Great Lakes, a chain of large and deep freshwater lakes in North America. The 5 Great Lakes – Superior, Huron, Michigan, Erie, and Ontario spread a total surface area of 94,250 sq mi (244,106 km2) and are all united by various lakes, rivers, and other watercourses, making them the most extensive freshwater system on the planet.
The map below is showing the depths of the Great Lakes. Lake Superior is the largest and deepest of the Great Lakes and ranks as the second largest lake in the world by area.
Great Lakes ranked by the average depth
Lake Superior: 483 ft (147 m) – Deepest Point is 1,333 ft (406 m)
Lake Ontario: 283 ft (86 m) – Deepest Point: 804 ft (245 m)
Lake Michigan: 279 ft (85 m) – Deepest Point: 925 ft (282 m)
Lake Huron: 195 ft (59 m) – Deepest Point: 748 ft (228 m)
Lake Erie: 62 ft (19 m) – Deepest Point: 210 ft (64 m)
Great lakes profile compared to profiles of other lakes
– Lakes and oceans depth comparison