Eighteen Mile Rapids
Rapids in Ontonagon County, Michigan · on the USGS Choate quadrangle
46.45550, -89.29459
Maps that show Eighteen Mile Rapids
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Choate, MI
Detailed map of terrain, trails and roads
USGS topo, 2023

Choate
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad

Thayer, MI
Old map for history, not navigation
USGS historical 15-minute topo (1952)

Ottawa 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
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).