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Water-Year Summary for Site 02217500

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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
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2022: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2022
LOCATION - Lat 33°56'48", long 83°25'22" referenced to North American Datum of 1983, Clarke County, GA, Hydrologic Unit 03070101, on left bank 0.5 miles upstream from US 78 and US 29 Business, 2.0 miles west of Athens, and 5.0 miles upstream from Barber Creek.
DRAINAGE AREA - 398 mi².
REVISIONS HISTORY - WDR GA-95-1: Drainage area.
DISCHARGE: October 1901 to September 1902, January 1929 to March 1932, May 1937 to current year.
GAGE HEIGHT: October 1998 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 555.66 feet above National Geodetic Vertical Datum (NGVD) of 1929. From October 11, 1901 to October 25, 1902, a non-recording gage was located at site 1.0 mile upstream at different datum. From January 16, 1929 to March 15, 1932, and from April 29, 1937 to September 30, 1940, a water-stage recorder was located at a site 4.0 miles downstream at different datum.
COOPERATION - Upper Oconee Water Authority.
For period 10/01/2014-02/15/2018: Discharge records fair. Gage height records good.
For period 02/16/2018-04/10/2018: Discharge records good. Gage height records good.
For period 04/11/2018-10/08/2019: Discharge records fair. Gage height records fair.
For period 10/09/2019-04/28/2020: Discharge records fair. Gage height records good.
For period 04/29/2020-06/04/2020: Discharge records fair. Gage height records fair.
For period 06/05/2020-08/13/2020: Discharge record fair, except for days of estimated discharge, which are poor. Gage-height record good.
For period 08/14/2020-10/07/2020: Discharge records fair. Gage height records fair.

Diversion upstream from station for municipal supply of Athens.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 19,600 cfs, February 28, 1902; maximum gage height recorded, 25.50 feet, February 28, 1902; minimum daily discharge, 3.5 cfs, estimated, October 3, 2007.