Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
41421
| OR | Umatilla | Cold Springs Reservoir, 6 mile east of Hermiston. Highway 207 to milepost 3.5, turn east on E. Punkin Center Rd., go 3 miles to Cold Springs National Wildlife Refuge. | 2001 |
17070103
| Umatilla | established |
297515
| OR | Umatilla | Cold Springs Reservoir, 6 mile east of Hermiston. Highway 207 to milepost 3.5, turn east on E. Punkin Center Rd., go 3 miles to Cold Springs National Wildlife Refuge. | 2009 |
17070103
| Umatilla | established |
297519
| OR | Umatilla | Cold Springs Reservoir, 6 mile east of Hermiston. Highway 207 to milepost 3.5, turn east on E. Punkin Center Rd., go 3 miles to Cold Springs National Wildlife Refuge. | 2013 |
17070103
| Umatilla | established |
41428
| OR | Umatilla | McKay Reservoir, 6 miles south of Pendleton on hwy 395 | 2001 |
17070103
| Umatilla | established |
297529
| OR | Umatilla | McKay Reservoir, 6 miles south of Pendleton on hwy 395 | 2009 |
17070103
| Umatilla | established |
297535
| OR | Umatilla | McKay Reservoir, 6 miles south of Pendleton on hwy 395 | 2013 |
17070103
| Umatilla | established |