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Water-Year Summary for Site 02334653

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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
00010 Temperature, water(Max.,Min.,Mean)  
00045 Precipitation(Sum)  
00045 Precipitation(Sum) [Operational]  
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2019: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2019
02334653 CHATTAHOOCHEE R 0.76 MI US MCGINNIS FY SUWANEE GA
LOCATION - Lat 34°03'22.7", long 84°06'32.7" referenced to North American Datum of 1983, Forsyth County, GA, Hydrologic Unit 03130001, 1.85 miles downstream of Level Creek, 2.65 miles upstream of Suwanee Creek, and 5.5 miles northeast of Johns Creek, GA.
DRAINAGE AREA - 1,090 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: August 2010 to current year.
GAGE HEIGHT: August 2010 to current year.
GAGE - Datum of gage is 886.3 feet above North American Vertical Datum (NAVD) of 1988 (leveling by Global Positioning System equipment).
COOPERATION - Forsyth County.
REMARKS -
For period: 08/23/2010-09/30/2015: Discharge records good. Gage height records good.
For period 10/01/2015-01/30/2018: Discharge record fair, except for days of estimated discharge, which are poor. Gage height record good.
For period 01/30/2018-04/11/2018: Discharge record good. Gage height record good.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 10,900 cfs, May 19, 2013; maximum gage height recorded, 16.26 feet, May 19, 2013; minimum gage height recorded, 1.27 feet, November 28, 2016; minimum discharge, 559 cfs, February 12, 2012.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - August 2010 to current year.
INSTRUMENTATION - Tipping-bucket raingage.
WATER-QUALITY RECORDS
PERIOD OF RECORD - July 2010 to current year.
PERIOD OF DAILY RECORD -
WATER TEMPERATURE: July 2010 to current year.
INSTRUMENTATION - Satellite telemetry with a water temperature thermistor.
REMARKS -
For period 08/23/2010-10/19/2018: Water temperature record good.
EXTREMES FOR PERIOD OF RECORD -
WATER TEMPERATURE: Maximum recorded, 21.1°C, August 7, 2013; minimum recorded, 4.4°C, February 12, 2014.