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Water-Year Summary for Site 01123600

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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 2019: 2018-10-01 to 2019-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 42°04'57.43", long 72°03'30.17" referenced to North American Datum of 1983, Worcester County, MA, Hydrologic Unit 01100001, located on right bank, 200 ft downstream from Westville Dam, 1.0 mi upstream from McKinstry Brook, and 1.3 mi west of Southbridge.
DRAINAGE AREA - 94.4 mi².
REVISIONS HISTORY - WDR MA-RI-03-1: Drainage area.
PERIOD OF RECORD - October 1962 to September 1990, October 2002 to current year. Gage operated from October 1990 to September 2002 for U.S. Army Corps of Engineers flood-control project information; missing and erroneous data during this period were not estimated.
GAGE - Water-stage recorder with satellite telemeter. Datum of gage is 511.33 ft above National Geodetic Vertical Datum of 1929 (U.S. Army Corps of Engineers benchmark).
COOPERATION - U.S. Army Corps of Engineers.

Water Year 2018: Records good except for periods of estimated discharges, which are fair. Flow regulated by Westville and East Brimfield Lakes and by other mills and reservoirs upstream.

Water Year 2017: Records are good. Flow regulated by Westville and East Brimfield Lakes and by other mills and reservoirs upstream.

Water year 2017: The minimum daily discharge of 15 ft³/s occurred on Oct. 7, 2016.

The historical maximum peak flow of 1,850 ft³/s on Mar. 23, 1980 is based on the rating curve extended above 1,100 ft³/s.