Spencerport Waste Weir Dam
Key Takeaway
Spencerport Waste Weir Dam is classified as high hazard in New York. It was completed in 1918 and is 108 years old. Its primary use is navigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 46.3% in NY) |
| Dam Length | 92 ft |
| Dam Type | Concrete |
| Max Storage | 10.5K acre-ft |
| Normal Storage | 8.6K acre-ft |
| Surface Area | 890 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,151 cfs |
| Year Completed | 1918 (108 years old) |
| NID ID | NY17182 |
Safety Information
Loss of human life is likely if the dam fails.
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
Nearby Dams
Odgen Heights Dam
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Significant Hazard 8 ftLarkin Creek Dam
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High Hazard 13 ftAdams Basin Waste Weir Dam
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Significant Hazard 23 ftKodak Elmgrove Detention Pond Dam
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Low Hazard 7 ftRound Pond Creek Dam
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High Hazard 20 ftS. Greece Waste Weir Dam
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High Hazard 19 ftMaiden Lane Detention Pond Dam
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Significant Hazard 13 ftChurchville Dam
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Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Spencerport Waste Weir Dam?
Spencerport Waste Weir Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Spencerport Waste Weir Dam?
Spencerport Waste Weir Dam 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 Spencerport Waste Weir Dam built?
Spencerport Waste Weir Dam was completed in 1918, making it 108 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 Spencerport Waste Weir Dam?
Spencerport Waste Weir Dam serves the following purposes: Navigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Spencerport Waste Weir Dam?
Spencerport Waste Weir Dam has a dam height of 17 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 Spencerport Waste Weir Dam last inspected?
Spencerport Waste Weir Dam was last inspected on September 16, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.