Forty Acre Pond Dam
Low HazardPoor ConditionEmergency Action Plan: Yes
Location
| State | Ohio |
| County | Auglaize |
| Nearest City | ST. MARYS |
| River/Stream | MIAMI & ERIE CANAL |
| Coordinates | 40.58278, -84.39000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 11,100 ft |
| Year Completed | 1840 (186 years old) |
Storage & Hydraulics
| NID Storage | 492 acre-ft |
| Max Storage | 492 acre-ft |
| Normal Storage | 270 acre-ft |
| Surface Area | 68 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 809 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | ODNR, Division of Parks & Watercraft |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 12/04/2024 |
| Emergency Action Plan | Yes |