Mitchell/ Lyon Dam
Key Takeaway
Mitchell/ Lyon Dam is classified as low hazard in Iowa. It was completed in 1974 and is 52 years old. Its primary use is recreation.
Physical Details
| Dam Height | 36 ft (taller than 74.2% in IA) |
| Dam Length | 205 ft |
| Dam Type | Earth |
| Max Storage | 53 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1974 (52 years old) |
| NID ID | IA01838 |
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
Lee Mitchell & Lyon Bros
Private
Nearby Dams
Rhoten Dam
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Low Hazard 31 ftDavison Dam
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Low Hazard 27 ftHarris Dam
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Low Hazard 46 ftMleynek Dam
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Low Hazard 31 ftSmith Dam
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Low Hazard 31 ftBays Branch
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Low Hazard 19 ftJohnston Dam
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Low Hazard 43 ftDiamondhead Lake Dam
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Significant Hazard 43 ftFrequently Asked Questions
What is the hazard classification of Mitchell/ Lyon Dam?
Mitchell/ Lyon Dam 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 Mitchell/ Lyon Dam?
Mitchell/ Lyon Dam is owned by Lee Mitchell & Lyon Bros (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mitchell/ Lyon Dam built?
Mitchell/ Lyon Dam was completed in 1974, making it 52 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 Mitchell/ Lyon Dam?
Mitchell/ Lyon Dam 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 Mitchell/ Lyon Dam?
Mitchell/ Lyon Dam has a dam height of 36 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.