
Parker Valley defines the western portion of this Arizona landscape, where the agricultural grid meets the desert elevations of the Dorne Rock Mountains. This 2021 survey illustrates a transition from the structured irrigation systems of the valley to the arid topography of the Moon Mtn region. The water management network is central to the area's layout, featuring the Mesa Drain and Lateral A Seventy-three alongside the natural course of Tyson Wash. Modern infrastructure is represented by a network of local corridors like Mohave Rd and State Hwy 25, which navigate the sections between the mountain range and the western levee. This topographic study is essential for understanding the current land use and water distribution patterns in La Paz County, highlighting the contrast between reclaimed valley floor and the high desert.
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This is the sole edition of this map. No revisions or reprints were ever made.
1931 · Moon Mtn
USGS Topo · 1:62,500
1932 · Moon Mtn
USGS Topo · 1:62,500
1933 · Cunningham Mtn
USGS Topo · 1:48,000
1940 · Dome Rock Mts
USGS Topo · 1:62,500
1942 · Blythe
USGS Topo · 1:250,000
1942 · MOON MTN
USGS Topo · 1:62,500
1945 · Big Maria Mtns
USGS Topo · 1:62,500
1951 · Big Maria Mts
USGS Topo · 1:62,500
1951 · Blythe NE
USGS Topo · 1:24,000
1954 · Salton Sea
USGS Topo · 1:250,000