Windsor Lake Dam

Windsor Lake Dam is an earth dam located in Berkshire County, Massachusetts, built in 1883. It carries a High hazard potential classification and has a fair condition assessment.

About Windsor Lake Dam

The primary purpose of Windsor Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of North Adams (local government). It impounds the Tributary Of Hoosic River near N. Adams.

The dam stands 20 feet tall and stretches 375 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 185 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1883, 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 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 11/15/2023.

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 HazardFair ConditionEmergency Action Plan: Yes

Location

StateMassachusetts
CountyBerkshire
Nearest CityN. Adams
River/StreamTributary Of Hoosic River
Coordinates42.68587, -73.09282

Physical Characteristics

Dam TypeEarth
NID Height20 ft
Dam Length375 ft
Year Completed1883 (143 years old)

Storage & Hydraulics

NID Storage185 acre-ft
Max Storage185 acre-ft
Normal Storage105 acre-ft
Surface Area25 acres
Drainage Area0 sq mi
Max Discharge110 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCity of North Adams
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/15/2023
Emergency Action PlanYes

Identifiers

NID IDMA00281
Federal IDMA00281
More InfoState Dam Safety Program

Nearby Dams