Iva soils are on lower landform positions, have grayer colors in the subsoil and have a water table within a depth of 1 foot in most years. Moderately well drained. The potential for surface water runoff is nedligible to high. The depth to an intermittent apparent high water table is 1.0 foot to 2.5 feet from December to April in normal years. Soils are cropped to corn, soybeans, wheat, and legume-grass mixtures.
Native vegetation is deciduous forest mostly of maple, tulip-poplar, oak, and hickory.
Muren soils are mapped in southern Indiana and southern Illinois, mainly in MLRA's 114 and 115. The series is of moderate extent. Pike County, Indiana, 1930. Characterization data for this pedon is published in Purdue Station Bulletin No. 360, soil no.