Powell Creek W/S Dam Site 4a
Key Takeaway
Powell Creek W/S Dam Site 4a is classified as low hazard in Alabama. It was completed in 1990 and is 36 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 20 ft (taller than 59.3% in AL) |
| Dam Length | 2,200 ft |
| Dam Type | Earth |
| Max Storage | 1.6K acre-ft |
| Normal Storage | 323 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 150 cfs |
| Year Completed | 1990 (36 years old) |
| NID ID | AL02361 |
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
JAMES LEWIS
Private
Nearby Dams
Powell Creek W/S Dam Site 1
Marengo, AL
Low Hazard 29 ftSpencer Dam Number Two
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Significant Hazard 14 ftPond #2
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Low Hazard 12 ftPond #3
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Low Hazard 13 ftPowell Creek W/S Dam Site 7
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Low Hazard 29 ftWilliam Allen Pond 2
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Low Hazard 10 ftPowell Creek W/S Dam Site 8
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Low Hazard 24 ftCochran Lake
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Significant Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Powell Creek W/S Dam Site 4a?
Powell Creek W/S Dam Site 4a 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 Powell Creek W/S Dam Site 4a?
Powell Creek W/S Dam Site 4a is owned by JAMES LEWIS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Powell Creek W/S Dam Site 4a built?
Powell Creek W/S Dam Site 4a was completed in 1990, making it 36 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 Powell Creek W/S Dam Site 4a?
Powell Creek W/S Dam Site 4a serves the following purposes: Flood Risk Reduction, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Powell Creek W/S Dam Site 4a?
Powell Creek W/S Dam Site 4a has a dam height of 20 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 Powell Creek W/S Dam Site 4a last inspected?
Powell Creek W/S Dam Site 4a was last inspected on July 15, 1999. Inspection dates indicate when a formal review occurred, not the results of that inspection.