Prison Pond

HUBBARD BROOK-TR· Windsor, Vermont· Built 1925· Concrete· 18 ft tall
Significant Hazard Fire Protection Stock Or Small Fish Pond State Government

Key Takeaway

Prison Pond is classified as significant hazard in Vermont. It was completed in 1925 and is 101 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 18 ft (taller than 46% in VT)
Dam Length154 ft
Dam TypeConcrete
Max Storage8 acre-ft
Normal Storage0 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Year Completed1925 (101 years old)
NID IDVT00363

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: August 9, 2006
State Regulated: No

Ownership

STATE OF VERMONT - DFW

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Prison Pond?

Prison Pond 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 Prison Pond?

Prison Pond is owned by STATE OF VERMONT - DFW (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Prison Pond built?

Prison Pond was completed in 1925, making it 101 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 Prison Pond?

Prison Pond serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Prison Pond?

Prison Pond has a dam height of 18 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 Prison Pond last inspected?

Prison Pond was last inspected on August 9, 2006. 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.