Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
36776
| MT | | Powder (HUC6) non-specific | 1990 |
10090200
| Powder | established |
47206
| WY | | Powder-Tongue drainage | 1994 |
10090205
| Crazy Woman | established |
1420484
| WY | Campbell | NA | 2006 |
10090208
| Little Powder | established |
1419879
| WY | Johnson | NA | 2001 |
10090205
| Crazy Woman | established |
1420097
| WY | Johnson | NA | 2001 |
10090206
| Clear | established |
1420505
| WY | Johnson | NA | 2006 |
10090206
| Clear | established |
1420308
| WY | Johnson | NA | 2007 |
10090201
| Middle Fork Powder | established |
1420492
| WY | Johnson | NA | 2008 |
10090206
| Clear | established |
1420390
| WY | Johnson | NA | 2011 |
10090206
| Clear | established |
1420624
| WY | Johnson | NA | 2012 |
10090206
| Clear | established |
1420606
| WY | Johnson | NA | 2012 |
10090201
| Middle Fork Powder | established |
614527
| WY | Johnson | Poison Creek. Maps: 250k-Sheridan, 24k-Hazelton, 100k-Buffalo. | 2001 |
10090205
| Crazy Woman | established |
1419605
| WY | Johnson | Poison Creek. Maps: 250k-Sheridan, 24k-Hazelton, 100k-Buffalo. | 2001 |
10090205
| Crazy Woman | established |
1419619
| WY | Johnson | Poison Creek. Maps: 250k-Sheridan, 24k-Hazelton, 100k-Buffalo. | 2001 |
10090205
| Crazy Woman | established |
1420561
| WY | Natrona | NA | 2000 |
10090203
| South Fork Powder | established |
1420305
| WY | Natrona | NA | 2005 |
10090203
| South Fork Powder | established |
1420404
| WY | Washakie | NA | 2000 |
10090201
| Middle Fork Powder | established |
1419800
| WY | Washakie | NA | 2009 |
10090201
| Middle Fork Powder | established |