Christmas Pass serves as a critical point of navigation through the arid reaches of Yuma County, marking a natural corridor between the high ridges of the Cabeza Prieta Mountains and the Drift Hills. This 2018 survey reveals a landscape where water management is essential for survival, indicated by the presence of isolated catchments such as North Pinta Tank and Senita Tank. The terrain transitions from the jagged peaks of the Sierra Pinta down toward the wide expanse of the Tule Desert. Ephemeral drainage systems, including Mohawk Wash and Smoke Tree Wash, carve through the basin floor, illustrating the geological processes that shape this corner of the desert. The map provides an essential view of the Public Land Survey System grid across these remote townships, detailing the precise topographic relief and the few improved routes that cross this sparsely populated region.
13 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1953 · Ajo
USGS Topo · 1:250,000
1957 · Ajo
USGS Topo · 1:250,000
1958 · Ajo
USGS Topo · 1:250,000
1962 · Ajo
USGS Topo · 1:250,000
1963 · Ajo
USGS Topo · 1:250,000
1965 · Cabeza Prieta Peak
USGS Topo · 1:62,500
1965 · Tule Mountains
USGS Topo · 1:62,500
1965 · Isla Pinta
USGS Topo · 1:62,500
1965 · Sierra Arida
USGS Topo · 1:62,500
1967 · Ajo
USGS Topo · 1:250,000