Fiske Mill Hydro Dam
Key Takeaway
Fiske Mill Hydro Dam is classified as low hazard in New Hampshire. It was completed in 1922 and is 104 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 20 ft (taller than 70.9% in NH) |
| Dam Length | 200 ft |
| Dam Type | Concrete |
| Max Storage | 90 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 421 sq mi |
| Year Completed | 1922 (104 years old) |
| NID ID | NH00412 |
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
FISKE HYDRO INC
Private
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Fiske Mill Hydro Dam?
Fiske Mill Hydro 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 Fiske Mill Hydro Dam?
Fiske Mill Hydro Dam is owned by FISKE HYDRO INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Fiske Mill Hydro Dam built?
Fiske Mill Hydro Dam was completed in 1922, making it 104 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 Fiske Mill Hydro Dam?
Fiske Mill Hydro Dam 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 Fiske Mill Hydro Dam?
Fiske Mill Hydro Dam has a dam height of 20 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 Fiske Mill Hydro Dam last inspected?
Fiske Mill Hydro Dam was last inspected on September 18, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.