Willow Springs Ranch and the Triangle L Ranch anchor this arid landscape in Pinal County, where the desert floor is defined by a complex network of ephemeral drainages. The naming conventions of the region reflect both the cattle industry and the harsh hydrological reality of the Sonoran Desert, featuring names like Bloodsucker Wash, Horse Foot Wash, and Camp Grant Wash. The land rises toward the Black Hills in the northeast, while the lower elevations are dotted with essential livestock water sources such as Snyder Tank, Anderson Tank, and the uniquely named Number One Dirt Tank. Recent infrastructure is concentrated in the south, where residential developments appear near N Rockcliffe Blvd and W Beverly Cir, illustrating the gradual transition from traditional ranching territories to modern rural-residential expansion.
28 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.
1911 · Winkelman
USGS Topo · 1:125,000
1913 · Winkelman
USGS Topo · 1:125,000
1948 · Mammoth
USGS Topo · 1:62,500
1948 · Mammoth
USGS Topo · 1:24,000
1948 · Campo Bonito
USGS Topo · 1:24,000
1949 · Mammoth
USGS Topo · 1:24,000
1949 · Campo Bonito
USGS Topo · 1:24,000
1949 · Holy Joe Peak
USGS Topo · 1:62,500
1949 · Winkelman
USGS Topo · 1:62,500
1949 · Black Mountain
USGS Topo · 1:24,000