USGS Water-Year Summary 2021
02072500 SMITH RIVER AT BASSETT, VA
LOCATION - Lat 36°46'12", long 80°00'04" referenced to North American Datum of 1927, Henry County, VA, Hydrologic Unit 03010103, on left bank 25 ft upstream from bridge on State Highway 666 at north edge of North Bassett, 1.0 mi northwest of Bassett, 3.0 mi downstream from Town Creek, 5.6 mi upstream from Reed Creek, 6.2 mi downstream from Philpott Dam, and at mile 38.1.
DRAINAGE AREA - 259 mi².
- WSP 2104: Drainage area.
PERIOD OF RECORD - April 1939 to current year.
GAGE - Water-stage recorder. Datum of gage is 752.28 ft NAVD of 1988.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Oct. 19, 1937, reached a stage of about 22.9 ft, from information by local residents, discharge, 38,000 ft³/s, from rating curve extended above 23,000 ft³/s on basis of backwater studies and records for station at Martinsville.
EXTREMES FOR PERIOD PRIOR TO REGULATION - 1940-50: Maximum peak flow, 26,600 ft³/s, Aug. 14, 1940, gage height, 18.28 ft. Instantaneous low flow, 58 ft³/s, Jan. 3, 1940.
PERIOD OF RECORD - August 2006 to June 2008, January 2010 to current year.
PERIOD OF DAILY RECORD - August 2006 to June 2008, January 2010 to current year.
INSTRUMENTATION - Water-temperature monitor. Electronic data logger with 15-minute recording interval.
EXTREMES FOR PERIOD OF DAILY RECORD -
WATER TEMPERATURE: Maximum 22.3°C, Sept. 12, 2013; minimum, 0.0°C, Jan. 21, 2008.