Wah-tuh Lake is a dam located in Sagadahoc County, Maine, built in 1890. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 16 ft16 ft tall and 300 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Wah-tuh Lake
Wah-tuh Lake is a dam in Sagadahoc, Maine. The dam is owned by Sebasco Harbor Resort LLC (private). It impounds the Wah-tuh Lake.
The dam stands 16 feet tall and stretches 300 feet across, creates a reservoir covering 24 acres, and has a maximum storage capacity of 204 acre-feet. Completed in 1890, 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat.
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Location
| State | Maine |
| County | Sagadahoc |
| River/Stream | Wah-tuh Lake |
| Coordinates | 43.76854, -69.86329 |
Physical Characteristics
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 300 ft |
| Year Completed | 1890 (136 years old) |
Storage & Hydraulics
| NID Storage | 204 acre-ft |
| Max Storage | 204 acre-ft |
| Normal Storage | 146 acre-ft |
| Surface Area | 24 acres |
Ownership & Safety
| Purpose | Other |
| Owner | Sebasco Harbor Resort LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00466 |
| Federal ID | ME00466 |
| More Info | State Dam Safety Program |