The Sierra Valley floor meets the foothills of the Plumas National Forest in this 2015 study of eastern Plumas County. The neighboring settlements of Vinton and Chilcoot serve as the primary hubs for this rural landscape, situated where the valley's wide drainage networks converge. A complex system of waterways, including the N Channel Little Last Chance Cr and E Channel Little Last Chance Cr, reveals the intricate natural and modified irrigation patterns essential to this high-altitude ranching region.
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This is the sole edition of this map. No revisions or reprints were ever made.
1890 · Sierraville
USGS Topo · 1:125,000
1892 · Sierraville
USGS Topo · 1:125,000
1894 · Sierraville
USGS Topo · 1:125,000
1950 · Chilcoot
USGS Topo · 1:62,500
1950 · Portola
USGS Topo · 1:62,500
1955 · Loyalton
USGS Topo · 1:62,500
1955 · Sierraville
USGS Topo · 1:62,500
1958 · Chico
USGS Topo · 1:250,000
1960 · Chico
USGS Topo · 1:250,000
1972 · Reconnaissance Peak
USGS Topo · 1:24,000