Swan Creek 20
Key Takeaway
Swan Creek 20 is classified as high hazard in Nebraska. It was completed in 1987 and is 39 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 | 47 ft (taller than 95.3% in NE) |
| Dam Length | 1,760 ft |
| Dam Type | Earth |
| Max Storage | 4.0K acre-ft |
| Normal Storage | 341 acre-ft |
| Surface Area | 54 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 18,800 cfs |
| Year Completed | 1987 (39 years old) |
| NID ID | NE02248 |
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
Lower Big Blue Natural Resources District
Local Government
Nearby Dams
Swan Creek 92
Saline, NE
Low Hazard 34 ftSwan Creek 94
Saline, NE
Low Hazard 31 ftErvin Rut Dam
Saline, NE
Low Hazard 16 ftZalesky Dam
Jefferson, NE
Low Hazard 25 ftMurphy Dam
Saline, NE
Low Hazard 17 ftKucaba Dam
Saline, NE
Low Hazard 15 ftLittle Sandy Creek 73
Saline, NE
Significant Hazard 32 ftSwan Creek 5
Saline, NE
Significant Hazard 43 ftFrequently Asked Questions
What is the hazard classification of Swan Creek 20?
Swan Creek 20 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 Swan Creek 20?
Swan Creek 20 is owned by Lower Big Blue Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Swan Creek 20 built?
Swan Creek 20 was completed in 1987, making it 39 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 Swan Creek 20?
Swan Creek 20 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 Swan Creek 20?
Swan Creek 20 has a dam height of 47 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 Swan Creek 20 last inspected?
Swan Creek 20 was last inspected on June 22, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.