Winnewana Dam
Significant HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Michigan |
| County | Washtenaw |
| Nearest City | Sugarloaf Lake Resort Area |
| River/Stream | Tributary to Portage River |
| Coordinates | 42.34861, -84.11065 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 270 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 1,560 acre-ft |
| Max Storage | 1,560 acre-ft |
| Normal Storage | 1,000 acre-ft |
| Surface Area | 280 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MDNR Parks & Recreation |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/05/2017 |
| Emergency Action Plan | Yes |