North Troy
Key Takeaway
North Troy is classified as low hazard in Vermont. It was completed in 1920 and is 106 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 12 ft (taller than 20.6% in VT) |
| Dam Length | 90 ft |
| Dam Type | Concrete |
| Max Storage | 60 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 137 sq mi |
| Max Discharge | 1,456 cfs |
| Year Completed | 1920 (106 years old) |
| NID ID | VT00344 |
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
Missisquoi River Hydro LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of North Troy?
North Troy 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 North Troy?
North Troy is owned by Missisquoi River Hydro LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was North Troy built?
North Troy was completed in 1920, making it 106 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 North Troy?
North Troy 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 North Troy?
North Troy has a dam height of 12 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 North Troy last inspected?
North Troy was last inspected on May 15, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.