Cocassett Lake Dam

Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyNorfolk
Nearest CityFoxborough
River/StreamCocassett River
Coordinates42.05583, -71.25954

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Length350 ft
Year Completed1813 (213 years old)

Storage & Hydraulics

NID Storage215 acre-ft
Max Storage215 acre-ft
Normal Storage180 acre-ft
Surface Area32 acres
Drainage Area2 sq mi
Max Discharge65 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCocassett Lake Association, Inc.
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection10/18/2022
Emergency Action PlanYes

Identifiers

NID IDMA00817
Federal IDMA00817
More InfoState Dam Safety Program

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