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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.
USGS Water-Year Summary 2024
01105500 EAST BRANCH NEPONSET RIVER AT CANTON, MA
LOCATION - Lat 42°09'16", long 71°08'47" referenced to North American Datum of 1927, Norfolk County, MA, Hydrologic Unit 01090001, on right bank 100 ft downstream from Washington Street Bridge at Canton, 200 ft downstream from Forge Pond Dam, and 900 ft downstream from Massapoag Brook.
DRAINAGE AREA - 27.2 mi².
REVISIONS HISTORY - WSP 1901: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge: October 1952 to current year. Water-quality records: Water years 1959, 1967-68, 2000.
GAGE - Data Collection Platform with satellite telemeter. Datum of gage is 79.40 ft above NAVD 1988, from Massachusetts Department of Public Works benchmark. Prior to May 12, 2020, datum of gage reported as 80.18 ft above NGVD 1929, from Massachusetts Department of Public Works benchmark.
COOPERATION - Massachusetts Department of Conservation and Recreation, Office of Water Resources.
REMARKS - Records good except those for estimated daily discharge, which are fair. Flow regulated by Forge, Bolivar, Massapoag, and Reservoir Ponds, and other ponds upstream. Flow affected by diversions for municipal supply of Canton and Stoughton.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water-quality records: Water years 1959, 1967-68, 2000.
