| Lac de Michelbach | |
| Location: | Michelbach, Haut-Rhin |
| Coords: | 47.7573°N 7.1238°W |
| Type: | artificial |
| Inflow: | Doller |
| Pushpin Map: | France |
| Basin Countries: | France |
| Area: | 0.81km2 |
| Max-Depth: | 20m (70feet) |
| Elevation: | 335m (1,099feet) |
Lac de Michelbach is a lake in Michelbach, Haut-Rhin, France. The reservoir serves as water supply for the city of Mulhouse. Located at an elevation of 335m (1,099feet), its surface area is 0.81km².