The thickness of the loess ranges from 30 to 50 inches. Sand content is less than 10 percent. Reaction ranges from medium acid to neutral. The average clay content ranges from 28 to 35 percent and the sand content is less than 10 percent. Individual subhorizons have clay content as low as 22 percent or as high as 37 percent.
Reaction ranges from strongly acid to medium acid.
The average clay content ranges from 37 to 45 percent and the average sand content ranges from 5 to 20 percent. Individual subhorizons have clay content as high as 50 percent. Coarse fragment content ranges from 1 to 15 percent dominantly gravel size chert and shale. Reaction ranges from strongly acid to mildly alkaline. These are the Blair , Fishhook , Freeburg , Geff , Glenford , Henshaw , Ingersoll , keene , Lykens , Muren , Sardinia , Stoy , Travilah , and Xenia soils.