Richard Clapp Dam

POND BROOK· Franklin, Massachusetts· Built 1955· Earth· 11 ft tall
Significant Hazard Recreation Private

Key Takeaway

Richard Clapp Dam is classified as significant hazard in Massachusetts. It was completed in 1955 and is 71 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 11 ft (taller than 25.5% in MA)
Dam Length250 ft
Dam TypeEarth
Max Storage26 acre-ft
Normal Storage19 acre-ft
Surface Area4 acres
Drainage Area3 sq mi
Year Completed1955 (71 years old)
NID IDMA01741

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 19, 2014
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

JOANNE MCGOWAN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Richard Clapp Dam?

Richard Clapp 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 Richard Clapp Dam?

Richard Clapp Dam is owned by JOANNE MCGOWAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Richard Clapp Dam built?

Richard Clapp Dam was completed in 1955, making it 71 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Richard Clapp Dam?

Richard Clapp 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 Richard Clapp Dam?

Richard Clapp Dam has a dam height of 11 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 Richard Clapp Dam last inspected?

Richard Clapp Dam was last inspected on December 19, 2014. 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.