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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
03527000 CLINCH RIVER AT SPEERS FERRY, VA
LOCATION - Lat 36°38'55", long 82°45'02" referenced to North American Datum of 1927, Scott County, VA, Hydrologic Unit 06010205, on left bank 20 ft upstream from bridge on U.S. Highway 58, 0.5 mile downstream from Copper Creek, 0.8 mile northwest of Speers Ferry, 1.8 mile south of Clinchport, and at mile 211.0.
DRAINAGE AREA - 1,123 mi².
REVISIONS HISTORY - WSP 1276: 1925(M), 1927, 1928-31(M), 1932, 1935(M). WSP 1306: 1922(M). OFR 2006-1308: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1920 to September 1976, October 1976 to September 1978 (annual maximum only), October 1978 to September 1981, October 1981 to September 1995 (annual maximum only), October 2001 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,196.1 ft NAVD of 1988. Prior to Nov. 23, 1926, nonrecording gage at site 400 ft upstream, at datum of 1,198.02 ft based on NGVD of 1929. Nov. 23, 1926 to Nov. 6, 1931, nonrecording gage.
REMARKS - Maximum discharge, 89,000 ft³/s, from rating curve extended above 45,000 ft³/s on basis of slope-area measurement of peak flow. Prior to May 1951, diurnal fluctuation at low flow caused by mills upstream from station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in February 1862 reached a stage of 33 ft, present site and datum, from reports of the Tennessee Valley Authority. Flood of Feb. 28, 1902 reached a stage of 26.6 ft, at site 400 ft upstream and at datum about 1 ft higher, from records of the National Weather Service.
