Swansea Dam

LEWIN BROOK· Bristol, Massachusetts· Masonry· 13 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Swansea Dam is classified as significant hazard in Massachusetts. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 13 ft (taller than 39.5% in MA)
Dam Length105 ft
Dam TypeMasonry
Max Storage113 acre-ft
Normal Storage44 acre-ft
Surface Area0 acres
Drainage Area4 sq mi
NID IDMA01084

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: December 8, 2016
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

TOWN OF SWANSEA

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Swansea Dam?

Swansea Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Swansea Dam?

Swansea Dam is owned by TOWN OF SWANSEA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Swansea Dam?

Swansea Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Swansea Dam?

Swansea Dam has a dam height of 13 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Swansea Dam last inspected?

Swansea Dam was last inspected on December 8, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.