Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
238674
| WA | Cowlitz | Longview, Junction of Routes 4 and 439, town of Long Beach (sic). | 2000 |
17080003
| Lower Columbia-Clatskanie | collected |
262743
| WA | Cowlitz | Longview, near junction of Oak Street and 36th Avenue | 2005 |
17080003
| Lower Columbia-Clatskanie | established |
262742
| WA | Cowlitz | Longview, near sewage treatment plant, junction of Routes 4 and 439, town of Long Beach (sic). | 2000 |
17080003
| Lower Columbia-Clatskanie | collected |
229834
| WA | Cowlitz | Solo Slough, near Columbia River and Longview. | 1995 |
17080003
| Lower Columbia-Clatskanie | established |
238672
| WA | Cowlitz | Solo Slough, near Columbia River and Longview. | 1998 |
17080003
| Lower Columbia-Clatskanie | established |
238673
| WA | King | Soos Creek Gardens, near Renton | 1998 |
17110013
| Duwamish | collected |