They developed in massive silty clay with occasional lenses of coarser material. Monongahela and Zoar soils are moderately well drained. Tygart soils are somewhat poorly drained and Blago soils are poorly drained. In addition, the Blago soils have a dark colored surface layer. Poorly to very poorly drained.
Surface runoff is slow.
Permeability is slow or very slow. Forests are mainly oaks, red maple, beech and hickory. Extend is small. Sciota County, Ohio, 1933. Competing series are expected to change as similar series are evaluated.