Riasten[2] is a lake in Holtålen Municipality in Trøndelag county, Norway.

The 5.14-square-kilometre (1.98 sq mi) lake lies near the municipal border with the neighboring Tydal Municipality and Røros Municipality, about 25 kilometres (16 mi) east of the village of Renbygda.

The lake lies about 15 kilometres (9.3 mi) west of the border with Sweden.

This article related to a lake in Trøndelag in Norway is a stub.

You can help Wikipedia by expanding it.