Modoc National Forest encompasses the northern high-country terrain of this Lassen County map, dominated by the prominent peak of Whitinger Mountain. The landscape is defined by wide volcanic basins and ridges, including the broad expanse of Grasshopper Valley and the distinctive Dry Valley Ridge. Water management is evident in the presence of the Said Valley Reservoir and the isolated Bath Spring near Diaz Flat. A network of forest and ranching roads is meticulously named, often using avian and animal themes such as Oriole, Finch, Raccoon Rd, and Possum Rd. This survey shows the modern land management of the Modoc plateau, where topographical features like Spooner Trough Canyon and South Knob serve as primary landmarks in an area otherwise marked by significant open space and public forest lands.
36 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.
1886 · Alturas
USGS Topo · 1:250,000
1886 · Honey Lake
USGS Topo · 1:250,000
1891 · Honey Lake
USGS Topo · 1:250,000
1892 · Alturas
USGS Topo · 1:250,000
1893 · Honey Lake
USGS Topo · 1:250,000
1954 · Grasshopper Valley
USGS Topo · 1:62,500
1954 · Alturas
USGS Topo · 1:250,000
1955 · Westwood
USGS Topo · 1:250,000
1956 · Hayden Hill
USGS Topo · 1:62,500
1958 · Alturas
USGS Topo · 1:250,000