Minnesota Lake Depths
Minnesota · Blue Earth County

Blue Earth County lake depth maps

Explore 10 lakes as 3D depth maps, built from Minnesota DNR bathymetric surveys — surveyed depth draped over real elevation and aerial imagery.

Featured depth maps

3D depth map of Madison LakeLargest in the county, deepest mapped contour, most fish species surveyedMadison Lake19 fish species · 50 ft deep · 1,443 acresExplore the 3D map 3D depth map of Lura LakeSecond largestLura Lake5 ft deep · 1,362 acresExplore the 3D map 3D depth map of Loon LakeThird largestLoon Lake5 ft deep · 810 acresExplore the 3D map

Where the lakes are

Madison Lake · 50 ft · 1,443 acLura Lake · 5 ft · 1,362 acLoon Lake · 5 ft · 810 acEagle Lake (North) · 10 ft · 480 acLake Crystal · 10 ft · 384 acBallantyne Lake · 50 ft · 374 acDuck Lake · 20 ft · 291 acMills Lake · 5 ft · 237 acIda Lake · 6 ft · 130 acGeorge Lake · 25 ft · 88 acMadison LakeLura LakeLoon Lake

Dot size and shade follow max depth: under 15 ft 100 ft and deeper

All 10 mapped lakes in Blue Earth County; deepest is Madison Lake at 50 ft. Tap a dot to open that lake.