Madison County Roadgrade Dam 4-74-29
Iowa — Madison County — TR- ROCKY BRANCH
Location
| State | Iowa |
| County | Madison |
| River | TR- ROCKY BRANCH |
| Coordinates | 41.24080, -94.18510 |
Physical Characteristics
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 400 ft |
| NID Storage | 143 acre-ft |
| Max Storage | 143 acre-ft |
| Surface Area | 6 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | — |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1987 |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Madison County |
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.