USGS Water-Year Summary 2020
02390050 ETOWAH RIVER AT KELLY BRIDGE ROAD, NEAR MATT, GA
LOCATION - Lat 34°21'09.2", long 84°12'22.4" referenced to North American Datum of 1983, Dawson County, GA, Hydrologic Unit 03150104, 5.0 miles South of Cowart Road, at bridge and boat launch on Kelley Bridge Road.
DRAINAGE AREA - 277 mi².
PERIOD OF RECORD -
Discharge: December 1996 to December 2013 (low-flow partial-record only). January 2014 to current year.
Gage Height: January 2014 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage 980 feet above National Geodetic Vertical Datum (NGVD) of 1929 (from topographic map).
COOPERATION - Cherokee County Water and Sewer Authority.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 9,730 cfs, estimated, February 6, 2020; maximum gage height recorded, 20.2 feet, February 6, 2020; minimum daily discharge, 95 cfs, October 22, 2016.