Port Edwards
Key Takeaway
Port Edwards is classified as low hazard in Wisconsin. It was completed in 1855 and is 171 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 22 ft (taller than 64.9% in WI) |
| Dam Length | 1,215 ft |
| Dam Type | Gravity |
| Max Storage | 1.3K acre-ft |
| Normal Storage | 1.3K acre-ft |
| Surface Area | 150 acres |
| Drainage Area | 5,430 sq mi |
| Max Discharge | 38,380 cfs |
| Year Completed | 1855 (171 years old) |
| NID ID | WI00819 |
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
Domtar Wisconsin Dam Corp
Private
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Low Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Port Edwards?
Port Edwards 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 Port Edwards?
Port Edwards is owned by Domtar Wisconsin Dam Corp (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Port Edwards built?
Port Edwards was completed in 1855, making it 171 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 Port Edwards?
Port Edwards serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Port Edwards?
Port Edwards has a dam height of 22 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 Port Edwards last inspected?
Port Edwards was last inspected on September 25, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.