Upper Porter Pond Dam

Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyPlymouth
Nearest CityBrockton
River/StreamSalisbury Brook & Salisbury Plain River
Coordinates42.10176, -71.04322

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Length340 ft
Year Completed1940 (86 years old)

Storage & Hydraulics

NID Storage79 acre-ft
Max Storage79 acre-ft
Normal Storage28 acre-ft
Surface Area11 acres
Drainage Area3 sq mi
Max Discharge370 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCity of Brockton
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection11/07/2022
Emergency Action PlanYes

Identifiers

NID IDMA00425
Federal IDMA00425
More InfoState Dam Safety Program

Nearby Dams

Lower Porter Pond Dam 0.2 mi Significant Waldo Lake Dam 0.4 mi High Thirty Acre Pond Dam 0.6 mi High Ellis Brett Pond Dam 0.7 mi High Cross Pond Dam 0.8 mi Significant Brockton Reservoir Dam 0.9 mi Significant French Pond Dam 2.2 mi Significant Lake Holbrook Dam 3.4 mi Significant Ames Pond Dam 3.4 mi Significant Ames Pond Dam 3.5 mi Low