[1] The 1968 state survey found 15,291 lake basins, of which 3,257 were dry.
[2] If all basins over 2.5 acres were counted, Minnesota would have 21,871 lakes.
[4] All but four of Minnesota's 87 counties (Mower, Olmsted, Pipestone and Rock) contain at least one natural lake.
[1] Minnesota's lakes provide 44,926 miles of shoreline, more than the combined lake (~32,000 mi) and coastal (3,427 mi) shorelines of California.
[7] Swimming, fishing, and/or boating are permitted in some of these lakes, but not all.