Heil Lake Dam is an earth dam located in Guernsey County, Ohio, built in 1991. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 26 ft26 ft tall and 590 ft long, taller than 55% of U.S. dams with a recorded height. 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 Heil Lake Dam
The primary purpose of Heil Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Homefarms Re Holdings LLC (private). It impounds the Tributary to Leatherwood Creek near Lore City.
The dam stands 26 feet tall and stretches 590 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 296 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1991, the structure is 35 years 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 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 10/18/2022.
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Location
| State | Ohio |
| County | Guernsey |
| Nearest City | Lore City |
| River/Stream | Tributary to Leatherwood Creek |
| Coordinates | 40.00417, -81.40833 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 590 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 296 acre-ft |
| Max Storage | 296 acre-ft |
| Normal Storage | 131 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,414 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Homefarms Re Holdings LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/18/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH01671 |
| Federal ID | OH01671 |
| More Info | State Dam Safety Program |