Great Lakes Maps and Facts

Click on map for larger Map of Great Lakes Basin [PDF 516KB] image of great lakes basin and link to larger map (516KB pdf)

Map of Great Lakes Drainage Basins in Wisconsin [PDF 1.4MB]

Map of Lake Superior Drainage Basin [PDF 278KB]

Map of Lake Michigan Drainage Basin and Bathymetry [PDF 435KB]

Fun Great Lakes facts! [exit DNR]

Last Revised: Thursday July 23 2009