
The Great Colorado Valley defines the western edge of this La Paz County landscape, where the flat basin meets the complex topography of the Trigo Mountains. Drainage patterns are marked by prominent seasonal watercourses, including Crazy Woman Wash and Hart Mine Wash, which cut through the arid terrain. The map records a sparse network of access routes, specifically Hart Mine Rd and Island Unit Rd, reflecting the remote character of this region near the Colorado River.
11 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.
1934 · Trigo Peaks
USGS Topo · 1:48,000
1939 · Red Hill
USGS Topo · 1:62,500
1939 · Trigo Peaks
USGS Topo · 1:62,500
1942 · Blythe
USGS Topo · 1:250,000
1945 · Cibola
USGS Topo · 1:62,500
1945 · Picacho
USGS Topo · 1:62,500
1951 · Picacho
USGS Topo · 1:62,500
1951 · Cibola
USGS Topo · 1:62,500
1952 · Mule Wash
USGS Topo · 1:24,000
1952 · Palo Verde
USGS Topo · 1:24,000