Geography The coastal municipality is located along the Namsenfjorden and at the mouth of the river Namsen, one of the richest salmon rivers in Europe. The municipality also includes the islands of Otterøya, Hoddøya, Elvalandet, and Jøa. The lakes Finnvollvatnet, Gilten, Mjøsundvatnet, and Salvatnet are all located in Namsos Municipality. The large river Namsen has its mouth in the municipality. The river Sverka also flows through Namsos.
geography the coastal municipality is located along the namsenfjorden and at the mouth of the river namsen one of the richest salmon rivers in europe the municipality also includes the islands of otterøya hoddøya elvalandet and jøa the lakes finnvollvatnet gilten mjøsundvatnet and salvatnet are all located in namsos municipality the large river namsen has its mouth in the municipality the river sverka also flows through namsos