What are 5 interesting facts about lake Superior?

8 Fun Facts About Lake Superior
  • Lake Superior Holds 10% of the Planet's Fresh Water. ...
  • The Lake Covers Over 31,700 Square Miles. ...
  • You Can Really See Your Way Around in the Waters. ...
  • Summer Days are Longer on the Western Shore of Lake Superior. ...
  • The Lake Hardly Ever Freezes Entirely. ...
  • Superior is Full of Surprises.




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10 Deep Facts About the Great Lakes
  • Lake Superior is the biggest and deepest—by far. ...
  • Lake Ontario and Lake Erie are the smallest. ...
  • Only one Great Lake is located entirely within the U.S. ...
  • You can take a 6500-mile road trip around the Great Lakes. ...
  • A fire prompted massive environmental reforms for the Great Lakes.


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The Great Lakes hold over 5,400 cubic miles of water -- therefore accounting for more than 20% of the world's surface freshwater.
  • Lake Superior contains half of the water in all the Great Lakes. ...
  • Lake Michigan is the only Great Lake that is entirely within U.S. territory.


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The largest lake in the world by a long shot is the Caspian Sea – a name that hints at a past when it was contiguous with the ocean around 11 million years ago. This massive saline lake, which is nearly the same size as Japan, borders five countries: Kazakhstan, Russia, Turkmenistan, Azerbaijan, and Iran.

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Lake Superior is the largest of the Great Lakes and ranks as the second largest lake in the world (by surface area). Source: Lake Superior Basin statistics map produced by Michigan Sea Grant/Michigan State University Extension (2000).

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Lake sturgeons are the biggest fish in the Great Lakes. And while individuals can pass the century mark, the species has been around since the days of the dinosaurs.

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Lake Superior is the Cleanest and Clearest Great Lake Because of its somewhat isolated location and long cold winters, not much farming is done along Superior's shores. This means lower amounts of nutrients, sediments, and organic material are floating around the lake.

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About a billion years ago, a fracture in the earth running from what is now Oklahoma to Lake Superior generated volcanic activity that almost split North America. Over a period of 20 million years, lava intermittently flowed from the fracture.

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Lake Superior holds a massive volume of water because of its enormous inland basin and the hundreds of rivers that feed it.

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During the 1960s, Lake Erie was declared a “dead lake” due to eutrophication and pollution. The children's book, The Lorax, written by Dr.

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It is the deepest (1,335 feet) of the Great Lakes. If you go swimming there in the hottest part of the summer, you'll soon learn that Lake Superior is also the coldest of the Great Lakes - brrr, icy cold at an average temperature of 40° F (4°C).

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