John Simpson Dam
Key Takeaway
John Simpson Dam is classified as low hazard in Missouri. It was completed in 1954 and is 72 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 16 ft (taller than 4.1% in MO) |
| Dam Type | Earth |
| Max Storage | 128 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 252 sq mi |
| Year Completed | 1954 (72 years old) |
| NID ID | MO10381 |
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
JOHN SIMPSON
Private
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What is the hazard classification of John Simpson Dam?
John Simpson 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 John Simpson Dam?
John Simpson Dam is owned by JOHN SIMPSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was John Simpson Dam built?
John Simpson Dam was completed in 1954, making it 72 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 John Simpson Dam?
John Simpson Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is John Simpson Dam?
John Simpson Dam has a dam height of 16 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.