Little Sebago Lake is an earth dam located in Cumberland County, Maine, built in 1890. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 15 ft15 ft tall and 134 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 Little Sebago Lake
Little Sebago Lake is a dam in Cumberland, Maine. The dam is owned by Little Sebago Lake Association (private). It impounds the Ditch Brook.
The dam stands 15 feet tall and stretches 134 feet across, creates a reservoir covering 1,898 acres, has a maximum storage capacity of 10,181 acre-feet, and collects water from a drainage area of 17 square miles. Completed in 1890, 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/28/2016. That was over 10 years ago.
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Location
| State | Maine |
| County | Cumberland |
| River/Stream | Ditch Brook |
| Coordinates | 43.84139, -70.42500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 134 ft |
| Year Completed | 1890 (136 years old) |
Storage & Hydraulics
| NID Storage | 10,181 acre-ft |
| Max Storage | 10,181 acre-ft |
| Normal Storage | 7,620 acre-ft |
| Surface Area | 1,898 acres |
| Drainage Area | 17 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | Little Sebago Lake Association |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/28/2016 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ME00196 |
| Federal ID | ME00196 |
| More Info | State Dam Safety Program |