Lost Creek B-2
Key Takeaway
Lost Creek B-2 is classified as high hazard in Missouri. It was completed in 1980 and is 46 years old. Its primary use is flood risk reduction. 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 | 36 ft (taller than 86.5% in MO) |
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 121 acre-ft |
| Normal Storage | 121 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 851 cfs |
| Year Completed | 1980 (46 years old) |
| NID ID | MO20730 |
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
LOST CREEK WATERSHED S.D
Local Government
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High Hazard 39 ftLost Creek Watershed Site C-2
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High Hazard 55 ftLake Mintahama Dam
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Low Hazard 23 ftHickory Creek Watershed Structure H- 2a
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High Hazard 25 ftHickory Creek Watershed Structure H- 1a
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High Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Lost Creek B-2?
Lost Creek B-2 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 Lost Creek B-2?
Lost Creek B-2 is owned by LOST CREEK WATERSHED S.D (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lost Creek B-2 built?
Lost Creek B-2 was completed in 1980, making it 46 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 Lost Creek B-2?
Lost Creek B-2 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lost Creek B-2?
Lost Creek B-2 has a dam height of 36 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.
When was Lost Creek B-2 last inspected?
Lost Creek B-2 was last inspected on January 10, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.