| General Soil Type: | O4f | Region: | O |
| Map Unit Description: | Soils derived from glacial outwash on river terraces; most soils are strongly loess-influenced in the upper part, gravelly or sandy in the lower part, and have low water-holding capacity; some are influenced by volcanic ash in the upper part. |
| Moisture Regime: | Xeric |
| Temperature Regime: | Frigid |
| Taxonomic Classification: | Entic Haploxerolls, Vitrandic Xerochrepts, Humic |
| Vitrixerands |
| Major Soil Series: | Chesaw-Torboy-Mires-Wapal |