Olac soils are not moist for 10 to 20 days in the summer. Old Camp soils contain 27 to 35 percent clay in the Bt horizon. Phliss soils have secondary lime accumulation at depth of 3 to 10 inches, and are dry from July through October. Rowel soils contain 50 to 80 percent coarse fragments with 25 to 35 percent clay in the control section and the Bt horizon is 40 to 55 percent clay. Soughe soils have 25 to 35 percent clay in the control section and are not moist for 10 to 20 days in the summer.
Stewval soils have calcium carbonate throughout.
Thike soils have more than one-half the pebbles which are 2 to 5 millimeters in size and the sand fraction is dominantly coarse sand. Gabbvally soils are on hills, plateaus, mesas, and mountain side slopes. Gabbvally soils formed in residuum and colluvium derived from volcanic rocks. Slopes are 2 to 75 percent. Elevations range from 4,350 to 8,500 feet.