Johnson Lake Dam
Johnson Lake Dam is an earth dam located in Guernsey County, Ohio, built in 1976. It carries a Low hazard potential classification and has a fair condition assessment.
About Johnson Lake Dam
The primary purpose of Johnson Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lereal Properties, Llc (private). It impounds the Tributary To Leatherwood Creek near East Cambridge.
The dam stands 12 feet tall and stretches 1,750 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1976, the structure is 50 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 10/21/2022.
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Location
| State | Ohio |
| County | Guernsey |
| Nearest City | East Cambridge |
| River/Stream | Tributary To Leatherwood Creek |
| Coordinates | 40.00222, -81.51417 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 1,750 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 191 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lereal Properties, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/21/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH01677 |
| Federal ID | OH01677 |
| More Info | State Dam Safety Program |