Blanco Wash and the sweeping plateau of Blanco Mesa dominate this section of the San Juan Basin, where deeply incised drainage systems define the landscape. This 2020 record of San Juan County shows a terrain shaped by erosion and early energy exploration, evidenced by the remote Oil Test Spring located near Huerfanito Canyon. The map details a complex network of high-desert geography, including Hollis Pass and Jacquez Canyon, which provide essential passage through the mesa country. Modern infrastructure like Co RD 7007 and Carrizo Rd snakes through the topography, connecting the expansive Cañon Largo to smaller features such as Smith Canyon and Reed Canyon. The survey illustrates the intersection of natural landmarks and the systematic grid of public land surveys, maintaining the clear boundaries of the New Mexico interior.
24 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.
1889 · Largo
USGS Topo · 1:250,000
1895 · Largo
USGS Topo · 1:250,000
1954 · Aztec
USGS Topo · 1:250,000
1958 · Aztec
USGS Topo · 1:250,000
1959 · Gould Pass
USGS Topo · 1:62,500
1959 · Nageezi
USGS Topo · 1:62,500
1960 · Bloomfield
USGS Topo · 1:62,500
1962 · Aztec
USGS Topo · 1:250,000
1965 · Aztec
USGS Topo · 1:250,000
1967 · Huerfano Trading Post
USGS Topo · 1:24,000