Willow Stream Dam
Key Takeaway
Willow Stream Dam is classified as significant hazard in New York. It was completed in 1997 and is 29 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 12.4% in NY) |
| Dam Length | 85 ft |
| Dam Type | Earth |
| Normal Storage | 55 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 529 cfs |
| Year Completed | 1997 (29 years old) |
| NID ID | NY14920 |
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
TOWN OF CLAY
Local Government
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Significant Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Willow Stream Dam?
Willow Stream 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 Willow Stream Dam?
Willow Stream Dam is owned by TOWN OF CLAY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Willow Stream Dam built?
Willow Stream Dam was completed in 1997, making it 29 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 Willow Stream Dam?
Willow Stream Dam 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 Willow Stream Dam?
Willow Stream Dam has a dam height of 10 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 Willow Stream Dam last inspected?
Willow Stream Dam was last inspected on June 6, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.