| Lake Väsman | |
| Pushpin Map: | Sweden Dalarna # Sweden |
| Pushpin Map Alt: | Location of lake |
| Location: | Dalarna County, Ludvika Municipality |
| Coords: | 60.1855°N 15.0731°W |
| Type: | Lake |
| Catchment: | 1147.86km2 |
| Basin Countries: | Sweden |
| Area: | 39.1km2 |
| Max-Depth: | 53m (174feet) |
| Shore: | 69.4km (43.1miles) |
| Elevation: | 154m (505feet) |
| Islands: | Sollen, Granön |
| Cities: | Ludvika |
Lake Väsman (pronounced as /sv/)[1] is a lake in Ludvika Municipality in Dalarna County of Sweden, in the Norrström main basin.
Lake Väsman is deep, has an area of and is above sea level.It is about long in a southeasterly direction, with a width of 1.5to.
In the past, there was steamboat traffic on the lake.
There is a major iron ore deposit below the lake, estimated at 640 million tonnes.In 2011 the Nordic Iron Ore company said it would try to start mining.
Lake Väsman is included in the sub-basin called the outlet of Väsman. The average altitude is above sea level and the area is . Including the 53 catchment areas upstream, the accumulated area of the lake's basin is . Kolbäcksån, which drains the catchment, collects water from three rivers before reaching the sea after .The catchment area consists mostly of forest (56%).