Delton
Key Takeaway
Delton is classified as low hazard in Wisconsin. It was completed in 1931 and is 95 years old. Its primary use is recreation.
Physical Details
| Dam Height | 19 ft (taller than 58% in WI) |
| Dam Length | 150 ft |
| Dam Type | Gravity |
| Max Storage | 1.3K acre-ft |
| Normal Storage | 870 acre-ft |
| Surface Area | 137 acres |
| Drainage Area | 71 sq mi |
| Max Discharge | 2,790 cfs |
| Year Completed | 1931 (95 years old) |
| NID ID | WI00190 |
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
Sauk County
Local Government
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High Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Delton?
Delton 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 Delton?
Delton is owned by Sauk County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Delton built?
Delton was completed in 1931, making it 95 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 Delton?
Delton 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 Delton?
Delton has a dam height of 19 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 Delton last inspected?
Delton was last inspected on June 16, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.