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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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USGS Water-Year Summary 2024
02174250 COW CASTLE CREEK NEAR BOWMAN, SC
LOCATION - Lat 33°22'43", long 80°42'00" referenced to North American Datum of 1927, Orangeburg County, SC, Hydrologic Unit 03050205, at bridge over box culvert on Country road,(unnumbered dirt road) 1.1 mi. upstream from Buck Branch, and 3.2 mi northwest of Bowman.
DRAINAGE AREA - 23.4 mi².
REVISIONS HISTORY - Drainage area was revised on Jun. 23, 2020, based on a more accurate determination of the drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1971 to September 1981, October 1995 to May 2013, May 2023 to current date.
GAGE - Data collection platform. Elevation of gage is 125 ft above NGVD of 1929 (from topographic map). Prior to February 1988, gage at same site at different datum.
REMARKS - Gage-height records are generally good to fair. Discharge records are generally good to 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-sc_nwisweb_data_inquiries@usgs.gov.
EXTREMES FOR PERIOD OF RECORD - Maximum instantaneous discharge, 2,340 cfs, Sep. 6, 1979. Maximum instantaneous gage height, 7.37 ft,
Sep. 6, 1979. Minimum daily mean discharge, 0.00 cfs, estimated, Jul. 30-21, 2002, Aug. 1-2, 8-15, 17, 2002.
