Tilleda
Key Takeaway
Tilleda is classified as high hazard in Wisconsin. It was completed in 1910 and is 116 years old. Its primary use is recreation. 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 | 17 ft (taller than 53.1% in WI) |
| Dam Length | 82 ft |
| Dam Type | Gravity |
| Max Storage | 160 acre-ft |
| Normal Storage | 133 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 71 sq mi |
| Max Discharge | 1,288 cfs |
| Year Completed | 1910 (116 years old) |
| NID ID | WI00203 |
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
TILLEDA POND REHABILITATION DISTRICT
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Tilleda?
Tilleda 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 Tilleda?
Tilleda is owned by TILLEDA POND REHABILITATION DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tilleda built?
Tilleda 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 Tilleda?
Tilleda serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tilleda?
Tilleda has a dam height of 17 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 Tilleda last inspected?
Tilleda was last inspected on July 25, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.