Cataract Hydroelectric
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Michigan |
| County | Marquette |
| Nearest City | Gwinn |
| River/Stream | Middle Branch Escanaba |
| Coordinates | 46.31570, -87.51270 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 280 ft |
| Year Completed | 1929 (97 years old) |
Storage & Hydraulics
| NID Storage | 875 acre-ft |
| Max Storage | 875 acre-ft |
| Normal Storage | 860 acre-ft |
| Surface Area | 180 acres |
| Drainage Area | 210 sq mi |
| Max Discharge | 3,800 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Carbon Free Group |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/14/2018 |
| Emergency Action Plan | Not Required |