Accord Pond Dam

Accord Pond Dam is an earth dam located in Plymouth County, Massachusetts. It carries a Significant hazard potential classification and has a fair condition assessment.

About Accord Pond Dam

The primary purpose of Accord Pond Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Aquarion Water Company Of Massachusetts Inc. (private). It impounds the Accord Brook near Hingham.

The dam stands 10 feet tall and stretches 300 feet across, creates a reservoir covering 100 acres, has a maximum storage capacity of 985 acre-feet, and collects water from a drainage area of 1 square miles.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/10/2019.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyPlymouth
Nearest CityHingham
River/StreamAccord Brook
Coordinates42.17423, -70.88938

Physical Characteristics

Dam TypeEarth
NID Height10 ft
Dam Length300 ft

Storage & Hydraulics

NID Storage985 acre-ft
Max Storage985 acre-ft
Normal Storage845 acre-ft
Surface Area100 acres
Drainage Area1 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerAquarion Water Company of Massachusetts Inc.
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection04/10/2019
Emergency Action PlanYes

Identifiers

NID IDMA00430
Federal IDMA00430
More InfoState Dam Safety Program

Nearby Dams