In addition, the Bethalto and Downsouth soils do not have a mollic epipedon and typically are nearer the drainageways. Permeability is moderate. Surface runoff is very slow or ponded. In drained areas, depth to an intermittent apparent high water table is 0.5 foot above the surface to 1.0 foot below from December to May in most years. Most areas are cropped to corn, soybeans, and small grain.
Native vegetation is marsh grasses and sedges.
Extent is small, and mainly in MLRA 115. St. Clair County, Illinois, 1997. The Mascoutah series was named for a town in St. Clair County. Mascoutah soils were formerly included with the Sable series. Aquic conditions - periodic saturation and reduction indicated by redoximorphic features throughout the soil.