Williams Dam South Sec 18
Key Takeaway
Williams Dam South Sec 18 is classified as high hazard in Missouri. It was completed in 1973 and is 53 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 25 ft (taller than 23.5% in MO) |
| Dam Type | Earth |
| Max Storage | 401 acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 470 sq mi |
| Year Completed | 1973 (53 years old) |
| NID ID | MO10383 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
HUGH&JIM WILLIAMS
Private
Nearby Dams
Williams Dam North Sec 18
Audrain, MO
High Hazard 25 ftPrater Dam North
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High Hazard 20 ftCochran Dam
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High Hazard 25 ftOberlag Lake Dam
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Low Hazard 19 ftShellabarger Dam South
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High Hazard 20 ftBruns Dam
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Low Hazard 15 ftShellabarger Dam North
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Low Hazard 25 ftBay Lake Dam
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Williams Dam South Sec 18?
Williams Dam South Sec 18 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Williams Dam South Sec 18?
Williams Dam South Sec 18 is owned by HUGH&JIM WILLIAMS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Williams Dam South Sec 18 built?
Williams Dam South Sec 18 was completed in 1973, making it 53 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 Williams Dam South Sec 18?
Williams Dam South Sec 18 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Williams Dam South Sec 18?
Williams Dam South Sec 18 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.