| Name | Event | Round | Time | Imp | |
|---|---|---|---|---|---|
| 1 | Eduardo Cisternas | 500 Y Free | Prelims | 4:25.49 | +1.1% |
| 2 | Jack Harvey | 500 Y Free | Prelims | 4:36.96 | +3.3% |
| 3 | Mariano Lazzerini | 200 Y Breast | Prelims | 1:55.90 | +3.8% |
| 4 | Eduardo Cisternas | 200 Y Fly | Prelims | 1:50.71 | +0.9% |
| 5 | Ben Doyle | 50 Y Free | Prelims | 20.39 | +3.2% |
| 6 | Mariano Lazzerini | 50 Y Free | Prelims | 19.94 | +3.0% |
| 7 | Jacob Oberle | 50 Y Free | Prelims | 21.43 | +2.0% |
| 8 | Eduardo Cisternas | 200 Y Free | Prelims | 1:39.01 | +0.5% |
| 9 | Jack Harvey | 200 Y Free | Prelims | 1:41.14 | – |
| 10 | Ben Doyle | 100 Y Free | Prelims | 45.96 | +2.7% |
