Cold Lake in western Canada Cold Lake is a large
lake in
Northern Alberta and
Saskatchewan,
Canada. The lake straddles the Alberta/Saskatchewan border, and has a water area of . It is also one of the deepest lakes in Alberta with a maximum depth of . It has around 24 known species of fish in it and is a major ice fishing lake. It is also major stop for many migrating birds, and is home to one of the largest
warbler populations in Alberta. A surface of lies in the province of
Alberta.