Marion Mendenhall
Key Takeaway
Marion Mendenhall is classified as low hazard in Missouri. It was completed in 1972 and is 54 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 20 ft (taller than 7.1% in MO) |
| Dam Type | Earth |
| Max Storage | 96 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 220 sq mi |
| Year Completed | 1972 (54 years old) |
| NID ID | MO10253 |
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
UNKNOWN
Private
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High Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Marion Mendenhall?
Marion Mendenhall 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 Marion Mendenhall?
Marion Mendenhall is owned by UNKNOWN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Marion Mendenhall built?
Marion Mendenhall was completed in 1972, making it 54 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 Marion Mendenhall?
Marion Mendenhall serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Marion Mendenhall?
Marion Mendenhall has a dam height of 20 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.