
Imnaha River waters carve through this high-elevation corner of Wallowa County, defining a landscape of deep canyons and prominent divides. The map reveals the intricate drainage system of the Wallowa National Forest, where steep-banked tributaries like Crazyman Creek and Gumboot Creek feed into the primary river valley. Human activity in this remote backcountry is represented by recreational and utility landmarks, including the Mc Graw Lookout and the Borrow Pit near Rich Creek. High ridges such as Puderbaugh Ridge and Summit Ridge offer vantage points over the Hells Canyon National Recreation Area, while established sites like Blackhorse Campground and Ollokot Campground provide access points for those navigating the transition from forest to the protected Hells Canyon Wilderness boundary.
33 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1920 · Seven Devils Mining District
USGS Topo · 1:48,000
1922 · He Devil
USGS Topo · 1:48,000
1954 · Harl Butte
USGS Topo · 1:62,500
1955 · Grangeville
USGS Topo · 1:250,000
1957 · He Devil
USGS Topo · 1:62,500
1957 · Cuprum
USGS Topo · 1:62,500
1957 · Homestead
USGS Topo · 1:62,500
1959 · Grangeville
USGS Topo · 1:250,000
1987 · Riggins
USGS Topo · 1:100,000
1990 · Gumboot Butte
USGS Topo · 1:24,000