Appalachian Wildlife Area Pond Mb-165 Dam is an earth dam located in Morgan County, Ohio, built in 1959. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 31 ft31 ft tall and 425 ft long, taller than 72% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Appalachian Wildlife Area Pond Mb-165 Dam
Appalachian Wildlife Area Pond Mb-165 Dam is a dam in Morgan, Ohio. The dam is owned by Odnr, Division of Wildlife. It impounds the Tributary to Horse Run near Unionville.
The dam stands 31 feet tall and stretches 425 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 36 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 10/25/2023.
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Location
| State | Ohio |
| County | Morgan |
| Nearest City | Unionville |
| River/Stream | Tributary to Horse Run |
| Coordinates | 39.72750, -81.71417 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 425 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 36 acre-ft |
| Max Storage | 36 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 350 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Odnr, Division of Wildlife |
| Owner Type | Not Listed |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/25/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00910 |
| Federal ID | OH00910 |
| More Info | State Dam Safety Program |