Spring-bull 2c
Spring-bull 2c is an earth dam located in Charles Mix County, South Dakota, built in 1982. It carries a Significant hazard potential classification.
About Spring-bull 2c
The primary purpose of Spring-bull 2c 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 Spring-bull Watershed Dist. (local government). It impounds the Bull Creek near Springfield.
The dam stands 54 feet tall and stretches 890 feet across, creates a reservoir covering 36 acres, has a maximum storage capacity of 1,600 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1982, the structure is 44 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.
At 54 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | South Dakota |
| County | Charles Mix |
| Nearest City | Springfield |
| River/Stream | Bull Creek |
| Coordinates | 42.89506, -98.18856 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 54 ft |
| Dam Height | 54 ft |
| Dam Length | 890 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 1,600 acre-ft |
| Max Storage | 1,600 acre-ft |
| Normal Storage | 1,167 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 9,643 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | SPRING-BULL WATERSHED DIST. |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02300 |
| Federal ID | SD02300 |
| More Info | State Dam Safety Program |