Chester, Gilpin and Penn soils have more than 18 percent clay in the particle-size control section. Gilpin and Penn soils also have shale bedrock within 40 inches. Lansdale soils have loamy textures containing more than 15 percent sand coarser than very fine sand. Well drained, medium runoff and moderate permeability. Most areas have been cleared of trees and are being used for cropland, hay and pasture.
Wooded areas are mixed hardwoods composed principally of upland oaks, yellow poplar and ash.
It is of moderate extent.