Ufa River

The Ufa is a river in the Ural Mountains, Chelyabinsk Oblast, Sverdlovsk Oblast, and the Republic of Bashkortostan; a right tributary of the river Belaya. It is 918 kilometres long, and its basin covers 53,100 square kilometres. It freezes up between late October and early December and stays under the ice until April or May. Pavlovka Hydroelectric Station is along the Ufa. The river's water is widely used for water supply. The main ports are Krasnoufimsk and Ufa.

Source: Wikipedia