TABLE TOP MOUNTAIN (Upton County). Table Top Mountain is between Southwest Mesa and Five Mile Creek 7½ miles southeast of McCamey in southern Upton County (at 31°06' N, 102°05' W) and has an elevation of 3,015 feet. It is composed of limestone and calcareous clay substrate with shallow, stony, clay loam soil; juniper, oak, grasses, chaparral, and cacti are found on the mountain.