| Lac de Vouglans | |
|---|---|
 | |
  Lac de Vouglans | |
| Location | Jura, Franche-Comté |
| Coordinates | 46°29′6″N 5°40′51″E / 46.48500°N 5.68083°E |
| Primary inflows | Ain |
| Primary outflows | Ain |
| Basin countries | France |
| Max. length | 30 km (19 mi) |
| Max. width | 800 m (2,600 ft) |
| Surface area | 16 km2 (6.2 sq mi) |
| Max. depth | 100 m (330 ft) |
| Residence time | 180 days |
| Surface elevation | 429 m (1,407 ft) |
The Lac de Vouglans is the reservoir of the hydro-electric power station at Vouglans on the river Ain in the département of Jura in the region of Bourgogne-Franche-Comté in eastern France. The dam, the Barrage de Vouglans is at coordinates 46°23′51″N 5°39′56″E / 46.39750°N 5.66556°E.