USGS Water-Year Summary for Site 02200120

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	Available Parameters
	00045 Precipitation(Sum)
	00045 Precipitation(Sum) [Operational]
	00060 Discharge(Mean)
	00065 Gage height(Mean)
	72192 Precipitation, cumul(Sum)

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

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USGS Water-Year Summary 2023

02200120 OGEECHEE RIVER AT GA 88, NEAR GRANGE, GA

LOCATION - Lat 33°02'40.5", long 82°36'13.2" referenced to North American Datum of 1983, Jefferson County, GA, Hydrologic Unit 03060201, at the downstream side of the bridge on GA 88, 1.4 mi downstream from confluence with May Branch, and 3.0 mi southwest of Grange.

DRAINAGE AREA - 452.97 mi².

REVISIONS HISTORY -

Gage datum was revised on December 7, 2021 based on an error in the determination of the gage datum.

SURFACE-WATER RECORDS

PERIOD OF RECORD -
DISCHARGE: December 2009 to current year.
GAGE HEIGHT: December 2009 to current year.

GAGE - Satellite telemetry with a water stage recorder. Datum of gage is 233.40 feet above North American Vertical Datum (NAVD) of 1988.

COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.

REMARKS - Gage-height records are generally good. Discharge records are generally good 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.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 11,700 cfs, February 8, 2020; maximum gage-height recorded, 18.51 feet, February 8, 2020; minimum daily discharge, 0.27 cfs, July 30-31, 2012.

CLIMATOLOGICAL RECORDS

PERIOD OF RECORD - December 2009 to October 2017.

INSTRUMENTATION - Tipping-bucket raingage.

WATER-QUALITY RECORDS

PERIOD OF RECORD - January 1997 to December 1997, January 2002 to December 2002, January 2007 to December 2007 (discontinued).

COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.

REMARKS - Analyzing agency is represented by the five-digit code listed under USGS Water Science Center special parameter code 99920. Laboratory analyses with analyzing agency code 81330 are by the Agricultural and Environmental Services Laboratory, College of Agricultural and Environmental Sciences, The University of Georgia, Athens, Georgia; laboratory analyses with analyzing agency code 81341 are by the Laboratory Services Section, Environmental Protection Division, Georgia Department of Natural Resources. Field determinations of Discharge, Specific Conductance, pH, Water Temperature, Air Temperature, and Dissolved Oxygen are by the U.S. Geological Survey.