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Water-Year Summary for Site 01138500

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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.
Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 44°09'12", long 72°02'32" referenced to North American Datum of 1927, Orange County, VT, Hydrologic Unit 01080101, on right bank, at village of Wells River, 200 ft downstream from bridge on US 302, 400 ft upstream from Wells River, 1,200 ft downstream from Ammonoosuc River, and at mile 266.0.
DRAINAGE AREA - 2,644 mi².
PERIOD OF RECORD - Discharge records: October 1949 to current year. October and November 1949 monthly discharge only, published in WSP 1301.
GAGE - Water-stage recorder. Datum of gage is 399.37 ft above North American Vertical Datum of 1988.
COOPERATION - New Hampshire Department of Environmental Services and USGS Groundwater and Streamflow Information Program.
REMARKS - For water years 2014-2021: Records good except those for estimated discharges, which are poor. Flow regulated by power plants, by First Connecticut and Second Connecticut Lakes, Lake Francis, Moore and Comerford Reservoirs, and other reservoirs. These reservoirs have a combined capacity of about l4.8 billion ft³.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 57,100 ft³/s, July 1, 1973, gage height 17.35 ft, from peak stage indicator.
PERIOD OF RECORD - Water years 1952, 1957, 1960, 1961, 1967, 1968, 1970, 1975, 1979 to 1999, and 2003 to 2007. WATER TEMPERATURE: Water years 1980 to 1982. SPECIFIC CONDUCTANCE: Water years 1980 to 1982.