Swan Creek 9
Swan Creek 9 is an earth dam located in Saline County, Nebraska, built in 1998. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Swan Creek 9
The primary purpose of Swan Creek 9 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Lower Big Blue Natural Resources District (local government). It impounds the Spring Creek near Swanton.
The dam stands 55 feet tall and stretches 1,543 feet across, creates a reservoir covering 61 acres, has a maximum storage capacity of 3,655 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1998, the structure is 28 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/04/2023.
At 55 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Nebraska |
| County | Saline |
| Nearest City | Swanton |
| River/Stream | Spring Creek |
| Coordinates | 40.43150, -97.18274 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 55 ft |
| Dam Height | 44 ft |
| Dam Length | 1,543 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 3,655 acre-ft |
| Max Storage | 3,655 acre-ft |
| Normal Storage | 485 acre-ft |
| Surface Area | 61 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 6,936 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/04/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02498 |
| Federal ID | NE02498 |
| More Info | State Dam Safety Program |