Slopes are 0 to 75 percent. Elevations are 5,000 to 7,200 feet. The climate is cool, semiarid with warm, dry summers and cool, moist winters. These are the Chiara , Orovada , Oupico , Puett and Shalper soils. Chiara soils are shallow to an indurated duripan.
Orovada soils are very deep.
Oupico soils are moderately deep to a strongly cemented duripan. Puett soils are shallow to a paralithic contact and have less than 35 percent rock fragments in the particle-size control section. Shalper soils have a mollic epipedon and an argillic horizon. Livestock grazing and wildlife habitat. The vegetation is mainly black sagebrush, littleleaf horsebrush, and Indian ricegrass.