Tinnelva (also known as Tinne or Tinnåa) is a river in Notodden Municipality in Telemark county, Norway.

The 29-kilometre (18 mi) long river flows between two lakes: Tinnsjå and Heddalsvatnet.

It flows to the south and east, past the village of Gransherad and the Gransherad Church, past the Lisleherad Church further downstream, and finally emptying into the lake Heddalsvatnet at the town of Notodden.

The hydroelectric power stations along the river have a combined installed capacity of 182 megawatts (244,000 hp).

You can help Wikipedia by expanding it.This article related to a river in Norway is a stub.