North West Co. erected first fort, at west end of lake, before 1802. It was visited by Thompson 1802. This was probably the fort known as Blondin's fort (q.v.).

Hudson's Bay Co. also built at west end of lake before 1817. This fort was seized by the North West Co. in 1817. Both forts were combined after union of 1821. The present name is Fort Grouard dating from about 1900. Maps, No. 5, 6, 8, 100 & 101.