Manchester Milldam
Iowa, Delaware County, MAQUOKETA RIVER
Location
| State | Iowa |
| County | Delaware |
| River | MAQUOKETA RIVER |
| Coordinates | 42.48190, -91.45840 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 201 ft |
| NID Storage | 395 acre-ft |
| Max Storage | 395 acre-ft |
| Surface Area | 70 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | October 25, 1989 |
| Inspection Frequency | - |
Dam Information
| Year Completed | 1905 |
| Primary Purpose | Recreation |
| Dam Type | Gravity |
| Owner Type | Public Utility |
| Owner | Alliant Power Co |
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.