Oak-Middle 66-A
Key Takeaway
Oak-Middle 66-A is classified as low hazard in Nebraska. It was completed in 1983 and is 43 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 30 ft (taller than 66.9% in NE) |
| Dam Length | 763 ft |
| Dam Type | Earth |
| Max Storage | 428 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 467 cfs |
| Year Completed | 1983 (43 years old) |
| NID ID | NE00298 |
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
Lower Platte South Natural Resources District
Local Government
Nearby Dams
Oak-Middle 67-A
Butler, NE
Low Hazard 40 ftHurt Dam
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Low Hazard 30 ftOak-Middle 68-A
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Low Hazard 31 ftOak-Middle 84-A
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Significant Hazard 34 ftOak-Middle 86-A
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Low Hazard 32 ftOak-Middle 63-D
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Low Hazard 34 ftOak-Middle 63-C
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Low Hazard 40 ftPruss Dam
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Oak-Middle 66-A?
Oak-Middle 66-A 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 Oak-Middle 66-A?
Oak-Middle 66-A is owned by Lower Platte South Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Oak-Middle 66-A built?
Oak-Middle 66-A was completed in 1983, making it 43 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 Oak-Middle 66-A?
Oak-Middle 66-A 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 Oak-Middle 66-A?
Oak-Middle 66-A 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.
When was Oak-Middle 66-A last inspected?
Oak-Middle 66-A was last inspected on April 26, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.