Sugar Hill

Sucker Brook· Addison, Vermont· Built 1931· Earth· 60 ft tall
High Hazard Hydroelectric Private

Key Takeaway

Sugar Hill is classified as high hazard in Vermont. It was completed in 1931 and is 95 years old. Its primary use is hydroelectric. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 60 ft (taller than 93.9% in VT)
Dam Length855 ft
Dam TypeEarth
Max Storage828 acre-ft
Normal Storage785 acre-ft
Surface Area65 acres
Drainage Area3 sq mi
Max Discharge3,032 cfs
Year Completed1931 (95 years old)
NID IDVT00176

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: June 8, 2022
State Regulated: No

Ownership

Green Mountain Power Corporation

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sugar Hill?

Sugar Hill is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Sugar Hill?

Sugar Hill is owned by Green Mountain Power Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sugar Hill built?

Sugar Hill was completed in 1931, making it 95 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 Sugar Hill?

Sugar Hill 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 Sugar Hill?

Sugar Hill has a dam height of 60 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 Sugar Hill last inspected?

Sugar Hill was last inspected on June 8, 2022. 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.