Lower Woodsfield Reservoir Dam
Lower Woodsfield Reservoir Dam is an earth dam located in Monroe County, Ohio, built in 1901. It carries a Significant hazard potential classification and has a poor condition assessment.
About Lower Woodsfield Reservoir Dam
The primary purpose of Lower Woodsfield Reservoir Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Village Of Woodsfield (local government). It impounds the Tributary To Sunfish Creek near Coat.
The dam stands 47 feet tall and stretches 243 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 124 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1901, the structure is over a century 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/09/2025.
At 47 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Ohio |
| County | Monroe |
| Nearest City | Coat |
| River/Stream | Tributary To Sunfish Creek |
| Coordinates | 39.79056, -81.11528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 243 ft |
| Year Completed | 1901 (125 years old) |
Storage & Hydraulics
| NID Storage | 124 acre-ft |
| Max Storage | 124 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 518 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Village of Woodsfield |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 04/09/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH00211 |
| Federal ID | OH00211 |
| More Info | State Dam Safety Program |