These soils are on backslopes and ridges of mountains. Slopes are 5 to 65 percent. The average annual precipitation is about 25 inches. These soils are usually moist but are dry in all parts between a depth of 4 and 12 inches for 45 to 60 consecutive days following the summer solstice. The lower part of the particle-size control section has 3 to 8 percent clay and 10 to 35 percent roc fragments Depth to a paralithic contact with weathered bedrock is 40 to 60 inches.
Reaction is moderately acid through neutral throughout.
They are loam, silt loam, gravelly fine sandy loam, gravelly sandy loam, or gravelly loam. They have 0 to 20 percent pebbles. It is sandy loam, gravelly sandy loam or gravelly coarse sandy loam. It has 10 to 30 percent pebbles and 0 to 5 percent cobbles. These are the Almac , Gap and Prairie series.