USGS Water-Year Summary 2022
02181350 TALLULAH RIVER AT TERRORA POWERHOUSE, NEAR TALLULAH FALLS,GA
LOCATION - Lat 34°45'01", long 83°24'18" referenced to North American Datum of 1983, Rabun County, GA, Hydrologic Unit 03060102, 4.6 miles downstream confluence with Tiger Creek and 1.5 miles northwest of Tallulah Falls, GA.
DRAINAGE AREA - unknown
PERIOD OF RECORD -
DISCHARGE: November 2014 to current year.
GAGE HEIGHT: November 2014 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 1,550 feet above National Geodetic Vertical Datum (NGVD) of 1929 (from topographic map).
COOPERATION - Georgia Power Corporation.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, E 1890 cfs, February 23, 2019; maximum gage height recorded, 7.92 feet, February 23, 2019; minimum discharge recorded, 24.2 cfs, October 6, 2016; minimum gage height recorded, 1.73 feet, September 24, 2015; minimum daily discharge, 25 cfs, September 30 and October 6, 2016.
PERIOD OF RECORD - November 2014 to current year.
INSTRUMENTATION - Tipping-bucket raingage.
PERIOD OF DAILY RECORD -
WATER TEMPERATURE: November 2014 to current year.
EXTREMES FOR PERIOD OF DAILY RECORD -
WATER TEMPERATURE: Maximum recorded, 29.9°C, July 23, 2017; minimum recorded, 0.8°C, February 20, 2015.