O'Connor Dam 1
Key Takeaway
O'Connor Dam 1 is classified as low hazard in Nebraska. It was completed in 1957 and is 69 years old. Its primary use is other.
Physical Details
| Dam Height | 13 ft (taller than 5.4% in NE) |
| Dam Length | 199 ft |
| Dam Type | Earth |
| Max Storage | 72 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,190 cfs |
| Year Completed | 1957 (69 years old) |
| NID ID | NE01429 |
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
Alan and Catherine A Seberger
Private
Nearby Dams
O'Connor Dam 2
Dawson, NE
Low Hazard 9 ftLongley Dam
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Low Hazard 11 ftKnapple Dam
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Low Hazard 13 ftSeberger Dam
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Low Hazard 17 ftDawson County Road Dam 3
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Low Hazard 34 ftDawson County Road Dam 4
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Low Hazard 32 ftJk Land Dam
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Significant Hazard 12 ftDawson County Road Dam 5
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of O'Connor Dam 1?
O'Connor Dam 1 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 O'Connor Dam 1?
O'Connor Dam 1 is owned by Alan and Catherine A Seberger (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was O'Connor Dam 1 built?
O'Connor Dam 1 was completed in 1957, making it 69 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 O'Connor Dam 1?
O'Connor Dam 1 serves the following purposes: Other, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is O'Connor Dam 1?
O'Connor Dam 1 has a dam height of 13 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 O'Connor Dam 1 last inspected?
O'Connor Dam 1 was last inspected on November 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.