The mollic epipedon is 10 to 20 inches thick. Sodium saturation exceeds 15 percent in more than half of the upper 20 inches of the soil and decreases with depth below 20 inches. It is very strongly alkaline or strongly alkaline. It is silt loam, loam, or very fine sandy loam. It is slightly effervescent to violently effervescent.
Reaction is moderately alkaline to strongly alkaline.
Some pedons have a Bkg horizon. It is very strongly alkaline, strongly alkaline, or moderately alkaline in the upper part and mildly alkaline or moderately alkaline in the lower part. It is silt loam, loam, or very fine sandy loam. It has 0 to 5 percent pebbles. The C horizon is absent in some pedons.