Allens Falls
Key Takeaway
Allens Falls is classified as high hazard in New York. It was completed in 1991 and is 35 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 | 37 ft (taller than 86.3% in NY) |
| Dam Length | 766 ft |
| Dam Type | Concrete |
| Max Storage | 1.8K acre-ft |
| Normal Storage | 1.8K acre-ft |
| Surface Area | 132 acres |
| Drainage Area | 200 sq mi |
| Max Discharge | 29,205 cfs |
| Year Completed | 1991 (35 years old) |
| NID ID | NY00200 |
Safety Information
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?
Ownership
Erie Boulevard Hydropower, L.P.
Private
Nearby Dams
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High Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Allens Falls?
Allens 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 Allens Falls?
Allens Falls is owned by Erie Boulevard Hydropower, L.P. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Allens Falls built?
Allens Falls was completed in 1991, making it 35 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 Allens Falls?
Allens Falls 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 Allens Falls?
Allens Falls has a dam height of 37 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 Allens Falls last inspected?
Allens Falls was last inspected on August 16, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.