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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
03168000 NEW RIVER AT ALLISONIA, VA
LOCATION - Lat 36°56'15", long 80°44'45" referenced to North American Datum of 1927, Pulaski County, VA, Hydrologic Unit 05050001, on left bank on State Highway 653, 0.2 mi downstream from Big Reed Island Creek, and 0.5 mi upstream from Allisonia.
DRAINAGE AREA - 2,212 mi².
REVISIONS HISTORY - WSP 823: 1936. WSP 1305: 1933(M). OFR 2006-1308: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1929 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,848.16 ft NAVD88.
REMARKS - Large diurnal fluctuation and some regulation by powerplant 25 mi upstream from station. U.S. Army Corps of Engineers satellite gage-height telemeter at station. American Electric Power gage-height transmitter at station. Maximum discharge, 185,000 ft³/s, from rating curve extended above 52,000 ft³/s on basis of flood records for other stations on New River.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - January 2007 to September 2008.
INSTRUMENTATION - Water-temperature monitor. Electronic data logger with 15-minute recording interval.
EXTREMES FOR PERIOD OF DAILY RECORD -
WATER TEMPERATURE: Maximum, 29.5°C, June 9, 2008; minimum, -0.2°C, on several days.
WATER TEMPERATURE: Maximum, 29.5°C, June 9, 2008; minimum, -0.2°C, on several days.
