Letha House Lake Dam
Letha House Lake Dam is an earth dam located in Medina County, Ohio, built in 2001. It carries a Significant hazard potential classification and has a fair condition assessment.
About Letha House Lake Dam
The primary purpose of Letha House Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Medina County Park District (local government). It impounds the Unnamed Tributary near Grafton.
The dam stands 24 feet tall and stretches 1,175 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2001, the structure is relatively new.
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 | Medina |
| Nearest City | Grafton |
| River/Stream | Unnamed Tributary |
| Coordinates | 41.11500, -82.06278 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 1,175 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 260 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Medina County Park District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/25/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH02999 |
| Federal ID | OH02999 |
| More Info | State Dam Safety Program |