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Water-Year Summary for Site 023358685

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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(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
023358685 SEWELL MILL CREEK AT GA 120 NEAR MARIETTA, GA
LOCATION - Lat 33°58'44.5", long 84°27'07.3" referenced to North American Datum of 1983, Cobb County, GA, Hydrologic Unit 03130001, on right bank downstream of culvert on Ga 120, 5.35 miles east of Marietta, 5.47 miles to mouth.
DRAINAGE AREA - 12.57 mi².
REVISIONS HISTORY - WDR GA-2009: 2008
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: April 2007 to current year.
GAGE HEIGHT: April 2007 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 913.85 feet above North American Vertical Datum (NAVD) of 1988.
COOPERATION - Cobb County Water System.
REMARKS - Gage-height records are generally fair. 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, 4,570 cfs, September 21, 2009, by computation of peak flow through culvert; maximum gage-height recorded, 13.09 feet, September 21, 2009; minimum daily discharge, 0.06 cfs, September 24, 2008.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - May 2007 to September 2017.
INSTRUMENTATION - Tipping-bucket raingage.