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Water-Year Summary for Site 01168500

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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 2017: 2016-10-01 to 2017-09-30
 

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USGS Water-Year Summary 2017
01168500 DEERFIELD RIVER AT CHARLEMONT, MA
LOCATION - Lat 42°37'33.6", long 72°51'15.1" referenced to North American Datum of 1983, Franklin County, MA, Hydrologic Unit 01080203, on left bank 0.8 mi east of Charlemont, 2.5 mi downstream from Chickley River, and at mile 24.5.
DRAINAGE AREA - 361 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge: June 1913 to current year. Water-quality records: Water years 1954-55, 1958, 1967-69, 1995.
REVISED RECORDS - WSP 781: 1915(M). WSP 1301: 1918(M). WDR MA-RI-84-1: Drainage area.
GAGE - Water-stage recorder with satellite telemeter. Datum of gage is 516.93 ft North American Vertical Datum of 1988.
COOPERATION - Trans Canada Hydro of New England.
REMARKS - Flow regulated by Somerset Reservoir, since 1924 by Harriman Reservoir, and by several power plants upstream.
  • WY2016: Records are good.
  • WY2015: Records good, except for periods of doubtful gage-height record, Oct. 22 to Mar. 3, which are fair, and Mar. 3 to June 17, which are poor.
  • WY2014: Records are fair.

  • NOTE: The historical peak flow of 56,300 cfs on Sept. 21, 1938 was based on a rating curve extended above 31,000 ft³/s on the basis of slope-area and contracted-opening measurements at gage heights 17.75 ft and 20.17 ft. The historical peak stage of 20.17 ft was determined from floodmarks.