Zepernick Lake Dam
Zepernick Lake Dam is an earth dam located in Columbiana County, Ohio, built in 1950. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Zepernick Lake Dam
The primary purpose of Zepernick Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Odnr, Division Of Wildlife (state). It impounds the Conser Run near East Rochester.
The dam stands 14 feet tall and stretches 570 feet across, creates a reservoir covering 38 acres, has a maximum storage capacity of 214 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 05/28/2025.
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Location
| State | Ohio |
| County | Columbiana |
| Nearest City | East Rochester |
| River/Stream | Conser Run |
| Coordinates | 40.78861, -80.97833 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 570 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 214 acre-ft |
| Max Storage | 214 acre-ft |
| Normal Storage | 129 acre-ft |
| Surface Area | 38 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 138 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | ODNR, Division of Wildlife |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/28/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00637 |
| Federal ID | OH00637 |
| More Info | State Dam Safety Program |