Giles Pond
Key Takeaway
Giles Pond is classified as low hazard in New Hampshire. It was completed in 1904 and is 122 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 18 ft (taller than 63.5% in NH) |
| Dam Length | 245 ft |
| Dam Type | Masonry |
| Max Storage | 860 acre-ft |
| Normal Storage | 860 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 25 sq mi |
| Max Discharge | 1,800 cfs |
| Year Completed | 1904 (122 years old) |
| NID ID | NH00177 |
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
Franklin Falls Hydro Electric Corporation
Private
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Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Giles Pond?
Giles Pond 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 Giles Pond?
Giles Pond is owned by Franklin Falls Hydro Electric Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Giles Pond built?
Giles Pond was completed in 1904, making it 122 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 Giles Pond?
Giles Pond serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Giles Pond?
Giles Pond has a dam height of 18 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 Giles Pond last inspected?
Giles Pond was last inspected on May 24, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.