Mean annual temperature is about 50 degrees F., and mean annual precipitation is about 36 inches. Sawabash silty clay loam on a nearly level slope in a cultivated field. 2,240 feet west and 660 feet north of the southeast corner of sec. The mollic epipedon is 24 to 48 inches thick. The depth to the base of the cambic horizon is 40 to 60 inches or more.
Reaction is slightly alkaline or moderately alkaline.
Free carbonates are usually throughout the soil, however some pedons do not effervesce in the upper 10 inches. This soil is moist in all parts of SMCS for more than 90 days cummulative out of the 120 days following the summer solstice. It averages 52 to 54 degrees F. in the soil temperature control section. These are the Badus , Calco , Devilsgait , Lamo , Obert , Salmo , and Wingdale series. Badus, Devilsgait, Lamo, and Salmo soils are not moist in all parts of the SMCS for as much as 90 days cumulative out of the 120 days following the summer solstice.