Third Reservoir Spillway and Dam
Key Takeaway
Third Reservoir Spillway and Dam is classified as significant hazard in New York. It was completed in 1946 and is 80 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 25 ft (taller than 69.7% in NY) |
| Dam Length | 510 ft |
| Dam Type | Earth |
| Max Storage | 373 acre-ft |
| Normal Storage | 267 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1946 (80 years old) |
| NID ID | NY01430 |
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
NYSOPRHP - PALISADES INTERSTATE PARK COMMISSION
State Government
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High Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Third Reservoir Spillway and Dam?
Third Reservoir Spillway and 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 Third Reservoir Spillway and Dam?
Third Reservoir Spillway and Dam is owned by NYSOPRHP - PALISADES INTERSTATE PARK COMMISSION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Third Reservoir Spillway and Dam built?
Third Reservoir Spillway and Dam was completed in 1946, making it 80 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 Third Reservoir Spillway and Dam?
Third Reservoir Spillway and Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Third Reservoir Spillway and Dam?
Third Reservoir Spillway and Dam has a dam height of 25 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 Third Reservoir Spillway and Dam last inspected?
Third Reservoir Spillway and Dam was last inspected on June 25, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.