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Water-Year Summary for Site 02331600

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00045 Precipitation(Sum)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
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.
REVISIONS HISTORY - WSP 2106: 1963(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: August 1957 to current year.
GAGE HEIGHT: October 1998 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 1,128.64 feet above North American Vertical Datum (NAVD) of 1988 (GNSS survey). 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.
REMARKS - Gage-height records are generally good. Discharge records are generally fair except for estimated discharges, which are poor. Additional details on the accuracy of the records can be obtained by contacting the USGS South Atlantic Water Science Center at gs-w-ga_nwisweb_data_inquiries@usgs.gov.

Some regulation at low flow occurs from Habersham Mill power plant.

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.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - April 2001 to current year.
INSTRUMENTATION - Tipping-bucket raingage.