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Water-Year Summary for Site 02355662

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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Available Parameters
00045 Precipitation(Sum)  
00045 Precipitation(Sum) [Operational]  
00060 Discharge(Mean)  
00065 Gage height(Max.,Min.,Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 31°08'26", long 84°28'49" referenced to North American Datum of 1983, Mitchell County, GA, Hydrologic Unit 03130008, on top of left bank 2.4 mi. downstream of confluence with Ichawaynochaway Creek, approximately 1.0 mi. south of the main house at Riverview Plantation, and approximately 1.2 mi. southwest of intersection of Riverview road and Roswell road.
DRAINAGE AREA - 6,930 mi². revised.
REVISIONS HISTORY - WDR GA-2013: Drainage area.
DISCHARGE: May 2002 to current year.
GAGE-HEIGHT: May 2002 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage 75.9 feet above the North American Vertical Datum (NAVD) of 1988 (leveling by Global Positioning System equipment using GEOID09).
COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.
For period 10/01/2013-01/11/2018:Discharge records good, except for those with Estimated Discharge which are poor. Gage Height records good.
For period 01/11/2018-07/19/2018:Discharge records poor. Gage Height records poor.
For period 07/19/2018-06/05/2019:Discharge records fair, except for those with Estimated Discharge which are poor. Gage Height records fair.
For period 06/05/2019-10/07/2019:Discharge records good. Gage Height records good.

Flow regulated by power plants at Flint River Reservoir since 1921, with a capacity of 7,500 acre-feet; and at Warwick Reservoir since 1930, with a capacity of about 35,000 acre-feet. Normal operation of power plants does not materially affect figures of monthly runoff. Periods of monthly discharge only are not included in statistics computations.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 64,600 cfs, April 6, 2009; maximum gage-height recorded, 39.56 feet, April 6, 2009; minimum daily discharge, 852 cfs, July 7, 2012.
PERIOD OF RECORD - May 2002 to current year.
INSTRUMENTATION - Tipping-bucket raingage.