Lake Dunmore

LEICESTER RIVER· Addison, Vermont· Built 1920· Earth· 8 ft tall
Low Hazard Hydroelectric Public Utility

Key Takeaway

Lake Dunmore is classified as low hazard in Vermont. It was completed in 1920 and is 106 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 8 ft (taller than 4.7% in VT)
Dam Length70 ft
Dam TypeEarth
Max Storage4.9K acre-ft
Normal Storage0 acre-ft
Surface Area985 acres
Drainage Area20 sq mi
Year Completed1920 (106 years old)
NID IDVT00191

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: May 13, 1953
State Regulated: No

Ownership

GREEN MOUNTAIN POWER CORP

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Dunmore?

Lake Dunmore 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 Lake Dunmore?

Lake Dunmore is owned by GREEN MOUNTAIN POWER CORP (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Dunmore built?

Lake Dunmore was completed in 1920, making it 106 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 Dunmore?

Lake Dunmore 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 Dunmore?

Lake Dunmore has a dam height of 8 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 Dunmore last inspected?

Lake Dunmore was last inspected on May 13, 1953. 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.