Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
153239
| VA | | many areas in middle Potomac from Washington DC, westward in drainage | 1994 |
02070010
| Middle Potomac-Anacostia-Occoquan | established |
1729890
| VA | Fairfax | [No locality description provided] | 2023 |
02070010
| Middle Potomac-Anacostia-Occoquan | |
1739641
| VA | Fairfax | [No locality description provided] | 2024 |
02070010
| Middle Potomac-Anacostia-Occoquan | |
1739642
| VA | Fairfax | [No locality description provided] | 2024 |
02070010
| Middle Potomac-Anacostia-Occoquan | |
1705878
| VA | Fauquier | [No locality description provided] | 2022 |
02070010
| Middle Potomac-Anacostia-Occoquan | |