
Modoc National Forest land defines the upper reaches of this high-altitude landscape, where the seasonal hydrology of the Great Basin is evident in the numerous named springs and ephemeral water bodies. The terrain is a network of ridges and basins, including Red Rock Valley and the distinctive Clarks Valley. Human presence is marked by isolated homesteads and livestock operations such as Clarks Valley Ranch, Hornback Ranch, and Red Rock Ranch, connected by a web of jeep trails. These small outposts, along with Evans Place, represent the cattle ranching heritage of Lassen County. The map details natural catchments like Red Rock Lake and Boot Lake, which serve as vital water sources in an otherwise arid environment. High points like Red Rock Mountain and Vabm Head provide vantage points over the volcanic geography, while Quaking Asp Creek drains the eastern slopes.
27 named features on this map. Tap any name to fly to it.
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6 editions found
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 · Observation Peak
USGS Topo · 1:62,500
1954 · Ravendale
USGS Topo · 1:62,500
1954 · Alturas
USGS Topo · 1:250,000
1955 · Westwood
USGS Topo · 1:250,000
1958 · Alturas
USGS Topo · 1:250,000