The Ovina series consists of deep, somewhat poorly drained soils formed in loamy and sandy eolian and alluvial material on flood plains and terraces.
Permeability is moderate in the subsoil and moderately rapid in the substratum.
Slopes range from 0 to 6 percent. Ovina loamy fine sand - on a 1 percent convex northwest facing slope in a native grass hay meadow. When described the soil was wet below a depth of 20 inches. The thickness of the solum ranges from 10 to 20 inches. The mollic epipedon ranges from 7 to 20 inches in thickness.