There are over 15,000 lakes inWisconsin. Of these, about 40 percent have been named. ExcludingLake Michigan andLake Superior,Lake Winnebago is the largest lake by area, largest by volume and the lake with the longest shoreline. The deepest lake isWazee Lake, at 350 feet (107 meters). The deepest natural lake isGreen Lake, at 237 feet (72 meters). The largest man-made lake isPetenwell Lake. Many lakes have the same names, with over 150 named Mud Lake and over 100 named Bass Lake.

Lake Winnebago

Lake Pepin

Petenwell Lake

Lake Chippewa

Lake Poygan

Castle Rock Lake

Turtle-Flambeau Flowage

Lake Koshkonong

Lake Mendota

Lake Butte des Morts

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Excluding the Great Lakes, the 10 largest lakes in Wisconsin

Below is the list of named lakes/reservoirs in Wisconsin, as identified by theUSGS^[1] and/or theWIDNR.^[2] Areas and max depths are provided by WIDNR unless otherwise noted. Alternate names are indicated in parentheses. Only included are lakes over 100 acres.