Smoothing Iron Ridge
Ridge in Asotin County, Washington · on the USGS Pinkham Butte quadrangle
46.17626, -117.41123
Maps that show Smoothing Iron Ridge
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Pinkham Butte, WA
USGS topo, 2023
Saddle Butte, WA
USGS historical 15-minute topo (1943)
Saddle Butte, WA
USGS historical 15-minute topo (1946)
Map 20 Motor Vehicle Use Map (MVUM)
Umatilla National Forest (2026)
Map 21 Motor Vehicle Use Map (MVUM)
Umatilla National Forest (2026)
Index Over-Snow Vehicle Use Map
Nez Perce-Clearwater National Forests
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
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).