Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
268181
| DE | | Upper Chesapeake (HUC6) non-specific | 1981 |
02060000
| Upper Chesapeake | established |
268182
| MD | | Upper Chesapeake (HUC6) non-specific | 1981 |
02060000
| Upper Chesapeake | established |
1677710
| MD | Anne Arundel | [No locality description provided] | 2016 |
02060003
| Gunpowder-Patapsco | |
1678140
| MD | Anne Arundel | [No locality description provided] | 2018 |
02060004
| Severn | |
1673326
| MD | Anne Arundel | [No locality description provided] | 2019 |
02060004
| Severn | |
1673011
| MD | Anne Arundel | [No locality description provided] | 2019 |
02060003
| Gunpowder-Patapsco | |
1677722
| MD | Baltimore | [No locality description provided] | 2017 |
02060003
| Gunpowder-Patapsco | |
1674110
| MD | Baltimore | [No locality description provided] | 2019 |
02060003
| Gunpowder-Patapsco | |
1678004
| MD | Calvert | [No locality description provided] | 2018 |
02060006
| Patuxent | |
1700247
| MD | Howard | [No locality description provided] | 2022 |
02060003
| Gunpowder-Patapsco | |
1672725
| MD | Prince George's | [No locality description provided] | 2010 |
02060006
| Patuxent | |
1672462
| MD | St. Mary's | [No locality description provided] | 2018 |
02060006
| Patuxent | |
1671530
| MD | Talbot | [No locality description provided] | 2018 |
02060005
| Choptank | |