Dillon-syltie-boulton is an earth dam located in Lincoln County, Minnesota, built in 1974. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 54 ft54 ft tall and 740 ft long, taller than 94% 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 Dillon-syltie-boulton
The primary purpose of Dillon-syltie-boulton 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 Wd of Yellow Medicine River (local government). It impounds the Yellow Medicine River-tr near Taunton.
The dam stands 54 feet tall and stretches 740 feet across, has a maximum storage capacity of 497 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1974, the structure is well into its service life at over 50 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 06/14/2022.
At 54 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Minnesota |
| County | Lincoln |
| Nearest City | Taunton |
| River/Stream | Yellow Medicine River-tr |
| Coordinates | 44.60973, -96.16543 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 54 ft |
| Dam Height | 54 ft |
| Dam Length | 740 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 497 acre-ft |
| Max Storage | 497 acre-ft |
| Normal Storage | 64 acre-ft |
| Drainage Area | 5 sq mi |
| Max Discharge | 692 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Wd of Yellow Medicine River |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/14/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00853 |
| Federal ID | MN00853 |
| More Info | State Dam Safety Program |