Runoff is slow. Permeability is moderate. Some areas under irrigation have high water tables. The soil is in irrigated cropland and native rangeland. Crops grown are mainly cotton and grain sorghums.
Vegetation is a sparse cover of grasses and low shrubs as mesquite and tarbush.
The main grasses are burrograss, vine-mesquite grass, sideoats grama, tobosa, cane bluestem, and threeawn grasses. Arid to semiarid regions of western Texas and New Mexico, and possibly in Arizona. The series is extensive. Cambic horizon - 8 to 66 inches. Ustollic feature - zone between the surface and 16 inches contains greater than 0.6 percent organic carbon and occurs in the aridic moisture regime that borders on the ustic moisture regime.