USGS Water-Year Summary 2019
02336635 NICKAJACK CREEK AT US 78 AND 278, NEAR MABLETON, GA
LOCATION - Lat 33°48'12", long 84°31'17" referenced to North American Datum of 1983, Cobb County, GA, Hydrologic Unit 03130002, on the left downstream side of bridge on US 78 and 278, 1.5 miles east of Mableton, and 1.2 miles above mouth.
DRAINAGE AREA - 31.5 mi².
PERIOD OF RECORD -
DISCHARGE: October 1995 to current year.
GAGE HEIGHT: October 1995 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is about 745 feet above National Geodetic Vertical Datum (NGVD) of 1929 (from topographic map). Prior to November 11, 1996, gage was located at a site 150 feet downstream on right bank at same datum.
COOPERATION - Cobb County Water System.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, not determined due to backwater from Chattahoochee River, September 21, 2009; maximum gage-height recorded, 19.85 feet, backwater from Chattahoochee River, September 22, 2009; minimum daily discharge, 1.3 cfs, estimated, September 25, 2012.
PERIOD OF RECORD - December 2000 to current year.
INSTRUMENTATION - Tipping-bucket raingage.
PERIOD OF RECORD - May 2006 to October 2017.