Phelan sits at the high-desert transition between the northern slopes of the San Gabriel Mountains and the Mojave Desert floor. This 2015 survey illustrates a landscape defined by an extensive grid of residential roads, such as Bear Valley Rd and Phelan Rd, that spread across the alluvial fans. The massive infrastructure of the Governor Edmund G. Brown East Branch California Aqueduct cuts horizontally across the northern portion of the map, while the southern boundary reaches into the San Bernardino National Forest. Natural drainages like Sheep Cr and Fremont Wash intersect the developed areas, showing the persistent influence of desert hydrology on local planning. Smaller community nodes like Deer Haven, Yucca Inn, and Mountain Top Junction provide specific points of reference for local historians tracking the growth of this San Bernardino County community.
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This is the sole edition of this map. No revisions or reprints were ever made.
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1902 · Hesperia
USGS Topo · 1:62,500
1903 · San Antonio
USGS Topo · 1:62,500
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1930 · Angle
USGS Topo · 1:24,000
1932 · Angle
USGS Topo · 1:24,000
1932 · Barstow
USGS Topo · 1:125,000
1934 · Barstow
USGS Topo · 1:125,000
1934 · Boneyard Canyon
USGS Topo · 1:24,000
1936 · Swarthout
USGS Topo · 1:24,000