USGS Water-Year Summary 2023
02136010 CHANEY SWAMP NEAR GREELEYVILLE, SC
LOCATION - Lat 33°35'12", long 79°56'48" referenced to North American Datum of 1927, Williamsburg County, SC, Hydrologic Unit 03040205, on U.S. Highway 52, 2.5 mi upstream from Rocky Ford Swamp, and 2.5 mi east of Greeleyville.
DRAINAGE AREA - 19.8 mi².
REVISIONS HISTORY - Drainage area was revised on Jul. 2, 2020, based on a more accurate determination of the drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Annual maximum, February 1974 to current year.
GAGE - Crest-stage gage. Datum of gage is 47.06 ft above NAVD of 1988. Minimum recordable is 5.33 ft gage height.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 2,240 ft³/s, Oct. 4, 2015, gage height, 9.08 ft.