Geology

Stockton Pass

Graham County, AZ

Coordinate verified

Highway pass and USFS campground on AZ-266 across the southern Pinaleño (Mount Graham) sky island—classic Arizona Basin-and-Range/sky-island geology with abrupt multi-thousand-foot relief from desert floor to high peaks. Apex camping and the Shake Trail give public overlooks of Pinaleño south slopes, Sulphur Springs Valley, and the Galiuro/Santa Catalina ranges to the west.

Field facts

RegionGraham County, AZ
Coordinates32.5917, -109.8494
AgencyUSFS Coronado National Forest / Safford Ranger District
Elevation~5,600 ft at pass campground
GeologyPinaleño metamorphic core-complex sky island; high vertical relief above basin fill
TrailShake Trail #309 climbs from the campground toward Swift Trail country

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