Mount Ayr Reservoir Dam
Significant HazardFair ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Ringgold |
| Nearest City | ISADORA, MO |
| River/Stream | TR-WALNUT CREEK |
| Coordinates | 40.74090, -94.24050 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 1,410 acre-ft |
| Max Storage | 1,410 acre-ft |
| Normal Storage | 780 acre-ft |
| Surface Area | 78 acres |
| Drainage Area | 4 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Mounty Ayr |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/27/2021 |
| Emergency Action Plan | Not Required |