
The Chocolate Mountains dominate the landscape of Imperial County in this topographic representation, where sharp elevation changes and deep desert washes define the interior. The namesake Lion Head Mtn stands as a prominent landmark in the western portion of the quadrangle, overlooking a network of seasonal drainages. In the southeast, Salvation Pass provides a natural corridor through the high ground, leading toward the vital water source at Salvation Spring. The map detail focuses on the harsh, arid environment where few named features exist, emphasizing the significance of these specific mountain peaks and passes for navigation and survival in the California desert. Surveyed township and range lines like t10s r16e overlay the terrain, reflecting the systematic division of public lands in this sparsely inhabited region.
8 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.
1940 · Iris
USGS Topo · 1:62,500
1940 · Iris Pass
USGS Topo · 1:62,500
1945 · Iris Pass
USGS Topo · 1:62,500
1945 · Iris
USGS Topo · 1:62,500
1953 · Chuckwalla Spring
USGS Topo · 1:62,500
1953 · Acolita
USGS Topo · 1:62,500
1954 · Salton Sea
USGS Topo · 1:250,000
1955 · Tortuga
USGS Topo · 1:24,000
1955 · Salton Sea
USGS Topo · 1:250,000
1956 · Iris
USGS Topo · 1:24,000