Windsor Upper

MILL BROOK· Windsor, Vermont· Built 1834· Gravity· 55 ft tall
High Hazard Recreation Local Government

Key Takeaway

Windsor Upper is classified as high hazard in Vermont. It was completed in 1834 and is 192 years old. Its primary use is recreation. 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 55 ft (taller than 93% in VT)
Dam Length320 ft
Dam TypeGravity
Max Storage645 acre-ft
Normal Storage0 acre-ft
Surface Area70 acres
Drainage Area44 sq mi
Year Completed1834 (192 years old)
NID IDVT00013

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 23, 2016
State Regulated: Yes
Regulatory Agency: DEC

Ownership

TOWN OF WINDSOR

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Windsor Upper?

Windsor Upper 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 Windsor Upper?

Windsor Upper is owned by TOWN OF WINDSOR (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Windsor Upper built?

Windsor Upper was completed in 1834, making it 192 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 Windsor Upper?

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

How tall is Windsor Upper?

Windsor Upper has a dam height of 55 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 Windsor Upper last inspected?

Windsor Upper was last inspected on June 23, 2016. 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.