| Quaternary alluvial deposits |
| Quaternary artificial fill and modified land |
| Quaternary glacial and nonglacial deposits |
| Quaternary glacial deposits |
| Quaternary marsh, bog, or swamp deposits |
| Quaternary mass-wasting deposits |
| Quaternary nearshore deposits |
| Quaternary nonglacial deposits |
| Alderwood and Kitsap soils, very steep |
| Alderwood gravelly sandy loam, 0 to 6 percent slopes |
| Alderwood gravelly sandy loam, 15 to 30 percent slopes |
| Alderwood gravelly sandy loam, 6 to 15 percent slopes |
| Arents, Alderwood material, 0 to 6 percent slopes |
| Arents, Alderwood material, 6 to 15 percent slopes |
| Arents, Everett material |
| Bellingham silt loam |
| Briscot silt loam |
| Coastal beaches |
| Everett gravelly sandy loam, 0 to 5 percent slopes |
| Everett gravelly sandy loam, 15 to 30 percent slopes |
| Everett gravelly sandy loam, 5 to 15 percent slopes |
| Everett-Alderwood gravelly sandy loams, 6 to 15 percent slopes |
| Indianola loamy fine sand, 15 to 30 percent slopes |
| Indianola loamy fine sand, 4 to 15 percent slopes |
| Kitsap silt loam, 15 to 30 percent slopes |
| Kitsap silt loam, 2 to 8 percent slopes |
| Kitsap silt loam, 8 to 15 percent slopes |
| Mixed alluvial land |
| Newberg silt loam |
| Nooksack silt loam |
| Norma sandy loam |
| Orcas peat |
| Oridia silt loam |
| Pilchuck fine sandy loam |
| Pilchuck loamy fine sand |
| Pits |
| Puget silty clay loam |
| Puyallup fine sandy loam |
| Renton silt loam |
| Seattle muck |
| Shalcar muck |
| Snohomish silt loam |
| Tukwila muck |
| Urban land |
| Woodinville silt loam |