These are Ashgrove , Clinton, Keomah , and Keswick series. Inton soils are downslope from the moderately well drained Clinton soils and the somewhat poorly drained Keomah soils and typically upslope from the somewhat poorly and poorly drained Ashgrove soils and the moderately well drained Keswick soils. These soils are moderately well drained. Runoff is medium and permeability is moderate. The intermittent apparent water table is from 2.5 to 4 feet for sometime from November through July in most years.
Some areas are still in the native vegetation of deciduous trees.
Southern and southeastern Iowa. The series is moderately extensive and is in MLRA 108. Des Moines County, Iowa, 1980. These soils have been mainly included with the Clinton series in previous surveys. The gray colors and iron segregations are relict features as they are related stratigraphically to a deoxidized and leached weathering zone.