Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
241990
| OR | Gilliam | Columbia River | 1946 |
17070101
| Middle Columbia-Lake Wallula | established |
241991
| OR | Morrow | Columbia River | 1946 |
17070101
| Middle Columbia-Lake Wallula | established |
241989
| OR | Sherman | Columbia River | 1946 |
17070101
| Middle Columbia-Lake Wallula | established |
241992
| OR | Umatilla | Columbia River | 1946 |
17070101
| Middle Columbia-Lake Wallula | established |
241993
| OR | Umatilla | Umatilla River | 1946 |
17070101
| Middle Columbia-Lake Wallula | established |