Semipalmated Sandpiper has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Wayne Munns | Jamestown | Newport | 14-Nov-2021 | |
| David Gregg | Andy's Way | New Shoreham | Washington | 23-Aug-2021 |
| Dick & Marge Bradley | Quonnie | Charlestown | Washington | 10-Jun-2021 |
| John Magill | Quonochontaug Breachway | Charlestown | Washington | 10-Jun-2021 |
| John Bean | Quonochontaug Breachway | Charlestown | Washington | 09-Jun-2021 |
| Jen Leitao | Napatree | Westerly | Washington | 02-Jun-2021 |
| Paul L'Etoile | Ninigret Pond | Charlestown | Washington | 28-May-2021 |
| Dianne Auld | Napatree Point | Westerly | Washington | 19-May-2021 |
| Don Heitzmann | Succotash Marsh | South Kingstown | Washington | 12-May-2021 |
| Barbara Sherman | Succotash Marsh | South Kingstown | Washington | 11-May-2021 |
| Sue Palmer | Succotash Marsh | South Kingstown | Washington | 11-May-2021 |
| Jess Bishop | Succotash | South Kingstown | Washington | 10-May-2021 |
| Carlos Pedro | Charlestown Breakaway Tidal Flats | Charlestown | Washington | 03-May-2021 |
| Jan St.Jean | Succotash | South Kingstown | Washington | 02-May-2021 |