Old Camp soils have Bt horizons with 50 to 75 percent rock fragments, mainly cobbles and stones. Phliss soils have Btk horizons and have channery rock fragments. Rowel soils are less than 14 inches deep and have Bt horizons with more than 35 percent clay. Soughe soils lack carbonates in the profile, have rock fragments that are mainly cobbles and stones and lack lime coatings on rock fragments in the argillic horizon. Stewval soils are less than l4 inches deep, and are calcareous in all parts.
Atlow soils are on hills and mountain crests, shoulders, summits and side slopes.
The soil formed in residuum from chert, argillite, shale, altered rhyolitic tuff and andesite. Slopes are 2 to 75 percent. Elevations are 4,200 to 7,600 feet. The climate has warm, dry summers and cool, moist winters. These are Burrito and Favret soils.