High Falls
Key Takeaway
High Falls is classified as high hazard in Wisconsin. It was completed in 1910 and is 116 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 | 47 ft (taller than 97% in WI) |
| Dam Length | 4,903 ft |
| Dam Type | Gravity |
| Max Storage | 16.0K acre-ft |
| Normal Storage | 15.8K acre-ft |
| Surface Area | 1,670 acres |
| Drainage Area | 537 sq mi |
| Max Discharge | 21,000 cfs |
| Year Completed | 1910 (116 years old) |
| NID ID | WI00754 |
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 Public Service Corporation
Public Utility
Nearby Dams
Frequently Asked Questions
What is the hazard classification of High Falls?
High Falls 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 High Falls?
High Falls is owned by Wisconsin Public Service Corporation (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was High Falls built?
High Falls was completed in 1910, making it 116 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 High Falls?
High Falls 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 High Falls?
High Falls has a dam height of 47 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 High Falls last inspected?
High Falls was last inspected on September 7, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.