/L, February 20 and 21, 2015; minimum recorded, 1.1 units, May 20, 2022.
TURBIDITY: Maximum recorded, 860 FNU, February 3, 2016; minimum recorded, 0.2 FNU, May 31, 2016.