Septeuil

Septeuil is a commune in the Yvelines department in the Île-de-France region in north-central France.

River
Septeuil is traversed by a small river, la Flexanville. This waterway flows through eight other communes for a total distance of 11.1 km. The Flexanville is a tributary of the Vaucouleurs which in turn empties into the Seine.