Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
859061
| OR | Gilliam | Arlington | 2012 |
17070101
| Middle Columbia-Lake Wallula | established |
1399623
| OR | Gilliam | Columbia River spur. N side of I-84 | 2009 |
17070101
| Middle Columbia-Lake Wallula | unknown |
274071
| OR | Gilliam | Spur of the Columbia River on North Side of I-84 | 2009 |
17070101
| Middle Columbia-Lake Wallula | established |
243819
| OR | Morrow | Columbia River, Lake Umatilla, at Irrigon. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
237317
| OR | Morrow | Middle Columbia drainage | 2005 |
17070101
| Middle Columbia-Lake Wallula | established |
859049
| OR | Umatilla | Umatilla | 2012 |
17070101
| Middle Columbia-Lake Wallula | established |
859067
| OR | Umatilla | Umatilla | 2012 |
17070101
| Middle Columbia-Lake Wallula | established |
1529364
| WA | Benton | Columbia River at Crow Butte | 2014 |
17070101
| Middle Columbia-Lake Wallula | established |
1528166
| WA | Benton | Columbia River at McNary Dam | 2014 |
17070101
| Middle Columbia-Lake Wallula | established |
1526961
| WA | Benton | Columbia River at McNary Dam | 2015 |
17070101
| Middle Columbia-Lake Wallula | established |
1525757
| WA | Benton | Columbia River at Plymouth | 2014 |
17070101
| Middle Columbia-Lake Wallula | established |
243822
| WA | Benton | Columbia River, Lake Umatilla, NW of Crow Butte State Park. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
243820
| WA | Benton | Columbia River, Lake Umatilla, S. of Plymouth Park island. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
243817
| WA | Benton | Columbia River, Lake Wallula, near Hedges. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
1529377
| WA | Klickitat | Columbia River at Rock Cr | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
1528172
| WA | Klickitat | Columbia River at Rock Cr | 2015 |
17070101
| Middle Columbia-Lake Wallula | established |
243823
| WA | Klickitat | Columbia River, Lake Umatilla, at John Day Dam. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
243821
| WA | Klickitat | Columbia River, Lake Umatilla, near Roosevelt. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |
894713
| WA | Klickitat | Rock Creek, pool near mouth | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
1527127
| WA | Walla Walla | Columbia River at McNary Wildlife Refuge | 2013 |
17070101
| Middle Columbia-Lake Wallula | established |
1525923
| WA | Walla Walla | Columbia River at Port Kelley | 2014 |
17070101
| Middle Columbia-Lake Wallula | established |
243816
| WA | Walla Walla | Columbia River, Lake Wallula, near Two Rivers. | 2006 |
17070101
| Middle Columbia-Lake Wallula | established |