The Ru d'Ouville is a tributary of the Vaucouleurs which in turn empties into the Seine .
A small river named Ru d'Ouville traverses Montchauvet , passing through four other communes to a total length of 10.2 kilometres ( 6.3 mi ) .
The Ru d'Ouville is a Ru d'Ouville of the Vaucouleurs which in turn empties into the Seine .
A small river named Ru d'Ouville traverses Montchauvet , passing through four other communes to a total length of 10.2 kilometres ( 6.3 mi ) .