| General Soil Type: | I9d | Region: | I |
| Map Unit Description: | Dark-colored, humus-rich, deep soils that formed in glacial |
| drift and loess; soils are moist year-round and have properties |
| typically associated with weathered volcanic ash although |
| tephra may be absent |
| Moisture Regime: | Udic |
| Temperature Regime: | Mesic |
| Taxonomic Classification: | Alic Fulvudands |
| Major Soil Series: | Hoquiam-Lebam-Willapa-Newskah |