Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
859227
| OR | Gilliam | Arlington | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
243841
| OR | Morrow | Columbia River, Lake Umatilla, at Irrigon. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
859257
| OR | Umatilla | Hat Rock | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
859204
| OR | Umatilla | Hat Rock | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
859226
| OR | Umatilla | Hat Rock | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
859245
| OR | Umatilla | Juniper | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
859243
| OR | Umatilla | Umatilla | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
859218
| OR | Umatilla | Umatilla | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |