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Water-Year Summary for Site 02202040

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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)  
00045 Precipitation(Sum) [Operational]  
00060 Discharge(Mean)  
00065 Gage height(Max.,Min.,Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
02202040 OGEECHEE RIVER AT ROCKY FORD ROAD, NEAR ROCKY FORD, GA
LOCATION - Lat 32°38'57.4", long 81°50'26.8" referenced to North American Datum of 1983, Screven County, GA, Hydrologic Unit 03060202, at downstream side of bridge on Rocky Ford Road, 0.5 mi upstream from confluence with Horse Creek, 3.7 mi downstream from confluence with Long Branch, and 0.6 mi southwest of Rocky Ford.
DRAINAGE AREA - 1,950 mi². revised.
REVISIONS HISTORY -

WDR GA-2013: Drainage Area.

Gage datum was revised on September 16, 2021, based on an error in the determination of the gage datum.

SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: September 2002 to current year.
GAGE HEIGHT: September 2002 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 104.14 feet above North American Vertical Datum (NAVD) of 1988. Prior to September 16, 2021, datum of gage is 105.37 feet above National Geodetic Vertical Datum (NGVD) of 1929 (levels by National Weather Service).
COOPERATION - USGS National Streamflow Information Program (NSIP).
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, 25,100 cfs, February 22, 2020; maximum gage height recorded, 13.92 feet, March 23, 2003; minimum daily discharge, 20 cfs, September 12-15, 2011.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - September 2002 to November 2017.
INSTRUMENTATION - Tipping-bucket raingage.