Upper Little Falls
Key Takeaway
Upper Little Falls is classified as significant hazard in Maine. It was completed in 1950 and is 76 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 74.1% in ME) |
| Dam Length | 120 ft |
| Dam Type | Concrete |
| Max Storage | 5.6K acre-ft |
| Normal Storage | 5.6K acre-ft |
| Surface Area | 1,209 acres |
| Drainage Area | 40 sq mi |
| Year Completed | 1950 (76 years old) |
| NID ID | ME00396 |
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
IFW/State of Maine
State Government
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Significant Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Upper Little Falls?
Upper Little Falls 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 Upper Little Falls?
Upper Little Falls is owned by IFW/State of Maine (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Little Falls built?
Upper Little Falls was completed in 1950, making it 76 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 Upper Little Falls?
Upper Little Falls serves the following purposes: Hydroelectric, Other, Fish And Wildlife Pond, 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 Upper Little Falls?
Upper Little Falls has a dam height of 20 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 Upper Little Falls last inspected?
Upper Little Falls was last inspected on October 29, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.