Osuga River (Vazuza)

The Osuga River is a river in Oleninsky, Rzhevsky, and Zubtsovsky Districts of Tver Oblast and in Sychyovsky District of Smolensk Oblast of Russia, a tributary of the Vazuza River (technically, of Vazuza Reservoir) in the basin of the Volga River. The Osuga is long, and the area of its drainage basin is .