White Rapids
Key Takeaway
White Rapids is classified as high hazard in Michigan. It was completed in 1927 and is 99 years old. Its primary use is hydroelectric. 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 | 39 ft (taller than 94.4% in MI) |
| Dam Length | 1,236 ft |
| Dam Type | Concrete |
| Max Storage | 6.0K acre-ft |
| Normal Storage | 6.0K acre-ft |
| Surface Area | 465 acres |
| Drainage Area | 3,228 sq mi |
| Max Discharge | 49,000 cfs |
| Year Completed | 1927 (99 years old) |
| NID ID | MI00207 |
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
Wisconsin Electric Power Company
Public Utility
Nearby Dams
White Rapids
Marinette, WI
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High Hazard 24 ftFrequently Asked Questions
What is the hazard classification of White Rapids?
White Rapids 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 White Rapids?
White Rapids is owned by Wisconsin Electric Power Company (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was White Rapids built?
White Rapids was completed in 1927, making it 99 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 White Rapids?
White Rapids 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 White Rapids?
White Rapids has a dam height of 39 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 White Rapids last inspected?
White Rapids was last inspected on June 14, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.