| Alsask Lake | |
|---|---|
| Location | Saskatchewan |
| Coordinates | 51°20′17″N 109°52′34″W / 51.338°N 109.876°WCoordinates: 51°20′17″N 109°52′34″W / 51.338°N 109.876°W |
| Basin countries | Canada |
| Settlements | none |
Alsask Lake is a lake in Saskatchewan, Canada, located south east of Alsask, Saskatchewan. The lake is a natural source for sodium sulfate and until 1991 an extraction plant was operated by Francanna Minerals (Sodium Sulfate Company).