Weir soils are poorly drained and are dominated by chroma of 1 and 2 in the solum. Somewhat poorly drained. An intermittent perched seasonal high water table is at a depth of 1 to 2 feet below the surface at some time between January and May in most years. Surface runoff is slow or medium. Permeability is slow.
Native vegetation is hardwood forest.
Lawrence County, Illinois, 1952.