Taschereau RiverThe rivière Taschereau flows in the municipality of Saint-Théophile, in the Beauce-Sartigan Regional County Municipality, in the administrative region of Chaudière-Appalaches, in Quebec, in Canada.ToponymyThe toponym Rivière Taschereau was formalized on December 5, 1968, at the Commission de toponymie du Québec.