Cobbles, stones and a few boulders are evident on eroded risers. Mean annual temperature ranges from 50 to 54 degrees F, and mean annual precipitation ranges from 35 to 40 inches. Dakota soils are on summits of ridges upslope from Coot soils. Mudhen soils are in lower positions. Somewhat poorly drained.
Surface runoff is slow.
Flooding from stream overflow is occasional during the spring. These soils have an apparent water table at a depth of 1.0 to 3.0 feet below the surface during the spring in most years. Most areas are cultivated. Corn, soybeans and small grains are the principal crops. The original vegetation is tall prairie grasses.