7 kilometers towards the south-east, collecting at the start of the segment the discharge from a group of lakes (Lac à l'Île, Prévost, Georges and Blanc), collecting the waters of the discharge (coming from the East) from the Lacs du Castor and the North River (Ouareau River) (coming from the northeast) and crossing the Ouareau Forest Regional Park, until bordering on Chertsey;