Vanån is a

river A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...

Sweden Sweden, formally the Kingdom of Sweden, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. It borders Norway to the west and north, and Finland to the east. At , Sweden is the largest Nordic count ...

and the largest

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

Västerdal River Västerdalälven (literally ''West Dal River'') is a 300 km long river in Sweden that flows southeast through Dalarna. Its sources are Görälven and Fuluälven and the end point is Djurås, in the municipality of Gagnef, where it connect ...

. The annual

open water swimming Open water swimming is a swimming discipline which takes place in outdoor bodies of water such as open oceans, lakes, and rivers. Competitive open water swimming is governed by the International Swimming Federation, World Aquatics (formerly kno ...

competition

Vansbrosimningen Vansbrosimningen or Vansbrosimmet is an annual open water swimming competition held in July in Vansbro, Dalarna, Sweden since 1950. The distance is 3,000 m, first 2,000 m downstream in Vanån then 1,000 m upstream in Västerdal River Västerda ...

takes place in Vanån (2000 m) and Västerdal River (1000 m).

References

Rivers of Dalarna County {{Sweden-river-stub