Hopkinton Milldam
Iowa, Delaware County, MAQUOKETA RIVER
Location
| State | Iowa |
| County | Delaware |
| River | MAQUOKETA RIVER |
| Coordinates | 42.33770, -91.25770 |
Physical Characteristics
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 175 ft |
| NID Storage | 433 acre-ft |
| Max Storage | 433 acre-ft |
| Surface Area | 90 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | June 1, 1999 |
| Inspection Frequency | - |
Dam Information
| Year Completed | 1925 |
| Primary Purpose | Recreation |
| Dam Type | Gravity |
| Owner Type | Local Government |
| Owner | Delaware County Conservation Board |
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.