South Trigo Peaks rise above a landscape defined by seasonal drainages and mountain crossings in this part of western Arizona. The map highlights a series of significant topographic breaks, including Weaver Pass and Trigo Pass, which serve as natural corridors through the terrain. These passes represent historical transit points in an arid environment where water movement is recorded by features like Ehrenberg Wash and the branching Weaver Wash. The southern edge of the sheet is traversed by Cibola Rd, connecting the remote Felipe Pass to the wider region. The arrangement of these washes and passes suggests a long history of navigation through the gaps in the peaks, tracing the most accessible routes across the desert floor.
7 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.
1933 · Cunningham Mtn
USGS Topo · 1:48,000
1934 · Trigo Peaks
USGS Topo · 1:48,000
1939 · Trigo Peaks
USGS Topo · 1:62,500
1940 · Dome Rock Mts
USGS Topo · 1:62,500
1942 · Blythe
USGS Topo · 1:250,000
1954 · Salton Sea
USGS Topo · 1:250,000
1954 · Trigo Peaks
USGS Topo · 1:62,500
1955 · Salton Sea
USGS Topo · 1:250,000
1959 · Salton Sea
USGS Topo · 1:250,000
1962 · Quartzsite
USGS Topo · 1:62,500