Wadleigh Falls Dam is a concrete dam located in Strafford County, New Hampshire, built in 1906. It carries a Undetermined hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 13 ft13 ft tall and 300 ft long. 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 Wadleigh Falls Dam
The primary purpose of Wadleigh Falls Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mr Christopher Dodge (private). It impounds the Lamprey River near Lee.
The dam stands 13 feet tall and stretches 300 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 100 acre-feet, and collects water from a drainage area of 154 square miles. Completed in 1906, the structure is over a century old.
Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 07/12/2022.
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Location
| State | New Hampshire |
| County | Strafford |
| Nearest City | Lee |
| River/Stream | Lamprey River |
| Coordinates | 43.09130, -71.00660 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 300 ft |
| Year Completed | 1906 (120 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 85 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 154 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mr Christopher Dodge |
| Owner Type | Private |
| Hazard Classification | Undetermined |
| Condition Assessment | Poor |
| Last Inspection | 07/12/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH03811 |
| Federal ID | NH03811 |
| More Info | State Dam Safety Program |