Grass Lake
Lake in Otter Tail County, Minnesota · on the USGS Ottertail quadrangle
46.40343, -95.51976
Maps that show Grass Lake
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Ottertail, MN
USGS topo, 2022
Battle Lake, MN
USGS historical 15-minute topo (1912)
Battle Lake, MN
USGS historical 15-minute topo (1914)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-14 (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).