Shaker Mill Pond Dam

Shaker Mill Pond Dam is an earth dam located in Berkshire County, Massachusetts, built in 1910. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Shaker Mill Pond Dam

The primary purpose of Shaker Mill Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of West Stockbridge (local government). It impounds the Williams River near W. Stockbridge.

The dam stands 18 feet tall and stretches 100 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 466 acre-feet, and collects water from a drainage area of 32 square miles. Completed in 1910, the structure is over a century old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/08/2023.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Massachusetts dam safety program can provide more specific information about emergency planning for this structure.

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

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyBerkshire
Nearest CityW. Stockbridge
River/StreamWilliams River
Coordinates42.33480, -73.36797

Physical Characteristics

Dam TypeEarth
NID Height18 ft
Dam Length100 ft
Year Completed1910 (116 years old)

Storage & Hydraulics

NID Storage466 acre-ft
Max Storage466 acre-ft
Normal Storage119 acre-ft
Surface Area30 acres
Drainage Area32 sq mi
Max Discharge1,500 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerTown of West Stockbridge
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/08/2023
Emergency Action PlanYes

Identifiers

NID IDMA00732
Federal IDMA00732
More InfoState Dam Safety Program

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