Arnold-Armstrong Subwtrshd Gully 23
Iowa — Monona County — TR-MAPLE RIVER
Location
| State | Iowa |
| County | Monona |
| River | TR-MAPLE RIVER |
| Coordinates | 42.12890, -95.86360 |
Physical Characteristics
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 470 ft |
| NID Storage | 35 acre-ft |
| Max Storage | 35 acre-ft |
| Surface Area | 2 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Not Required |
| Last Inspection | June 23, 2022 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1961 |
| Primary Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Monona County SWCD |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.