Birch River
Reservoir in Lake County, Minnesota · on the USGS Kangas Bay quadrangle
47.81491, -91.78348
Maps that show Birch River
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Kangas Bay, MN
Detailed map of terrain, trails and roads
USGS topo, 2022
Kangas Bay
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad
Ely, MN
Old map for history, not navigation
USGS historical 15-minute topo (1933)
Ely, MN
Old map for history, not navigation
USGS historical 15-minute topo (1939)
Superior National Forest
Forest Service forest map
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
Name, class, county and location: USGS Geographic Names Information System (public domain).