Lake Madeleine

HOPPER BROOK· Bennington, Vermont· Built 1957· Earth· 65 ft tall
Significant Hazard Hydroelectric Private

Key Takeaway

Lake Madeleine is classified as significant hazard in Vermont. It was completed in 1957 and is 69 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 65 ft (taller than 94.4% in VT)
Dam Length1,700 ft
Dam TypeEarth
Max Storage873 acre-ft
Normal Storage0 acre-ft
Surface Area35 acres
Drainage Area1 sq mi
Year Completed1957 (69 years old)
NID IDVT00007

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: August 1, 1978
State Regulated: No

Ownership

CARTHUSIAN FOUNDATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Madeleine?

Lake Madeleine 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 Lake Madeleine?

Lake Madeleine is owned by CARTHUSIAN FOUNDATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Madeleine built?

Lake Madeleine was completed in 1957, making it 69 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 Lake Madeleine?

Lake Madeleine serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lake Madeleine?

Lake Madeleine has a dam height of 65 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 Lake Madeleine last inspected?

Lake Madeleine was last inspected on August 1, 1978. 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.