USGS Water-Year Summary 2017
02331600 CHATTAHOOCHEE RIVER NEAR CORNELIA, GA
LOCATION - Lat 34°32'26.6", long 83°37'21.99" referenced to North American Datum of 1983, Habersham County, GA, Hydrologic Unit 03130001, on downstream side of bridge on Duncan Bridge Road (GA 384), 1.0 mile downstream from Soque River, 6.0 miles northwest of Cornelia, and at mile 401.4.
DRAINAGE AREA - 315 mi².
PERIOD OF RECORD -
DISCHARGE: August 1957 to current year.
GAGE-HEIGHT: October 1998 to current year.
REVISED RECORDS - WSP 2106: 1963(M).
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 1,128.53 feet above National Geodetic Vertical Datum (NGVD) of 1929 (levels by U.S. Army Corps of Engineers). Prior to June 28, 1977 and after June 16, 1992 to October 25, 1994, located at a site 1,000 feet upstream at same datum.
COOPERATION - U.S. Army Corps of Engineers, Mobile District.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 26,400 cfs, March 12, 1963; maximum gage-height recorded, 20.55 feet, March 12, 1963; minimum daily discharge, 66 cfs, August 23, 2007.
PERIOD OF RECORD - April 2001 to current year.
INSTRUMENTATION - Tipping-bucket raingage.