Cataract - East Channel Dam
Key Takeaway
Cataract - East Channel Dam is classified as low hazard in Maine. It was completed in 1938 and is 88 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 49 ft (taller than 96.1% in ME) |
| Dam Length | 165 ft |
| Dam Type | Concrete |
| Max Storage | 28 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 1,703 sq mi |
| Max Discharge | 5,625 cfs |
| Year Completed | 1938 (88 years old) |
| NID ID | ME00030 |
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
Brookfield Renewable Power LLC NYRO
Private
Nearby Dams
Springs Island
York, ME
Low Hazard 12 ftBradbury
York, ME
Low Hazard 12 ftMilliken Mills Pond
York, ME
Low Hazard 15 ftBatson River
York, ME
Low Hazard 18 ftMillbrook
Cumberland, ME
Low Hazard 14 ftSkelton
York, ME
High Hazard 75 ftGoodwins Mills
York, ME
Low Hazard 12 ftKesslen
York, ME
Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Cataract - East Channel Dam?
Cataract - East Channel Dam 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 Cataract - East Channel Dam?
Cataract - East Channel Dam is owned by Brookfield Renewable Power LLC NYRO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cataract - East Channel Dam built?
Cataract - East Channel Dam was completed in 1938, making it 88 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 Cataract - East Channel Dam?
Cataract - East Channel Dam serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Cataract - East Channel Dam?
Cataract - East Channel Dam has a dam height of 49 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 Cataract - East Channel Dam last inspected?
Cataract - East Channel Dam was last inspected on September 20, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.