Lock E9 Rotterdam Junction
Key Takeaway
Lock E9 Rotterdam Junction is classified as low hazard in New York. It was completed in 1910 and is 116 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 15 ft (taller than 37.1% in NY) |
| Dam Length | 530 ft |
| Dam Type | Other |
| Max Storage | 6.7K acre-ft |
| Normal Storage | 6.7K acre-ft |
| Surface Area | 428 acres |
| Drainage Area | 3,248 sq mi |
| Year Completed | 1910 (116 years old) |
| NID ID | NY00962 |
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
New York State Canal Corporation
State Government
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Significant Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Lock E9 Rotterdam Junction?
Lock E9 Rotterdam Junction 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 Lock E9 Rotterdam Junction?
Lock E9 Rotterdam Junction is owned by New York State Canal Corporation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lock E9 Rotterdam Junction built?
Lock E9 Rotterdam Junction was completed in 1910, making it 116 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 Lock E9 Rotterdam Junction?
Lock E9 Rotterdam Junction serves the following purposes: Hydroelectric, Navigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lock E9 Rotterdam Junction?
Lock E9 Rotterdam Junction has a dam height of 15 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.