Mahoney Pond Dam

MAHONEY BROOK· Worcester, Massachusetts· Earth· 10 ft tall
Significant Hazard Other Local Government

Key Takeaway

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

Physical Details

Dam Height 10 ft (taller than 18% in MA)
Dam Length150 ft
Dam TypeEarth
Max Storage13 acre-ft
Normal Storage10 acre-ft
Drainage Area5 sq mi
NID IDMA02319

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: October 25, 2011
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

CITY OF GARDNER, OFFICE OF THE MAYOR

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mahoney Pond Dam?

Mahoney 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 Mahoney Pond Dam?

Mahoney Pond Dam is owned by CITY OF GARDNER, OFFICE OF THE MAYOR (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Mahoney Pond Dam?

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

How tall is Mahoney Pond Dam?

Mahoney Pond Dam has a dam height of 10 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 Mahoney Pond Dam last inspected?

Mahoney Pond Dam was last inspected on October 25, 2011. 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.