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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.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
021720711 COOPER RIVER AT CUSTOMS HOUSE AT CHARLESTON, SC
LOCATION - Lat 32°46'49", long 79°55'26" referenced to North American Datum of 1927, Charleston County, SC, Hydrologic Unit 03050201, at South Carolina State Ports Authority Dock, 0.25 mi east of Customs House at Charleston.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1985 to current year.
GAGE - Data collection platform. Datum of gage is 18.10 ft below NAVD of 1988.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height 24.74 ft, Sept. 11, 2017; minimum gage height, 10.88 ft, Mar. 13, 1993.
