Elevations are 3,500 to 4,000 feet. The average annual precipitation ranges from 9 to 10 inches. The frost free season is 130 to 140 days. These are Banbury , Harsan , Kecko , and Paulville soils. Banbury soils occur on lower terraces, and are shallow to bedrock.
Harsan soils occur on the same landscape, are deep, and fine-loamy.
Kecko soils occur on higher terraces are deep, and coarse-loamy. Paulville soils occur on lower terraces, are deep, and fine-loamy. Emberton soils are used for rangeland. Native vegetation is Indian ricegrass, needleandthread and basin big sagebrush. Emberton soils are of small extent in south central Idaho.