Jackson Pond Dam
Key Takeaway
Jackson Pond Dam is classified as significant hazard in New Hampshire. It was completed in 1894 and is 132 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 12 ft (taller than 28.2% in NH) |
| Dam Length | 260 ft |
| Dam Type | Earth |
| Max Storage | 382 acre-ft |
| Normal Storage | 210 acre-ft |
| Surface Area | 53 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 260 cfs |
| Year Completed | 1894 (132 years old) |
| Year Modified | 1944 |
| NID ID | NH00803 |
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
FRIENDS OF JACKSON POND INC
Private
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Significant Hazard 15 ftWhite Oak Pond Dam
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Low Hazard 8 ftWildlife Pond Dam
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Low Hazard 9 ftLake Wicwas Dam
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Low Hazard 7 ftDickerman Pond Dam
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Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Jackson Pond Dam?
Jackson 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 Jackson Pond Dam?
Jackson Pond Dam is owned by FRIENDS OF JACKSON POND INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Jackson Pond Dam built?
Jackson Pond Dam was completed in 1894, making it 132 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 Jackson Pond Dam?
Jackson 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 Jackson Pond Dam?
Jackson Pond Dam has a dam height of 12 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 Jackson Pond Dam last inspected?
Jackson Pond Dam was last inspected on June 28, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.