Surface runoff is slow or very slow. Permeability is moderate or moderately slow in the solum and moderately slow or slow in the underlying material. The water table is near the surface in the spring and at depths of 2 to 4 feet in the fall. Salmo soils are flooded during periods of above average rainfall. Mostly used for pasture and hay.
Native grasses are cordgrass, switchgrass, western wheatgrass, and sedges.
Southeastern South Dakota and possibly eastern Nebraska. The series is of moderate extent. Davison County, South Dakota, 1970.