Shore Lake Dam
Shore Lake Dam is an earth dam located in Champaign County, Ohio, built in 1964. It carries a Significant hazard potential classification and has a poor condition assessment.
About Shore Lake Dam
The primary purpose of Shore Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Zachariah & Jamilyn Mumford (private). It impounds the Tributary To Nettle Creek near Millerstown.
The dam stands 18 feet tall and stretches 200 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 36 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, the structure is well into its service life at over 50 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 11/19/2024.
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Location
| State | Ohio |
| County | Champaign |
| Nearest City | Millerstown |
| River/Stream | Tributary To Nettle Creek |
| Coordinates | 40.16667, -83.92167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 200 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 36 acre-ft |
| Max Storage | 36 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 34 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Zachariah & Jamilyn Mumford |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 11/19/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH01337 |
| Federal ID | OH01337 |
| More Info | State Dam Safety Program |