Oak-Middle 58-B
Key Takeaway
Oak-Middle 58-B is classified as low hazard in Nebraska. It was completed in 1965 and is 61 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 40 ft (taller than 90.3% in NE) |
| Dam Length | 820 ft |
| Dam Type | Earth |
| Max Storage | 350 acre-ft |
| Normal Storage | 71 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,084 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | NE00077 |
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
Hudkins Road Dam
Seward, NE
Low Hazard 38 ftOak-Middle 57-A
Seward, NE
Low Hazard 43 ftOak-Middle 79-A
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Low Hazard 43 ftOak-Middle 76-A
Seward, NE
Low Hazard 41 ftOak-Middle 81-A
Seward, NE
Low Hazard 50 ftHurt Dam
Butler, NE
Low Hazard 30 ftOak-Middle 72-A
Seward, NE
Low Hazard 42 ftOak-Middle 84-A
Seward, NE
Significant Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Oak-Middle 58-B?
Oak-Middle 58-B 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 58-B?
Oak-Middle 58-B 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 58-B built?
Oak-Middle 58-B was completed in 1965, making it 61 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 58-B?
Oak-Middle 58-B 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 58-B?
Oak-Middle 58-B has a dam height of 40 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 58-B last inspected?
Oak-Middle 58-B was last inspected on June 28, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.