Maquoketa Milldam
Significant HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Iowa |
| County | Jackson |
| Nearest City | MAQUOKETA |
| River/Stream | MAQUOKETA RIVER |
| Coordinates | 42.07020, -90.69790 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 700 ft |
| Year Completed | 1923 (103 years old) |
Storage & Hydraulics
| NID Storage | 4,419 acre-ft |
| Max Storage | 4,419 acre-ft |
| Normal Storage | 4,419 acre-ft |
| Surface Area | 340 acres |
| Drainage Area | 953 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Renewable World Energies |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/17/2021 |
| Emergency Action Plan | Not Required |