Riley Dam
Michigan — Branch County — Saint Joseph River
Location
| State | Michigan |
| County | Branch |
| River | Saint Joseph River |
| Coordinates | 42.04425, -85.20299 |
Physical Characteristics
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 824 ft |
| NID Storage | 5,000 acre-ft |
| Max Storage | 5,000 acre-ft |
| Surface Area | 518 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | July 28, 2020 |
| Inspection Frequency | 4 |
Dam Information
| Year Completed | 1923 |
| Primary Purpose | Hydroelectric |
| Dam Type | Gravity |
| Owner Type | Local Government |
| Owner | Village of Union City |
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.