Lake Superior has a surface area of 31,700 square miles which makes it the world’s largest freshwater lake. It is situated on the northern edge of Wisconsin. It contains 10% of all the earth’s fresh surface water. This lake is also the largest body of freshwater on the earth. Like all other Great Lakes, Lake Superior is also prone to lake effect snow. The weather is generally moderate and has warmer temperatures than inland throughout the year, however during winter months, the lake is 40 to 95 percent covered with ice, but it rarely freezes over completely.
Quick Facts: –
- The average water temperature of Lake Superior is 40°F which is lower than other great lakes.
- The average elevation of the lake is about 602 feet above the sea level.
- The deepest point of the lake is about 1333 feet.
- There are total 58 orchid species that are native to the basin of this lake.
- There are 78 different species of fish that call this big lake home.
- It is the cleanest and clearest of all the Great Lakes. The average underwater visibility of the lake is 27 feet.
- It has both the thickest and also the thinnest, crust found anywhere in North America.
- This lake has its own tide.
- The maximum wave ever recorded on this lake was 31 feet high.
- It has been once described as the most oligotrophic lake in the world.
- More than 300 streams and rivers empty into this lake.
- The last complete freezing of Lake Superior occurred in 1979.