Sewalls South Channel Dam
Key Takeaway
Sewalls South Channel Dam is classified as significant hazard in New York. It was completed in 1978 and is 48 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 16 ft (taller than 42.9% in NY) |
| Dam Length | 243 ft |
| Dam Type | Concrete |
| Max Storage | 388 acre-ft |
| Normal Storage | 126 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 1,875 sq mi |
| Year Completed | 1978 (48 years old) |
| NID ID | NY00289 |
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
Erie Boulevard Hydropower, LP/Brookfield Renewable
Private
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What is the hazard classification of Sewalls South Channel Dam?
Sewalls South Channel Dam 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 Sewalls South Channel Dam?
Sewalls South Channel Dam is owned by Erie Boulevard Hydropower, LP/Brookfield Renewable (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sewalls South Channel Dam built?
Sewalls South Channel Dam was completed in 1978, making it 48 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 Sewalls South Channel Dam?
Sewalls South Channel Dam 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 Sewalls South Channel Dam?
Sewalls South Channel Dam has a dam height of 16 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 Sewalls South Channel Dam last inspected?
Sewalls South Channel Dam was last inspected on August 1, 1995. Inspection dates indicate when a formal review occurred, not the results of that inspection.