Gambo
Key Takeaway
Gambo is classified as low hazard in Maine. It was completed in 1911 and is 115 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 24 ft (taller than 81.9% in ME) |
| Dam Length | 350 ft |
| Dam Type | Concrete |
| Max Storage | 1.3K acre-ft |
| Normal Storage | 1.0K acre-ft |
| Surface Area | 151 acres |
| Drainage Area | 493 sq mi |
| Max Discharge | 10,135 cfs |
| Year Completed | 1911 (115 years old) |
| NID ID | ME00067 |
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
Dichotomy Power Maine, LLC and Presumpcot Hydro, LLC
Private
Nearby Dams
Mallison Falls
Cumberland, ME
Significant Hazard 14 ftDundee
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High Hazard 50 ftNorth Gorham
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High Hazard 28 ftEel Weir
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High Hazard 22 ftHighland Lake Westbrook
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Low Hazard 11 ftMill Pond
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Low Hazard 10 ftLittle Sebago Lake
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Significant Hazard 15 ftCumberland Mills
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Gambo?
Gambo 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 Gambo?
Gambo is owned by Dichotomy Power Maine, LLC and Presumpcot Hydro, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gambo built?
Gambo was completed in 1911, making it 115 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 Gambo?
Gambo 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 Gambo?
Gambo has a dam height of 24 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 Gambo last inspected?
Gambo was last inspected on July 18, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.