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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.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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USGS Water-Year Summary 2024
02335580 BIG CREEK AT GA 9, NEAR CUMMING, GA
LOCATION - Lat 34°09'21.3", long 84°13'07.4" referenced to North American Datum of 1983, Forsyth County, GA, Hydrologic Unit 03130001, on downstream side of culvert at GA 9, 5.7 miles southwest of Cumming, GA.
DRAINAGE AREA - 37.4 mi². revised.
REVISIONS HISTORY - WDR GA-2013: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: March 2007 to current year.
GAGE HEIGHT: March 2007 to current year.
DISCHARGE: March 2007 to current year.
GAGE HEIGHT: March 2007 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 1007.81 feet above North American Vertical Datum (NAVD) of 1988 (leveling by Global Navigation Satellite System equipment using GEOID12A).
COOPERATION - Forsyth County.
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.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 4,800 cfs, September 21, 2009; maximum gage-height recorded, 10.43 feet, September 21, 2009; minimum daily discharge, 6.7 cfs, August 21 and 22, 2008.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - March 2007 to October 2017.
INSTRUMENTATION - Tipping-bucket raingage.
