Amelia Earhart Dam

MYSTIC RIVER· Middlesex, Massachusetts· Built 1965· Gravity· 21 ft tall
Low Hazard Flood Risk Reduction Navigation Recreation State Government

Key Takeaway

Amelia Earhart Dam is classified as low hazard in Massachusetts. It was completed in 1965 and is 61 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 21 ft (taller than 72.5% in MA)
Dam Length950 ft
Dam TypeGravity
Max Storage6.6K acre-ft
Normal Storage4.5K acre-ft
Drainage Area32 sq mi
Year Completed1965 (61 years old)
NID IDMA01088

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: March 7, 2017
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

DCR - DEPT. OF CONSERVATION & RECREATION

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Amelia Earhart Dam?

Amelia Earhart Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Amelia Earhart Dam?

Amelia Earhart Dam is owned by DCR - DEPT. OF CONSERVATION & RECREATION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Amelia Earhart Dam built?

Amelia Earhart Dam was completed in 1965, making it 61 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 Amelia Earhart Dam?

Amelia Earhart Dam serves the following purposes: Flood Risk Reduction, Navigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Amelia Earhart Dam?

Amelia Earhart Dam has a dam height of 21 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 Amelia Earhart Dam last inspected?

Amelia Earhart Dam was last inspected on March 7, 2017. 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.