Devilsgait soils are dry in all parts of the soil moisture control section for more than 60 cumulative days in the 120 days following the summer solstice. They have aquic conditions at a depth of 0 to 18 inches and receive less than 12 inches of annual precipitation. Salmo soils have gypsum and other salts throughout the particle size control section. Obert soils have a water table at depths less than 1.5 feet during the growing season. Sawabash soils are moist in all parts of the soil moisture control section for more than 90 cumulative days in the 120 days following the summer solstice.
Lamo soils are nearly level and on flood plains.
Slopes range from 0 to 2 percent. Lamo soils formed in dark colored, calcareous loamy alluvium. The mean annual precipitation ranges from 14 to 30 inches. Coleridge soils do not have free carbonates in the particle size control section. Gibbon and Silver Creek soils have a thinner mollic epipedon.