Fern Lake
Reservoir in Blue Earth County, Minnesota · on the USGS Mankato East quadrangle
44.16941, -93.94440
Maps that show Fern Lake
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Mankato East, MN
USGS topo, 2022
Mankato East, MN
USGS historical 15-minute topo (1950)
Mankato East, MN
USGS historical 15-minute topo (1951)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-12 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-02 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).