Lehman Dam
Key Takeaway
Lehman Dam is classified as low hazard in Iowa. It was completed in 1975 and is 51 years old. Its primary use is recreation.
Physical Details
| Dam Height | 18 ft (taller than 5.6% in IA) |
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 81 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | IA02158 |
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
Russell Lehman
Private
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Low Hazard 42 ftFrequently Asked Questions
What is the hazard classification of Lehman Dam?
Lehman 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 Lehman Dam?
Lehman Dam is owned by Russell Lehman (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lehman Dam built?
Lehman Dam was completed in 1975, making it 51 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 Lehman Dam?
Lehman 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 Lehman Dam?
Lehman Dam has a dam height of 18 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.