Poole Reservoir Dam
Key Takeaway
Poole Reservoir Dam is classified as significant hazard in New Hampshire. It was completed in 1926 and is 100 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 14 ft (taller than 42.1% in NH) |
| Dam Length | 350 ft |
| Dam Type | Concrete |
| Max Storage | 30 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 571 cfs |
| Year Completed | 1926 (100 years old) |
| NID ID | NH01061 |
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
TOWN OF JAFFREY
Local Government
Nearby Dams
Gilson Pond Dam
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Low Hazard 11 ftThorndike Pond Dam
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Low Hazard 13 ftPerkins Pond Dam
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Low Hazard 7 ftScott Pond Dam
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Significant Hazard 10 ftContoocook River Dam
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Significant Hazard 15 ftMountain Brook Reservoir Dam
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Significant Hazard 18 ftContoocook Lake Dam
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Low Hazard 7 ftPearly Pond Dam
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Low Hazard 7 ftFrequently Asked Questions
What is the hazard classification of Poole Reservoir Dam?
Poole Reservoir 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 Poole Reservoir Dam?
Poole Reservoir Dam is owned by TOWN OF JAFFREY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Poole Reservoir Dam built?
Poole Reservoir Dam was completed in 1926, making it 100 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 Poole Reservoir Dam?
Poole Reservoir 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 Poole Reservoir Dam?
Poole Reservoir Dam has a dam height of 14 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 Poole Reservoir Dam last inspected?
Poole Reservoir Dam was last inspected on November 15, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.