Clement Dam is a concrete dam located in Belknap County, New Hampshire, built in 1901. It carries a Significant hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 130 ft long, taller than 55% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Clement Dam
The primary purpose of Clement 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 Clement Dam Hydroelectric LLC (private). It impounds the Winnipesaukee River near Tilton.
The dam stands 26 feet tall and stretches 130 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 103 acre-feet, and collects water from a drainage area of 500 square miles. Completed in 1901, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 07/31/2018.
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Location
| State | New Hampshire |
| County | Belknap |
| Nearest City | Tilton |
| River/Stream | Winnipesaukee River |
| Coordinates | 43.44020, -71.59610 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 130 ft |
| Year Completed | 1901 (125 years old) |
Storage & Hydraulics
| NID Storage | 103 acre-ft |
| Max Storage | 103 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 500 sq mi |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Clement Dam Hydroelectric LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/31/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NH00882 |
| Federal ID | NH00882 |
| More Info | State Dam Safety Program |