Nicholia sits at the base of the mountains in this high-altitude corner of Lemhi County, a landscape defined by the drainage systems of Willow Cr and Birch Cr. The map details a transition from the alluvial fans of the valley floor to the steep, dissected terrain of the Targhee National Forest. Named canyons and gulches like McCoy Canyon, Meadow Canyon, and Smelter Gulch suggest a history of resource extraction and seasonal grazing typical of this region of Idaho. Water sources are critical in this arid environment, marked by isolated points like Magpie Spring, Keg Spring, and Sagebrush Spring. A network of Forest Service roads, including Nicholia Ranch Rd and Nat For Dev RD 541, provides the primary access through the canyons and across the rugged township lines of T11N and T12N.
28 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.
1955 · Dubois
USGS Topo · 1:250,000
1956 · Nicholia
USGS Topo · 1:62,500
1957 · Diamond Peak
USGS Topo · 1:62,500
1957 · Scott Peak
USGS Topo · 1:62,500
1958 · Dubois
USGS Topo · 1:250,000
1969 · Blue Dome
USGS Topo · 1:24,000
1983 · Dubois
USGS Topo · 1:100,000
1987 · Eighteenmile Peak
USGS Topo · 1:24,000
1987 · Gilmore Summit
USGS Topo · 1:24,000
1987 · Nicholia
USGS Topo · 1:24,000