Lake Adirondack Dam
Key Takeaway
Lake Adirondack Dam is classified as high hazard in New York. It was completed in 1910 and is 116 years old. Its primary use is recreation. 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 | 18 ft (taller than 49.5% in NY) |
| Dam Length | 817 ft |
| Dam Type | Earth |
| Max Storage | 2.0K acre-ft |
| Normal Storage | 1.7K acre-ft |
| Surface Area | 163 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 863 cfs |
| Year Completed | 1910 (116 years old) |
| NID ID | NY00621 |
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
TOWN OF INDIAN LAKE
Local Government
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Lake Adirondack Dam?
Lake Adirondack Dam 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 Lake Adirondack Dam?
Lake Adirondack Dam is owned by TOWN OF INDIAN LAKE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Adirondack Dam built?
Lake Adirondack Dam was completed in 1910, making it 116 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 Adirondack Dam?
Lake Adirondack 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 Adirondack Dam?
Lake Adirondack Dam has a dam height of 18 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 Adirondack Dam last inspected?
Lake Adirondack Dam was last inspected on November 5, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.