Uyas Balatong

The Uyas is a river in Perm Krai, Russia, a left tributary of the Iren, which in turn is a tributary of the Sylva. The river is 27 kilometres long.
  • Mouth: Iren
  • Length: 27 km (17 mi)
  • Progression: Iren→ Sylva→ Chusovaya→ Kama→ Volga→ Caspian Sea
Data from: en.wikipedia.org