Avon Marsh Dam
Key Takeaway
Avon Marsh Dam is classified as significant hazard in New York. It was completed in 1980 and is 46 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 12.4% in NY) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 46 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 163 cfs |
| Year Completed | 1980 (46 years old) |
| NID ID | NY10933 |
Safety Information
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?
Ownership
NYS DEC - DIVISION OF FISH AND WILDLIFE
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Avon Marsh Dam?
Avon Marsh Dam 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 Avon Marsh Dam?
Avon Marsh Dam is owned by NYS DEC - DIVISION OF FISH AND WILDLIFE (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Avon Marsh Dam built?
Avon Marsh Dam was completed in 1980, making it 46 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 Avon Marsh Dam?
Avon Marsh Dam 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 Avon Marsh Dam?
Avon Marsh Dam has a dam height of 10 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 Avon Marsh Dam last inspected?
Avon Marsh Dam was last inspected on November 30, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.