Clarksburg, Dunmore and Frederick soils have a Bt horizon 50 to 75 inches thick that is dominantly kaolinitic in mineralogy. Edom soils have sola less than 40 inches thick. Opequon soils are less than 20 inches to bedrock. Permeability is moderate. Runoff is moderate to rapid.
Large areas are in nonfarm uses.
Native vegetation is mixed hardwoods, including black walnut. The series is of large extent. Lancaster County, Pennsylvania. Unnamed soils associates or inclusions are represented by pedons with thicker solum than Hagerstown, and a weighted average of more than 60 percent clay in the textural control section.