The Caruso series consists of deep, moderately well drained or somewhat poorly drained soils that formed in loamy alluvium on bottom lands.
Permeability is moderate or moderately slow.
Slopes range from 0 to 3 percent. Mean annual temperature is about 51 degrees F, and mean annual precipitation is about 17 inches. Caruso loam - rangeland. The thickness of the solum and mollic epipedon ranges from 7 to 20 inches and corresponds to the thickness of the A horizon. Depth to free carbonates ranges from 0 to 10 inches.