Alder Brook
Key Takeaway
Alder Brook is classified as low hazard in Maine. It was completed in 1973 and is 53 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 35 ft (taller than 91.5% in ME) |
| Dam Length | 1,075 ft |
| Dam Type | Earth |
| Max Storage | 2.8K acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 15 sq mi |
| Year Completed | 1973 (53 years old) |
| NID ID | ME00484 |
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
Presque Isle
Local Government
Nearby Dams
Mapleton
Aroostook, ME
Low Hazard 11 ftWhitney
Aroostook, ME
Low Hazard 28 ftArnold Brook
Aroostook, ME
Significant Hazard 21 ftHanson Brook
Aroostook, ME
High Hazard 45 ftEcho Lake
Aroostook, ME
Low Hazard 17 ftBurntland
Aroostook, ME
Low Hazard 30 ftState Street
Aroostook, ME
Low Hazard 21 ftMantle Lake
Aroostook, ME
High Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Alder Brook?
Alder Brook 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 Alder Brook?
Alder Brook is owned by Presque Isle (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Alder Brook built?
Alder Brook was completed in 1973, making it 53 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 Alder Brook?
Alder Brook serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Alder Brook?
Alder Brook has a dam height of 35 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.