Övre Rudasjön

Övre Rudasjön, or Övre Rudan for short, is a lake in Haninge Municipality, 18 km south of central Stockholm, Sweden. Forming part of the Tyresån Lake System, its major inflow comes from lakes Nedre Rudasjön and Trylen to the south, while its outflow passes over Dammträsk into Drevviken to the north.