7 Interesting Facts About Lake SuperiorMay 25, 2016 02:52PM ● By Ryan Frisch
Do you know these interesting facts about Lake Superior?
Lake Superior is the coldest, deepest and highest in elevation of any of the Great Lakes.
Lake Superior contains 10% of the world’s fresh water.
There is enough water in Lake Superior to cover all of North and South America with 12 inches of water.
Lake Superior is the western start of the 2,342-mile long Saint Lawrence Seaway.
Duluth, at the westernmost point of Lake Superior, is the farthest inland of any port in the world.
Lake Superior “never gives up her dead” because of its low water temperature. The water is so cold year-round (average 40 degrees F) it inhibits the growth of bacteria that causes bodies to bloat and then rise to the surface. Divers typically find victims fully preserved years afterward.
During most winters, 40% to 95% of the lake’s surface freezes over. The lake freezes completely only once every 15 to 20 years.