Stony Lake Dam is an earth dam located in Carroll County, Ohio, built in 1928. It carries a Significant hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 18 ft18 ft tall and 287 ft long. 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 Stony Lake Dam
The primary purpose of Stony Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Stony Lake Club, Inc. (private). It impounds the Mcguire Creek near Sherodsville.
The dam stands 18 feet tall and stretches 287 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 183 acre-feet, and collects water from a drainage area of 11 square miles. Completed in 1928, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 05/20/2025.
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Location
| State | Ohio |
| County | Carroll |
| Nearest City | Sherodsville |
| River/Stream | Mcguire Creek |
| Coordinates | 40.46556, -81.11528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 287 ft |
| Year Completed | 1928 (98 years old) |
Storage & Hydraulics
| NID Storage | 183 acre-ft |
| Max Storage | 183 acre-ft |
| Normal Storage | 98 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 2,018 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Stony Lake Club, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 05/20/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00458 |
| Federal ID | OH00458 |
| More Info | State Dam Safety Program |