
Shasta National Forest lands dominate this northern California landscape, showing the transition from the forested hillsides down into the volcanic flats marked by extensive lava beds. The 1995 revision reveals a network of timber and access roads, including many designated 4wd routes, illustrating the region's managed wilderness character. The border between Siskiyou and Shasta counties bisects the terrain, which is defined by the winding course of Bear Creek. Sparse human habitation is concentrated at small interior junctions such as Hammond Crossing and Spalding Corner, while the settlement of Dana sits along the eastern edge. A significant pipeline corridor cuts through the southeastern portion, marking a modern utility footprint across the volcanic geology.
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This is the sole edition of this map. No revisions or reprints were ever made.
1886 · Modoc Lava Bed
USGS Topo · 1:250,000
1892 · Modoc Lava-Bed
USGS Topo · 1:250,000
1932 · Bartle
USGS Topo · 1:96,000
1939 · Bartle
USGS Topo · 1:125,000
1954 · Alturas
USGS Topo · 1:250,000
1958 · Alturas
USGS Topo · 1:250,000
1961 · Hambone
USGS Topo · 1:62,500
1961 · Pondosa
USGS Topo · 1:62,500
1961 · Fall River Mills
USGS Topo · 1:62,500
1962 · Alturas
USGS Topo · 1:250,000