Coal Mountain
Summit in Grand County, Colorado · on the USGS Hyannis Peak quadrangle
40.25914, -106.35030
Maps that show Coal Mountain
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Hyannis Peak, CO
USGS topo, 2022
Hyannis Peak, CO
USGS historical 15-minute topo (1956)
Parks Ranger District Motor Vehicle Use Map (MVUM)
Medicine Bow-Routt National Forests & Thunder Basin National Grassland (2018)
IFR Enroute Low Altitude Chart L-12 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-09 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-11 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-03 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-01 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).