St. John Vianney Seminary Lake Dam
Low HazardPoor ConditionEmergency Action Plan: No
Location
| State | Ohio |
| County | Jefferson |
| Nearest City | BROADACRE |
| River/Stream | GRASSY CREEK |
| Coordinates | 40.38722, -80.81250 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 285 ft |
| Year Completed | 1942 (84 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,573 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Apostolate for Family Consecration |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/09/2024 |
| Emergency Action Plan | No |