Cobbosseecontee Outlet
Key Takeaway
Cobbosseecontee Outlet is classified as significant hazard in Maine. It was completed in 1900 and is 126 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 14 ft (taller than 45.1% in ME) |
| Dam Length | 191 ft |
| Dam Type | Concrete |
| Max Storage | 67.0K acre-ft |
| Normal Storage | 50.8K acre-ft |
| Surface Area | 6,960 acres |
| Drainage Area | 114 sq mi |
| Year Completed | 1900 (126 years old) |
| Year Modified | 1986 |
| NID ID | ME00096 |
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
Manchester
Local Government
Nearby Dams
Collins Mills
Kennebec, ME
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Cobbosseecontee Outlet?
Cobbosseecontee Outlet 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 Cobbosseecontee Outlet?
Cobbosseecontee Outlet is owned by Manchester (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cobbosseecontee Outlet built?
Cobbosseecontee Outlet was completed in 1900, making it 126 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 Cobbosseecontee Outlet?
Cobbosseecontee Outlet serves the following purposes: Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Cobbosseecontee Outlet?
Cobbosseecontee Outlet has a dam height of 14 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 Cobbosseecontee Outlet last inspected?
Cobbosseecontee Outlet was last inspected on October 9, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.