| Aloha Urban land complex |
| Aloha silt loam |
| Burlington fine sandy loam |
| Cascade silt loam |
| Cornelius silt loam |
| Delena silt loam |
| Halumbrepts |
| Haploxerolls |
| Latourell loam |
| Latourell-Urban land complex |
| Multnomah silt loam |
| Multnomah-Urban land complex |
| Pits |
| Powell silt loam |
| Powell-Urban land complex |
| Quafeno loam |
| Quatama loam |
| Quatama-Urban land complex |
| Rafton silt loam |
| Sauvie silt loam |
| Urban land-Latourell complex |
| Urban land-Multnomah complex |
| Urban land-Quatama complex |
| Wapato silt loam |
| Water |
| Wollent silt loam |