Rivière des Poitras
The rivière des Poitras is a tributary of the south bank of the Morigeau River which flows on the south-eastern bank of the rivière du Sud (Montmagny); the latter flows north-east to the south shore of the St. Lawrence River.
The Poitras river flows in the municipalities of Saint-Pierre-de-la-Rivière-du-Sud and Saint-François-de-la-Rivière-du-Sud, in the Montmagny Regional County Municipality, in the administrative region of Chaudière-Appalaches, in Quebec, in Canada.
Geography
The main neighboring watersheds of the Poitras river are:- north side: Morigeau River, rivière du Sud (Montmagny), Bras Saint-Nicolas, St. Lawrence River;
- east side: rivière des Perdrix, Bédule stream, Bras Saint-Nicolas;
- south side: Noire River (South River tributary), rivière du Sud (Montmagny);
- west side: rivière du Sud (Montmagny).
From its source, the Poitras river flows in parallel, on the south side of the Morigeau River. The course of the river descends on, divided into the following segments:
- west in Saint-Pierre-de-la-Rivière-du-Sud, up to the municipal limit of Saint-François-de-la-Rivière-du-Sud;
- west, to a country road;
- north-west, up to its confluence.