Lewis
Key Takeaway
Lewis is classified as low hazard in Wisconsin. It was completed in 1967 and is 59 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 14 ft (taller than 40.1% in WI) |
| Dam Length | 570 ft |
| Dam Type | Earth |
| Max Storage | 80 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 80 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | WI00447 |
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
Lewis Family Trust
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Lewis?
Lewis 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 Lewis?
Lewis is owned by Lewis Family Trust (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lewis built?
Lewis was completed in 1967, making it 59 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 Lewis?
Lewis serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lewis?
Lewis has a dam height of 14 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 Lewis last inspected?
Lewis was last inspected on October 22, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.