USGS Water-Year Summary 2020
02355350 ICHAWAYNOCHAWAY CREEK BELOW NEWTON, GA
LOCATION - Lat 31°13'03", long 84°28'15" referenced to North American Datum of 1983, Baker County, GA, Hydrologic Unit 03130009, on right bank 75.0 feet below steel truss bridge, approximately 1600 feet upstream from bridge on GA 91, 11.0 miles southwest of Newton.
DRAINAGE AREA - 1,040 mi².
PERIOD OF RECORD -
DISCHARGE: October 1920 to June 1921 (discharge measurements and fragmentary gage-height record); October 1937 to September 1947 (published as 02355000 Ichawaynochaway Creek near Newton), monthly discharge only for April to September 1939 published in WSP 1301; April 1995 to current year, discharges less than 3,550 cfs only.
GAGE-HEIGHT: October 1995 to current year.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 98.3 feet above the North American Vertical Datum (NAVD) of 1988. From October 9, 1920 to June 30, 1921, a non-recording gage was located at site 5.0 miles upstream at datum 15.1 feet higher. From August 10, 1937 to April 1, 1939, a non-recording gage located at present site and approximately same datum. From September 21, 1939 to November 24, 1941, a non-recording gage was located at site 5.0 miles upstream at datum 15.1 feet higher. From November 25, 1941 to September 30 1947, a recording gage was located at site 5.0 miles upstream at datum 15.1 feet higher.
COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage known since 1916, 36.50 feet, July 9, 1994, in backwater from Flint River.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height recorded, 33.30 feet, in backwater from Flint River, March 11, 1998; minimum daily discharge, 33 cfs, July 27, 2012.
PERIOD OF RECORD - May 2004 to current year.
INSTRUMENTATION - Tipping-bucket raingage.