Wappingers Falls

Wappinger Creek· Dutchess, New York· Built 1872· Masonry· 20 ft tall

Key Takeaway

Wappingers Falls is classified as high hazard in New York. It was completed in 1872 and is 154 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 20 ft (taller than 56.3% in NY)
Dam Length245 ft
Dam TypeMasonry
Max Storage700 acre-ft
Normal Storage700 acre-ft
Surface Area100 acres
Drainage Area200 sq mi
Max Discharge8,500 cfs
Year Completed1872 (154 years old)
NID IDNY00003

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: May 9, 2022
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

Village of Wappingers Falls, NY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wappingers Falls?

Wappingers Falls 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 Wappingers Falls?

Wappingers Falls is owned by Village of Wappingers Falls, NY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wappingers Falls built?

Wappingers Falls was completed in 1872, making it 154 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 Wappingers Falls?

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

How tall is Wappingers Falls?

Wappingers Falls has a dam height of 20 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 Wappingers Falls last inspected?

Wappingers Falls was last inspected on May 9, 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.