Sleeper
Key Takeaway
Sleeper is classified as significant hazard in Maine. It was completed in 1850 and is 176 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 18.4% in ME) |
| Dam Length | 80 ft |
| Dam Type | Stone |
| Max Storage | 4.2K acre-ft |
| Normal Storage | 3.6K acre-ft |
| Surface Area | 2,050 acres |
| Drainage Area | 34 sq mi |
| Year Completed | 1850 (176 years old) |
| Year Modified | 1961 |
| NID ID | ME00014 |
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
Sabattus
Local Government
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Sleeper?
Sleeper 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 Sleeper?
Sleeper is owned by Sabattus (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sleeper built?
Sleeper was completed in 1850, making it 176 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 Sleeper?
Sleeper serves the following purposes: Recreation, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sleeper?
Sleeper has a dam height of 10 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 Sleeper last inspected?
Sleeper was last inspected on September 28, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.