USGS Water-Year Summary 2022
02392975 NOONDAY CREEK AT SHALLOWFORD ROAD, NEAR WOODSTOCK, GA
LOCATION - Lat 34°04'06", long 84°32'08" referenced to North American Datum of 1983, Cobb County, GA, Hydrologic Unit 03150104, on the right upstream bridge abutment of Shallowford Road bridge, 0.5 miles downstream from Little Noonday Creek, 2.5 miles southwest of Woodstock, and 8.7 miles above mouth.
DRAINAGE AREA - 34.6 mi². revised.
REVISIONS HISTORY - WDR GA-2013: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: July 1998 to current year.
GAGE HEIGHT: July 1998 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is approximately 890 feet above National Geodetic Vertical Datum (NGVD) of 1929 (from topographic map).
COOPERATION - Cobb County Water System.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 11,400 cfs, September 21, 2009; maximum gage height recorded, 19.66 feet September 21, 2009; minimum daily discharge, 0.67 cfs, October 2, 2007.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - December 2000 to October 2017.
INSTRUMENTATION - Tipping-bucket raingage.