| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 234196 | NY | Washington | Champlain, Lake; at Herrick's Bay, 1.0 mi N of Pulpit Point | 1965 | 04300108 | Lake Champlain | established |
| 228534 | NY | Washington | Putnam | 1970 | 04300108 | Lake Champlain | established |
| 888555 | NY | Washington | Great South Bay, Lake Champlain | 2000 | 04300108 | Lake Champlain | established |
| 1873957 | NY | Washington | Lake Champlain | 2021 | 04300108 | Lake Champlain | established |
| 1897698 | NY | Washington | Lake Champlain near Maple Bend Island | 2024 | 04300108 | Lake Champlain | established |
Citation for this information:
U.S. Geological Survey, 2026,
Nymphoides peltata: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 2/22/2026