Thirty Acre Pond Dam

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyPlymouth
Nearest CityBrockton
River/StreamSalisbury Brook and Salisbury Plain River
Coordinates42.09361, -71.04653

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Length600 ft
Year Completed1936 (90 years old)

Storage & Hydraulics

NID Storage230 acre-ft
Max Storage230 acre-ft
Normal Storage125 acre-ft
Surface Area27 acres
Drainage Area4 sq mi
Max Discharge83 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCity of Brockton
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/14/2022
Emergency Action PlanYes

Identifiers

NID IDMA00423
Federal IDMA00423
More InfoState Dam Safety Program

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