Tobol
The 90th longest river in the world
The Tobol (Siberian Tatar) is a river in Western Siberia (in Kazakhstan and Russia) and the main (left) tributary of the Irtysh. Its length is 1,591 km (989 mi), and the area of its drainage basin is 426,000 km2 (164, 000 sq mi).
Flows through: Kazakhstan, Russia.
River data from Wikidata (CC0); lengths normalised to a common unit.