Johnson-6 Dam
Key Takeaway
Johnson-6 Dam is classified as low hazard in Missouri. It was completed in 1985 and is 41 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 20 ft (taller than 7.1% in MO) |
| Dam Length | 350 ft |
| Dam Type | Earth |
| Max Storage | 53 acre-ft |
| Normal Storage | 53 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 235 sq mi |
| Year Completed | 1985 (41 years old) |
| NID ID | MO12362 |
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
TIM HODGES
Private
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Low Hazard 29 ftFrequently Asked Questions
What is the hazard classification of Johnson-6 Dam?
Johnson-6 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 Johnson-6 Dam?
Johnson-6 Dam is owned by TIM HODGES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Johnson-6 Dam built?
Johnson-6 Dam was completed in 1985, making it 41 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 Johnson-6 Dam?
Johnson-6 Dam serves the following purposes: Flood Risk Reduction, Fire Protection, Stock, Or Small Fish Pond, Grade Stabilization, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Johnson-6 Dam?
Johnson-6 Dam 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.