Wequaquet Lake Dam

UNNAMED· Barnstable, Massachusetts· Concrete· 7 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Wequaquet Lake 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 7 ft (taller than 2.3% in MA)
Dam Length32 ft
Dam TypeConcrete
Max Storage2.2K acre-ft
Normal Storage431 acre-ft
Surface Area1 acres
Drainage Area4 sq mi
NID IDMA02391

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: September 2, 2015
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

TOWN OF BARNSTABLE, DEPARTMENT OF PUBLIC WORKS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wequaquet Lake Dam?

Wequaquet Lake 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 Wequaquet Lake Dam?

Wequaquet Lake Dam is owned by TOWN OF BARNSTABLE, DEPARTMENT OF PUBLIC WORKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Wequaquet Lake Dam?

Wequaquet Lake 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 Wequaquet Lake Dam?

Wequaquet Lake Dam has a dam height of 7 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 Wequaquet Lake Dam last inspected?

Wequaquet Lake Dam was last inspected on September 2, 2015. 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.