Red Bluff Mountain anchors the southwestern terrain of this Yuma County landscape, which is defined by the intricate dendritic drainage of the Big Eye Wash system. This arid region shows a stark transition from the natural desert floor to the agricultural and infrastructure-heavy corridor in the southeast. A network of rural roads, including Wellton-Kofa Rd and Mohawk-Canal-Rd, provides access to the lowlands where the desert meets managed water resources. The sparse human footprint is concentrated along the southern edge, with residential and local access routes like E Paisano Dr and E Co Hwy-5th branching into the landscape. The geography documented here captures the intersection of desert drainage patterns and the modern road networks that support the rural communities of southern Arizona.
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This is the sole edition of this map. No revisions or reprints were ever made.
1926 · Wellton
USGS Topo · 1:62,500
1926 · Mohawk
USGS Topo · 1:62,500
1928 · Mohawk
USGS Topo · 1:62,500
1928 · Norton
USGS Topo · 1:62,500
1929 · Wellton
USGS Topo · 1:62,500
1929 · Norton
USGS Topo · 1:62,500
1942 · Yuma
USGS Topo · 1:250,000
1953 · Ajo
USGS Topo · 1:250,000
1954 · El Centro
USGS Topo · 1:250,000
1955 · El Centro
USGS Topo · 1:250,000