Mill Pond Dam

MARSTONS MILL RIVER. FORMERLY GOODSPEED RIVER.· Barnstable, Massachusetts· Concrete· 7 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Mill Pond 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 Length53 ft
Dam TypeConcrete
Max Storage23 acre-ft
Normal Storage19 acre-ft
Surface Area6 acres
Drainage Area9 sq mi
NID IDMA02392

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

Lumbert Pond Dam

Barnstable, MA

Significant Hazard 7 ft

Santuit Pond Dam

Barnstable, MA

Significant Hazard 8 ft

Mashpee River (Rte 130) Dam

Barnstable, MA

Significant Hazard 12 ft

Nye Pond Dam

Barnstable, MA

Significant Hazard 13 ft

Wequaquet Lake Dam

Barnstable, MA

Significant Hazard 7 ft

Johns Pond Dam

Barnstable, MA

Low Hazard 8 ft

Upper Reservoir Dam

Barnstable, MA

Low Hazard 7 ft

Red Brook Road Dam

Barnstable, MA

Significant Hazard 5 ft

Frequently Asked Questions

What is the hazard classification of Mill Pond Dam?

Mill Pond 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 Mill Pond Dam?

Mill Pond 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 Mill Pond Dam?

Mill Pond 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 Mill Pond Dam?

Mill Pond 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 Mill Pond Dam last inspected?

Mill Pond 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.