Ptarmigan Lake
Lake in Grand County, Colorado · on the USGS McHenrys Peak quadrangle
40.31294, -105.71628
Maps that show Ptarmigan Lake
Get them in the map app
Park Map - Rocky Mountain National Park
National Park Service Maps (public domain) · Rocky Mountain National Park
McHenrys Peak, CO
USGS topo, 2022
IFR Enroute Low Altitude Chart L-10 (U.S.)
FAA, 2026-10-29
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
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).