Sucker Brook Diversion

Sucker Brook· Addison, Vermont· Built 1917· Earth· 38 ft tall
Significant Hazard Hydroelectric Public Utility

Key Takeaway

Sucker Brook Diversion is classified as significant hazard in Vermont. It was completed in 1917 and is 109 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 38 ft (taller than 86.6% in VT)
Dam Length725 ft
Dam TypeEarth
Max Storage1 acre-ft
Normal Storage1 acre-ft
Surface Area1 acres
Drainage Area10 sq mi
Max Discharge4,180 cfs
Year Completed1917 (109 years old)
NID IDVT00212

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: Yes
Last Inspection: June 8, 2022
State Regulated: No

Ownership

Green Mountain Power Corporation

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sucker Brook Diversion?

Sucker Brook Diversion 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 Sucker Brook Diversion?

Sucker Brook Diversion is owned by Green Mountain Power Corporation (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sucker Brook Diversion built?

Sucker Brook Diversion was completed in 1917, making it 109 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 Sucker Brook Diversion?

Sucker Brook Diversion 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 Sucker Brook Diversion?

Sucker Brook Diversion has a dam height of 38 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 Sucker Brook Diversion last inspected?

Sucker Brook Diversion 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.