Ume River
Major rivers in Norrbotten County (north–south) include the Torne, the Lule River, Kalix River, and Pite River. Rivers shared with Västerbotten County include the Skellefte River and Ume River. Other rivers that flow directly to the sea and that are at least 100 km long are the Sangis River, Råne River, Åby River, and Byske River.