Permeability is rapid.
The slope ranges from 0 to 4 percent. Mean annual temperature is 49 degrees F., and the mean annual precipitation is 25 inches. Meckling loamy fine sand in a level cultivated field. U.S.G.S. Maskell, Nebraska-South Dakota Topographic Quadrangle, latitude 42 degrees 44 minutes 21 seconds N. and longitude 96 degrees 55 minutes 39 seconds W., NAD 27. The 10 to 40 inch particle size control section contains less than 10 percent silt plus clay, and less than 40 percent silt plus clay plus very fine sand.