Swan Creek 27 is an earth dam located in Jefferson County, Nebraska, built in 1991. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 46 ft46 ft tall and 1,157 ft long, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Swan Creek 27
The primary purpose of Swan Creek 27 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Lower Big Blue Natural Resources District (local government). It impounds the Tr-swan Creek near Swanton.
The dam stands 46 feet tall and stretches 1,157 feet across, creates a reservoir covering 50 acres, has a maximum storage capacity of 2,978 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1991, the structure is 35 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected 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 05/21/2020.
At 46 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Nebraska |
| County | Jefferson |
| Nearest City | Swanton |
| River/Stream | Tr-swan Creek |
| Coordinates | 40.34210, -97.09356 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 37 ft |
| Dam Length | 1,157 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 2,978 acre-ft |
| Max Storage | 2,978 acre-ft |
| Normal Storage | 286 acre-ft |
| Surface Area | 50 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 3,766 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/21/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02360 |
| Federal ID | NE02360 |
| More Info | State Dam Safety Program |