Winsor Dam And Quabbin Reservoir

Off Quabbin Hill Road in Belchertown

Large dam creating Quabbin Reservoir, with Goodnough Dike.


Quabbin 1

Winsor Dam Monument

Photo taken by Chester Gehman in July 2020



Street View 


The Winsor Dam, named for Chief Engineer Frank E. Winsor, creates the Quabbin Reservoir, the primary water source for the city of Boston and many other communities. It is administered by the Massachusetts Department of Conservation and Recreation (DCR) The Winsor Dam is 2,460 ft. long with a top width of 35 ft.and was built between 1927 and 1939. The Quabbin Reservoir is the largest inland body of water in Massachusetts,and Winsor Dam is one of the largest dams in the Eastern U.S. 2,500 Swift River inhabitants were displaced, and the towns of Dana, in Worcester County, and Enfield, Greenwich and Prescott, all in Hampshire County, ceased to exist.

Update Log 

  • November 2, 2020: New photos from Chester Gehman
  • November 2, 2020: Added by Chester Gehman


  • Chester Gehman - gehmanc2000 [at] yahoo [dot] com