Palen Lake dominates the central and southern portions of this arid landscape, appearing here as an expansive dry lake bed in the California desert. The terrain is characterized by a complex network of ephemeral washes and alluvial fans that drain toward the lake from the surrounding highlands. Human presence is sparse, represented primarily by Circle E Ranch in the northwest corner, illustrating the isolated nature of ranching and land use in this part of Riverside County. This 2012 survey captures a environment where the subtle movements of water and historical land divisions create a unique topographical record of the Mojave or Colorado desert regions. The map provides a detailed view of the natural drainage patterns that define the basin, offering a precise look at the landforms as they existed in the early 21st century.
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This is the sole edition of this map. No revisions or reprints were ever made.
1943 · Coxcomb Mountains
USGS Topo · 1:62,500
1944 · Chuckwalla Mountains
USGS Topo · 1:62,500
1944 · Coxcomb Mountains
USGS Topo · 1:62,500
1952 · Sidewinder Well
USGS Topo · 1:62,500
1952 · Palen Mountains
USGS Topo · 1:62,500
1954 · Salton Sea
USGS Topo · 1:250,000
1955 · Salton Sea
USGS Topo · 1:250,000
1959 · Salton Sea
USGS Topo · 1:250,000
1963 · Salton Sea
USGS Topo · 1:250,000
1963 · Chuckwalla Mountains
USGS Topo · 1:62,500