Long Pond Dam
Key Takeaway
Long Pond Dam is classified as high hazard in New York. It was completed in 1900 and is 126 years old. Its primary use is fish and wildlife pond. 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 | 17 ft (taller than 46.3% in NY) |
| Dam Length | 170 ft |
| Dam Type | Concrete |
| Max Storage | 315 acre-ft |
| Normal Storage | 135 acre-ft |
| Surface Area | 118 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 620 cfs |
| Year Completed | 1900 (126 years old) |
| NID ID | NY00771 |
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
NYS DEC DIVISION OF LANDS & FORESTS
State Government
Nearby Dams
Genegantslet Creek Project Dam 2a
Chenango, NY
Significant Hazard 23 ftMelody Lake Dam
Cortland, NY
High Hazard 26 ftEdward Decker Recreational Pond Dam
Cortland, NY
Low Hazard 14 ftStump Pond Dam
Cortland, NY
High Hazard 15 ftJohn Micha Dam
Chenango, NY
Low Hazard 18 ftGenegantslet Lake Dam
Chenango, NY
High Hazard 10 ftBloody Pond Dam
Cortland, NY
Low Hazard 12 ftLake Ludlow Club Dam
Chenango, NY
Significant Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Long Pond Dam?
Long Pond 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 Long Pond Dam?
Long Pond Dam is owned by NYS DEC DIVISION OF LANDS & FORESTS (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Long Pond Dam built?
Long Pond Dam was completed in 1900, making it 126 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 Long Pond Dam?
Long Pond Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Long Pond Dam?
Long Pond Dam has a dam height of 17 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 Long Pond Dam last inspected?
Long Pond Dam was last inspected on September 25, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.