Hanson Lake Dam
Key Takeaway
Hanson Lake Dam is classified as low hazard in Missouri. It was completed in 1960 and is 66 years old. Its primary use is recreation.
Physical Details
| Dam Height | 25 ft (taller than 23.5% in MO) |
| Dam Type | Earth |
| Max Storage | 67 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 43 sq mi |
| Year Completed | 1960 (66 years old) |
| NID ID | MO10411 |
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
NORMAN HANSON
Private
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Hanson Lake Dam?
Hanson Lake 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 Hanson Lake Dam?
Hanson Lake Dam is owned by NORMAN HANSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hanson Lake Dam built?
Hanson Lake Dam was completed in 1960, making it 66 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 Hanson Lake Dam?
Hanson Lake 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 Hanson Lake Dam?
Hanson Lake Dam has a dam height of 25 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.