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Water-Year Summary for Site 01332500

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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 2018: 2017-10-01 to 2018-09-30

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USGS Water-Year Summary 2018
LOCATION - Lat 42°42'01", long 73°09'34" referenced to North American Datum of 1927, Berkshire County, MA, Hydrologic Unit 02020003, on left bank 0.3 mi downstream from Sherman Brook and 2.7 mi east of junction of U.S. Highway 7 and State Highway 2 in Williamstown.
DRAINAGE AREA - 126 mi².
PERIOD OF RECORD - Discharge: July 1940 to current year. Water-quality records: Water years 1953-54, 1957-58, 1967-69.
GAGE - Water-stage recorder with satellite telemeter and crest-stage gage. Datum of gage is 616.11 ft above National Geodetic Vertical Datum of 1929 (U.S. Army Corps of Engineers benchmark). Prior to June 6, 1979, at site 1.2 mi downstream at different datum.
COOPERATION - Massachusetts Department of Conservation and Recreation, Office of Water Resources.
REMARKS - Prior to 1966, slight diurnal fluctuation at low flow caused by mills upstream. Some regulation by Cheshire Reservoir 16 miles upstream.
  • WY2016: Records good, except for periods of ice effect, Jan. 13-29, Feb. 11-16, and period of no gage-height record, July 20-27, which are poor.
  • WY2015: Records good, except for periods of ice effect, Dec. 30 to Jan. 3, Jan. 9-18, and Jan. 26 to Mar. 4, which are poor.
  • WY2014: Records are good, except those for estimated daily discharges, and those for discharges greater than 3,500 cfs, which are poor.

  • Note: The maximum peak flow of 14,900 cfs on Aug. 28, 2011 was based on a rating curve extended above 3,500 ft³/s. The maximum peak stage of 14.58 on Aug. 28, 2011 was determined from a peak-stage indicator.
    DATUM - Land-surface datum is 621 ft above North American Vertical Datum of 1988. Measuring point: MEASURINGPOINT.
    PERIOD OF RECORD - Water-quality records: Water years 1953-54, 1957-58, 1967-69.