Ayers Pond Dam
Key Takeaway
Ayers Pond Dam is classified as low hazard in New Hampshire. It was completed in 1865 and is 161 years old. Its primary use is recreation.
Physical Details
| Dam Height | 16 ft (taller than 54.9% in NH) |
| Dam Length | 106 ft |
| Dam Type | Earth |
| Max Storage | 93 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 488 cfs |
| Year Completed | 1865 (161 years old) |
| Year Modified | 1930 |
| NID ID | NH00169 |
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
THE WARREN AND SUZANNE BARCLAY REV TRUST
Private
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Significant Hazard 33 ftGumpas Pond Dam
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High Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Ayers Pond Dam?
Ayers 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 Ayers Pond Dam?
Ayers Pond Dam is owned by THE WARREN AND SUZANNE BARCLAY REV TRUST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ayers Pond Dam built?
Ayers Pond Dam was completed in 1865, making it 161 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 Ayers Pond Dam?
Ayers 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 Ayers Pond Dam?
Ayers Pond Dam has a dam height of 16 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 Ayers Pond Dam last inspected?
Ayers Pond Dam was last inspected on April 30, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.