Winooski No. 8
Key Takeaway
Winooski No. 8 is classified as low hazard in Vermont. It was completed in 1985 and is 41 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 31 ft (taller than 79.1% in VT) |
| Dam Length | 227 ft |
| Dam Type | Concrete |
| Max Storage | 46 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 199 sq mi |
| Max Discharge | 14,500 cfs |
| Year Completed | 1985 (41 years old) |
| NID ID | VT00048 |
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
Winooski Hydroelectric Company
Private
Nearby Dams
Lane
Washington, VT
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Low Hazard 25 ftWrightsville
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High Hazard 115 ftAdamant Pond
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Significant Hazard 10 ftKingsbury
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Low Hazard 10 ftThurman W. Dix Reservoir
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High Hazard 50 ftEast Barre
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High Hazard 65 ftFrequently Asked Questions
What is the hazard classification of Winooski No. 8?
Winooski No. 8 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 Winooski No. 8?
Winooski No. 8 is owned by Winooski Hydroelectric Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Winooski No. 8 built?
Winooski No. 8 was completed in 1985, making it 41 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 Winooski No. 8?
Winooski No. 8 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 Winooski No. 8?
Winooski No. 8 has a dam height of 31 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 Winooski No. 8 last inspected?
Winooski No. 8 was last inspected on May 28, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.