Begay loamy fine sand, rangeland. The soils are moist in some part of the moisture control section for 30 to 40 days during the summer and are dry in some part of the moisture control section for 60 to 90 consecutive days during winter and early spring and are moist in some parts between July and October. The combined thickness of the A and B horizons is 35 to 50 inches. The depth to secondary carbonates ranges from 7 to 22 inches. The series particle-size control section ranges from 15 to 40 percent fine sand or coarser and 0 to 15 percent rock fragments.
Reaction is slightly alkaline or moderately alkaline.
Carbonate content ranges from 0 to 3 percent. This horizon ranges from very fine sandy loam, loamy very fine sand, fine sandy loam, sandy loam and is slightly alkaline to strongly alkaline. Carbonate content ranges from 0 to 3 percent. The Bk and C horizons have hue of 2.5YR through 7.5YR, value of 5 through 8 dry, and 4 through 8 moist, and chroma of 4 through 6. This horizon ranges from very fine sandy loam, fine sandy loam, or sandy loam, and thin strata of gravelly fine sandy loam, or loamy fine sand, below a depth of 40 inches.