Soil developed on recent alluvial soil; light gray (10YR 7/1, 7/2) to gray (10YR 6/1); few strong brown mottles (7.5YR 5/6, 5/8) along root channels; heavy clay to clay; moderate, coarse angular blocky; sticky and plastic; deep; very poorly drained; occurs in depression area; cation exchange capacity 10-15 cmol(+) per kg soil; low base saturation; no diagnostic horizon.