Alpina Dam
Key Takeaway
Alpina Dam is classified as low hazard in New York. It was completed in 1933 and is 93 years old. Its primary use is other.
Physical Details
| Dam Height | 7 ft (taller than 0.9% in NY) |
| Dam Length | 120 ft |
| Dam Type | Concrete |
| Max Storage | 39.7K acre-ft |
| Normal Storage | 39.7K acre-ft |
| Surface Area | 1,286 acres |
| Drainage Area | 18 sq mi |
| Max Discharge | 412 cfs |
| Year Completed | 1933 (93 years old) |
| NID ID | NY00778 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
NIAGARA MOHAWK POWER CORPORATION
Public Utility
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Significant Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Alpina Dam?
Alpina Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Alpina Dam?
Alpina Dam is owned by NIAGARA MOHAWK POWER CORPORATION (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Alpina Dam built?
Alpina Dam was completed in 1933, making it 93 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 Alpina Dam?
Alpina Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Alpina Dam?
Alpina Dam has a dam height of 7 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 Alpina Dam last inspected?
Alpina Dam was last inspected on July 23, 2002. Inspection dates indicate when a formal review occurred, not the results of that inspection.