Lost Cr Pilot Watershed Dam F-4
Key Takeaway
Lost Cr Pilot Watershed Dam F-4 is classified as high hazard in Missouri. It was completed in 1958 and is 68 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 | 29 ft (taller than 59.6% in MO) |
| Dam Length | 610 ft |
| Dam Type | Earth |
| Max Storage | 255 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 51 sq mi |
| Max Discharge | 5,900 cfs |
| Year Completed | 1958 (68 years old) |
| NID ID | MO50335 |
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
ROBERT PIRTLE
Local Government
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Lost Cr Pilot Watershed Dam F-4?
Lost Cr Pilot Watershed Dam F-4 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 Cr Pilot Watershed Dam F-4?
Lost Cr Pilot Watershed Dam F-4 is owned by ROBERT PIRTLE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lost Cr Pilot Watershed Dam F-4 built?
Lost Cr Pilot Watershed Dam F-4 was completed in 1958, making it 68 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 Cr Pilot Watershed Dam F-4?
Lost Cr Pilot Watershed Dam F-4 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 Cr Pilot Watershed Dam F-4?
Lost Cr Pilot Watershed Dam F-4 has a dam height of 29 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 Cr Pilot Watershed Dam F-4 last inspected?
Lost Cr Pilot Watershed Dam F-4 was last inspected on June 14, 1979. Inspection dates indicate when a formal review occurred, not the results of that inspection.