Clearwater Lake Dam
Key Takeaway
Clearwater Lake Dam is classified as high hazard in Missouri. It was completed in 1971 and is 55 years old. Its primary use is other. 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 | 30 ft (taller than 63.5% in MO) |
| Dam Type | Earth |
| Max Storage | 433 acre-ft |
| Normal Storage | 225 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 2,400 sq mi |
| Year Completed | 1971 (55 years old) |
| NID ID | MO30219 |
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
COMINCO
Private
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Clearwater Lake Dam?
Clearwater Lake Dam 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 Clearwater Lake Dam?
Clearwater Lake Dam is owned by COMINCO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clearwater Lake Dam built?
Clearwater Lake Dam was completed in 1971, making it 55 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 Clearwater Lake Dam?
Clearwater Lake Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Clearwater Lake Dam?
Clearwater Lake Dam has a dam height of 30 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.