The solum thickness and depth to bedrock ranges from 40 to more than 60 inches. The umbric epipedon ranges from 10 to 20 inches in thickness. Reaction ranges from moderately acid to extremely acid. It has 0 to 70 percent pebble-size weathered sandstone fragments. It has 20 to 70 percent pebble-size weathered sandstone fragments.
Texture is loam or silt loam.
It is silt loam or loam in the fine-earth fraction. There are no competing series. Similar soils in other families are the Bear Prairie , Calawah , Cinebar , Elochoman , Le Bar , Lytell , Mossyrock , Newaukum , Quillayute and Trouter series. Bear Prairie, Mossyrock and Quillayute soils have an umbric epipedon more than 20 inches thick. Calawah, Cinebar, and La Bar soils lack rock fragments in the particle-size control section.