John Mc Namara Marsh Pond Dam
Key Takeaway
John Mc Namara Marsh Pond Dam is classified as low hazard in New York. It was completed in 1952 and is 74 years old. Its primary use is other.
Physical Details
| Dam Height | 8 ft (taller than 5.1% in NY) |
| Dam Length | 142 ft |
| Dam Type | Earth |
| Max Storage | 119 acre-ft |
| Normal Storage | 109 acre-ft |
| Surface Area | 47 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 419 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | NY00915 |
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
L L TOWNER
Private
Nearby Dams
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Low Hazard 21 ftFleet Pond Dam
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Low Hazard 25 ftLevi Recreational Pond Dam
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Low Hazard 18 ftJoseph Karwoski Farm Pond Dam
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Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of John Mc Namara Marsh Pond Dam?
John Mc Namara Marsh Pond 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 John Mc Namara Marsh Pond Dam?
John Mc Namara Marsh Pond Dam is owned by L L TOWNER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was John Mc Namara Marsh Pond Dam built?
John Mc Namara Marsh Pond Dam was completed in 1952, making it 74 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 John Mc Namara Marsh Pond Dam?
John Mc Namara Marsh Pond 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 John Mc Namara Marsh Pond Dam?
John Mc Namara Marsh Pond Dam has a dam height of 8 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 John Mc Namara Marsh Pond Dam last inspected?
John Mc Namara Marsh Pond Dam was last inspected on May 26, 1977. Inspection dates indicate when a formal review occurred, not the results of that inspection.