La Vallée du Roubion

The Roubion begins above the village of Bouvières and runs through the region of Bourdeaux. It is 67km long and flows into the Rhône river in the Montélimar area. Its main tributary is the Vèbre. The Roubion runs through 21 municipalities in the Drôme department.

It flows 67 km into the Rhône at Montélimar. Its main tributary is the Vèbre, which flows out of the Saoû forest.
In the Drôme department alone, the Roubion flows through 21 communes.