| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 246051 | PA | Erie | Erie County | 2008 | 04260000 | Lake Erie | collected |
| 1599736 | PA | Erie | [No locality description provided] | 2012 | 04260000 | Lake Erie | established |
| 1599739 | PA | Erie | [No locality description provided] | 2012 | 04260000 | Lake Erie | established |
| 1599744 | PA | Erie | [No locality description provided] | 2012 | 04260000 | Lake Erie | established |
| 1599745 | PA | Erie | [No locality description provided] | 2012 | 04260000 | Lake Erie | established |
| 1599747 | PA | Erie | [No locality description provided] | 2012 | 04260000 | Lake Erie | established |
| 1654170 | PA | Erie | lake erie community park | 2009 | 04120101 | Chautauqua-Conneaut | established |
| 1654280 | PA | Erie | Fairview, Erie County, PA, USA | 2017 | 04120101 | Chautauqua-Conneaut | established |
| 1654356 | PA | Erie | 16428, North East, PA, US | 2019 | 04120101 | Chautauqua-Conneaut | established |
| 1654523 | PA | Erie | Troupe Rd, Harborcreek, PA, US | 2020 | 04120101 | Chautauqua-Conneaut | established |
| 1654540 | PA | Erie | Pont Rd, Albion, PA, US | 2020 | 04120101 | Chautauqua-Conneaut | established |
| 1678150 | PA | Erie | [No locality description provided] | 2018 | 04260000 | Lake Erie | |
| 1679345 | PA | Erie | [No locality description provided] | 2020 | 04260000 | Lake Erie | |
| 1680033 | PA | Erie | [No locality description provided] | 2021 | 04260000 | Lake Erie | |
| 1680034 | PA | Erie | [No locality description provided] | 2021 | 04260000 | Lake Erie | |
| 1743113 | PA | Erie | [No locality description provided] | 2019 | 04260000 | Lake Erie | |
Citation for this information:
U.S. Geological Survey, 2025,
Lythrum salicaria: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/13/2025