Denton soils have a lithic contact of limestone at a depth of 40 to 60 inches. Bolar soils are underlain by limestone and marl at depths of 20 to 40 inches. Doss soils have a paralithic contact with limestone at depths of 11 to 20 inches. Nuff soils have sola 20 to 40 inches thick over marl and limestone. Purves soils are more clayey and have a lithic contact with limestone at depths of 8 to 20 inches.
Set soils are along gently sloping foot slopes and steep stony hillsides.
Slopes range from 1 to 40 percent. The soil is formed in clayey loamy and shaly materials. The climate is dry subhumid. The average annual precipitation is 25 to 29 inches. Thornthwaite P-E indices range from 36 to 48.