The Squanacook River Dam is a dam south of Groton Road between Groton and Shirley in Middlesex County, Massachusetts, United States.[1] It is one of five dams on the Squannacook River, which forms the boundary between Groton County and Shirley County.

Squannacook River Dam
Map
Interactive map of Squannacook River Dam
Official nameSquannacook River Dam
LocationGroton / Shirley,
Middlesex County,
Massachusetts, USA
OperatorMassachusetts Power Company
Dam and spillways
ImpoundsSquannacook River
Height30 ft
Reservoir
CreatesSquannacook River Reservoir

References

edit
  1. "Squannacook River Dam Information". grotonma.gov. Retrieved 1 November 2025.

42°36′9.2″N 71°37′39.9″W / 42.602556°N 71.627750°W / 42.602556; -71.627750