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Water-Year Summary for Site 02385170

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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(Min.,Max.,Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
02385170 COAHULLA CREEK AT KEITHS MILL ROAD, NEAR DALTON,GA
LOCATION - Lat 34°44'36.0", long 84°52'49.9" referenced to North American Datum of 1983, Whitfield County, GA, Hydrologic Unit 03150101, on the upstream right bank of Keiths Mill Road, 5.3 miles southeast of the city of Dalton, and 1.35 miles upstream of confluence with the Conasauga River.
DRAINAGE AREA - 176 mi².
REVISIONS HISTORY -

Gage datum was revised on February 17, 2022 based on an error in the determination of the gage datum.

SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: January 2005 to current year.
GAGE HEIGHT: January 2005 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 645.15 feet above North American Vertical Datum (NAVD) of 1988 (from GNSS survey).
COOPERATION - Dalton Utilities.
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 gage height recorded, 25.42 feet, backwater from Conasauga River, April 14, 2020; minimum daily discharge, 3.0 cfs, August 29, 2007.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - January 2005 to October 2017.
INSTRUMENTATION - Tipping bucket raingage.