Otis
Key Takeaway
Otis is classified as low hazard in Maine. It was completed in 1898 and is 128 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 19 ft (taller than 72.9% in ME) |
| Dam Length | 1,178 ft |
| Dam Type | Concrete |
| Max Storage | 1.7K acre-ft |
| Normal Storage | 1.7K acre-ft |
| Surface Area | 115 acres |
| Drainage Area | 2,490 sq mi |
| Max Discharge | 116,000 cfs |
| Year Completed | 1898 (128 years old) |
| NID ID | ME00009 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Eagle Creek Renewable Energies, LLC Parent Org (CRO)
Private
Nearby Dams
Livermore Falls
Androscoggin, ME
Low Hazard 22 ftJay
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Low Hazard 23 ftMartin Stream
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High Hazard 24 ftAnasagunticook
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Significant Hazard 11 ftChesterville Marsh
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Low Hazard 19 ftDead River
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Otis?
Otis is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Otis?
Otis is owned by Eagle Creek Renewable Energies, LLC Parent Org (CRO) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Otis built?
Otis was completed in 1898, making it 128 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 Otis?
Otis serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Otis?
Otis has a dam height of 19 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 Otis last inspected?
Otis was last inspected on June 27, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.