Svartån in Västmanland County, Sweden is a river that is 91 kilometers long.
It passes through the towns of Skultuna and Västerås and has its outlet in Mälaren.
The name Västerås derives from the Sueco-Latin term Västra Aros meaning "western outlet."
Small-scale hydroelectric dams are located in Västerås (the Turbine House and at Falkenberg's Mill), Skerike, and Skultuna, among others.
This article related to a river in Sweden is a stub.