Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
35137
| MD | | Monongahela (HUC6) non-specific | 1994 |
05020000
| Monongahela | established |
268183
| MD | | Ohio drainage of Appalachian Plateau (Youghiogheny drainage) | 1981 |
05020006
| Youghiogheny | established |
269361
| PA | | Monongahela drainage | 1986 |
05020005
| Lower Monongahela | established |
42179
| PA | | Monongahela drainage | 1994 |
05020005
| Lower Monongahela | established |
42181
| PA | | Youghiogheny drainage | 1994 |
05020006
| Youghiogheny | failed |
46696
| WV | | Monongahela (HUC6) non-specific | 1993 |
05020000
| Monongahela | established |
46819
| WV | | Monongahela (HUC6) non-specific | 1994 |
05020000
| Monongahela | established |