Lake Michigan

Bordered by: states of Illinois, Indiana, Michigan, and Wisconsin
(only Great Lake entirely in the United States)
Also, Lake Michigan is joined to Lake Huron by the Straits of Mackinaw and is therefore hydrologically inseparable from it.

Shoreline: more than 1,600 miles of varied shores

Dimensions: 307 miles long and 118 miles wide

Surface Area: 22,300 square miles

Feet above sea level: 579

Flushing Time: 100 years

Greatest Depth: 925 feet

Average Depth: 279 feet

Special Features: Has the largest lakeshore dunes in the world;

Has the largest sport fishery on the Great Lakes.