MUD River Mps 6a is an earth dam located in Logan County, Kentucky, built in 1973. It carries a Significant hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 69 ft69 ft tall and 970 ft long, taller than 96% 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 MUD River Mps 6a
The primary purpose of MUD River Mps 6a 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 City of Russellville (local government). It impounds the MUD River near Jerico.
The dam stands 69 feet tall and stretches 970 feet across, creates a reservoir covering 244 acres, has a maximum storage capacity of 18,115 acre-feet, and collects water from a drainage area of 16 square miles. Completed in 1973, 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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. The most recent inspection on record was 06/26/2025.
At 69 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | Kentucky |
| County | Logan |
| Nearest City | Jerico |
| River/Stream | MUD River |
| Coordinates | 36.94965, -87.02938 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 69 ft |
| Dam Height | 69 ft |
| Dam Length | 970 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 18,115 acre-ft |
| Max Storage | 18,115 acre-ft |
| Normal Storage | 3,218 acre-ft |
| Surface Area | 244 acres |
| Drainage Area | 16 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Russellville |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 06/26/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KY00345 |
| Federal ID | KY00345 |
| More Info | State Dam Safety Program |