Lake Valhalla Dam
Key Takeaway
Lake Valhalla Dam is classified as significant hazard in New York. It was completed in 1928 and is 98 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 19 ft (taller than 53.6% in NY) |
| Dam Length | 235 ft |
| Dam Type | Earth |
| Max Storage | 209 acre-ft |
| Normal Storage | 260 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 147 cfs |
| Year Completed | 1928 (98 years old) |
| NID ID | NY00012 |
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
Slopeline, LLC
Private
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Significant Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Lake Valhalla Dam?
Lake Valhalla 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 Lake Valhalla Dam?
Lake Valhalla Dam is owned by Slopeline, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Valhalla Dam built?
Lake Valhalla Dam was completed in 1928, making it 98 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 Lake Valhalla Dam?
Lake Valhalla 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 Lake Valhalla Dam?
Lake Valhalla Dam has a dam height of 19 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 Lake Valhalla Dam last inspected?
Lake Valhalla Dam was last inspected on November 19, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.