Note: This is a list of top performances eligible for official POP lists and championship qualifying. Conversions may be applied.
| Athlete | Year | Time | Meet | Meet Date | |
|---|---|---|---|---|---|
| LaBarbera, Nick | JR-3 | 48.83 | Oneonta Final Qualifier | May 17, 2017 |
| Athlete | Year | Time | Meet | Meet Date | |
|---|---|---|---|---|---|
| LaBarbera, Nick | JR-3 | 48.83 | Oneonta Final Qualifier | May 17, 2017 |