Is 5,830 square kilometers as big as Lake Ontario?
It's about three-tenths as big as Lake Ontario
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The size of Lake Ontario is about 18,960 square kilometers.
(a.k.a. Lac Ontario) (surface area)
The smallest of North America's Great Lakes (by surface area), Lake Ontario has a total area of 18,960 sq. km. It borders the cities of Toronto, Ontario, Canada and Rochester, New York.
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