The Vilva () is a river in Perm Krai, Russia, a left tributary of the Usva. It starts on the west foothills of the Ural, near the border with Sverdlovsk Oblast. It flows west and southwest, entering the Usva from the larger river's mouth near the town of Chusovoy. The river is long, and its drainage basin covers .«Река ВИЛЬВА», Russian State Water Registry
Main tributaries Left: Vizhay Right: North Rassokha, Bolshaya Myasnaya, Korostelevka, Bolshaya Porozhnaya, Tanchikha.
Etymology
The river name is a composite of the Komi-Permyak words vil (new) and va (water).
References
External links Vilva in encyclopedia of Perm Krai