Swan Creek 89
Swan Creek 89 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.
About Swan Creek 89
The primary purpose of Swan Creek 89 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 Dewitt.
The dam stands 40 feet tall and stretches 1,721 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 957 acre-feet, and collects water from a drainage area of 4 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 03/25/2020.
At 40 feet, this dam is taller than 87% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Nebraska |
| County | Jefferson |
| Nearest City | Dewitt |
| River/Stream | Tr-swan Creek |
| Coordinates | 40.34224, -97.07630 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 30 ft |
| Dam Length | 1,721 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 957 acre-ft |
| Max Storage | 957 acre-ft |
| Normal Storage | 262 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 680 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/25/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02361 |
| Federal ID | NE02361 |
| More Info | State Dam Safety Program |