
The Chocolate Mountains dominate the arid topography of this Riverside and Imperial County border region, characterized by complex drainage patterns and elevation changes. In the southwestern corner, the Coachella Canal provides a stark contrast to the surrounding desert terrain, serving as a vital artery for water transport through the Coachella Valley. Access to this portion of the canal is traced by Coachella Canal Rd, which skirts the edge of the mountains. The map illustrates the transition from the high relief of the Chocolate Mountains to the lower, more level ground near the canal, highlighting the stark intersection of natural landforms and human-engineered water management systems in the Colorado Desert.
8 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1940 · Frink
USGS Topo · 1:62,500
1940 · Iris Pass
USGS Topo · 1:62,500
1940 · Canyon Spring
USGS Topo · 1:62,500
1943 · Canyon Spring
USGS Topo · 1:62,500
1944 · Chuckwalla Mountains
USGS Topo · 1:62,500
1944 · Frink
USGS Topo · 1:62,500
1945 · Iris Pass
USGS Topo · 1:62,500
1954 · Salton Sea
USGS Topo · 1:250,000
1955 · Salton Sea
USGS Topo · 1:250,000
1956 · Frink NW
USGS Topo · 1:24,000