Little Sebago Lake
Key Takeaway
Little Sebago Lake is classified as significant hazard in Maine. It was completed in 1890 and is 136 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 15 ft (taller than 51.7% in ME) |
| Dam Length | 134 ft |
| Dam Type | Earth |
| Max Storage | 10.2K acre-ft |
| Normal Storage | 7.6K acre-ft |
| Surface Area | 1,898 acres |
| Drainage Area | 17 sq mi |
| Year Completed | 1890 (136 years old) |
| Year Modified | 1978 |
| NID ID | ME00196 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Little Sebago Lake Association
Private
Nearby Dams
Mill Pond
Cumberland, ME
Low Hazard 10 ftEel Weir
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High Hazard 22 ftNorth Gorham
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Low Hazard 13 ftGambo
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Low Hazard 24 ftThomas Pond
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Low Hazard 8 ftMallison Falls
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Significant Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Little Sebago Lake?
Little Sebago Lake is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Little Sebago Lake?
Little Sebago Lake is owned by Little Sebago Lake Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Little Sebago Lake built?
Little Sebago Lake was completed in 1890, making it 136 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Little Sebago Lake?
Little Sebago Lake serves the following purposes: Other, Recreation, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Little Sebago Lake?
Little Sebago Lake has a dam height of 15 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Little Sebago Lake last inspected?
Little Sebago Lake was last inspected on April 28, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.