mainly fed by the outlet (coming from the west) of lakes Hansel, Gretel, Petit lac Matteau and lac Matteau. Its mouth is located north at: south-east of lac aux Rognons, west of Petit lac Jacques-Cartier, northeast of Batiscan Lake, east of Lac-Édouard, northeast of Beaudet station on the Canadian National railway, northwest of fire tower which was built at the top of Mont McKinney and west of the course of the Jacques-Cartier River. From its source, the course of the Métabetchouane river descends on , with a drop of , according to the following segments: Upper course of the Métabetchouane river (from its source) (segment of ) first towards the north, then on towards the east by crossing the south-eastern part of Lac de la Bouteille (length: ; altitude: ), to its mouth; towards the north by collecting (coming from the south-east) the outlet of Lac Gazaille, up to the outlet (coming from the east) of Lac Compagnay and Petit Lac Compagnay; first towards the west while winding, then towards the northwest, and crossing lac aux Rognons (length: ; altitude: ) on to the north, bypassing a peninsula from the east, to its mouth; towards the northwest by forming serpentines in the middle of the segment, until the confluence of the rivière de la Place (coming from the east); towards the west by forming a narrow loop towards the west in the marsh area, until the confluence of the Métabetchouane East River (coming from the northeast); to the north by collecting the discharge (coming from the west) from Lac de la Place, crossing Clairière lake in the marsh area, and crossing on north-west the southern part of Petit lac Métascouac (length: ; altitude: ), up to its mouth. Note: The small Métascouac lake receives from the north the Métascouac River; Upper course of the Métabetchouane river (downstream of Petit lac Métascouac) (segment of ) towards the northwest by forming a loop towards the south at the beginning of the segment, then crossing Hugh Lake (length: ; altitude: ) over its full length, to its mouth; northwards crossing Saint-Henri Lake (length: ; altitude: ), to its mouth; first towards the north passing under the bridge of the forest road R0279, then curving towards the west, and the northwest crossing Lake Long (length: ; altitude: ) to its mouth; towards the northwest by bending to the east at the end of the