Fiske Mill Hydro Dam
Fiske Mill Hydro Dam is a concrete dam located in Cheshire County, New Hampshire, built in 1922. It carries a Low hazard potential classification.
About Fiske Mill Hydro Dam
The primary purpose of Fiske Mill Hydro Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Fiske Hydro Inc (private). It impounds the Ashuelot River near Hinsdale.
The dam stands 20 feet tall and stretches 200 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 420 square miles. Completed in 1922, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 09/18/2019.
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Location
| State | New Hampshire |
| County | Cheshire |
| Nearest City | Hinsdale |
| River/Stream | Ashuelot River |
| Coordinates | 42.78660, -72.48200 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 200 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 420 sq mi |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | FISKE HYDRO INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/18/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00412 |
| Federal ID | NH00412 |
| More Info | State Dam Safety Program |