Mcmillan Marsh
Wisconsin — Marathon County — LITTLE EAU PLEINE
Location
| State | Wisconsin |
| County | Marathon |
| River | LITTLE EAU PLEINE |
| Coordinates | 44.73690, -90.19845 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 7,900 ft |
| NID Storage | 4,900 acre-ft |
| Max Storage | 4,900 acre-ft |
| Surface Area | 690 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | November 3, 2020 |
| Inspection Frequency | 10 |
Dam Information
| Year Completed | 1971 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | State |
| Owner | Wisconsin Department of Natural Resources |
| Other Name | Mcmillan Marsh Reservoir |
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.