William O Nannen Pond Dam
Key Takeaway
William O Nannen Pond Dam is classified as significant hazard in New York. It was completed in 1964 and is 62 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 15 ft (taller than 37.1% in NY) |
| Dam Length | 1,230 ft |
| Dam Type | Earth |
| Max Storage | 36 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 48 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | NY00826 |
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
JOHN D NORTHRUP
Private
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of William O Nannen Pond Dam?
William O Nannen Pond 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 William O Nannen Pond Dam?
William O Nannen Pond Dam is owned by JOHN D NORTHRUP (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was William O Nannen Pond Dam built?
William O Nannen Pond Dam was completed in 1964, making it 62 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 William O Nannen Pond Dam?
William O Nannen Pond 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 William O Nannen Pond Dam?
William O Nannen Pond Dam has a dam height of 15 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 William O Nannen Pond Dam last inspected?
William O Nannen Pond Dam was last inspected on October 26, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.