Four Mile Creek Site 9b Dam
Four Mile Creek Site 9b Dam is an earth dam located in Preble County, Ohio, built in 1995. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Four Mile Creek Site 9b Dam
The primary purpose of Four Mile Creek Site 9b Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Preble County Commissioners (local government). It impounds the Tributary To Four Mile Creek near Oxford.
The dam stands 29 feet tall and stretches 825 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 279 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1995, the structure is 31 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. An emergency action plan is in place for this dam. The most recent inspection on record was 05/17/2021.
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Location
| State | Ohio |
| County | Preble |
| Nearest City | Oxford |
| River/Stream | Tributary To Four Mile Creek |
| Coordinates | 39.60833, -84.73333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 825 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 279 acre-ft |
| Max Storage | 279 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 7,023 cfs |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Preble County Commissioners |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/17/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH02884 |
| Federal ID | OH02884 |
| More Info | State Dam Safety Program |