Upper Reservoir Dam

Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyWorcester
Nearest CityWestminster
River/StreamTributary to Mahoney Brook
Coordinates42.53831, -71.96744

Physical Characteristics

Dam TypeGravity
NID Height12 ft
Dam Length300 ft

Storage & Hydraulics

NID Storage440 acre-ft
Max Storage440 acre-ft
Normal Storage150 acre-ft
Surface Area46 acres
Drainage Area1 sq mi
Max Discharge100 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerTown of Westminster
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection08/09/2023
Emergency Action PlanYes

Identifiers

NID IDMA00850
Federal IDMA00850
More InfoState Dam Safety Program

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