Ephraim Valley
Basin in Caribou County, Idaho · on the USGS Snowdrift Mountain quadrangle
42.50854, -111.13520
Maps that show Ephraim Valley
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Snowdrift Mountain, ID
USGS topo, 2023
Crow Creek, ID
USGS historical 15-minute topo (1915)
Montpelier Winter Travel Map
Caribou-Targhee National Forest
Soda Springs Winter Travel Map
Caribou-Targhee National Forest
IFR Enroute Low Altitude Chart L-09 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-11 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-13 (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
IFR Enroute Low Altitude Chart L-01 (Alaska)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).