| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Alberto Vega | 400 L Free | Timed Finals | 4:02.96 |
| 2 | Alberto Vega | 200 L Free | Timed Finals | 1:54.59 |
| 3 | Esteban Cruz | 50 L Breast | Timed Finals | 29.18 |
| 4 | Julio Perez Alemany | 100 L Back | Timed Finals | 58.39 |
| 5 | Esteban Cruz | 100 L Breast | Timed Finals | 1:04.10 |
| 6 | Alberto Vega | 100 L Free | Timed Finals | 53.05 |
| 7 | Alberto Vega | 800 L Free | Timed Finals | 8:31.77 |
| 8 | Julio Perez Alemany | 100 L Back | Timed Finals | 58.81 |
| 9 | Guido Montero | 100 L Free | Timed Finals | 53.51 |
| 10 | Guido Montero | 100 L Back | Timed Finals | 59.21 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Costa Rica | 400 L Medley Relay | Timed Finals | |
| 2 | Costa Rica | 400 L Medley Relay | Timed Finals | |
| 3 | Costa Rica | 400 L Medley Relay | Timed Finals | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Alberto Vega | 4 | 0 | 0 | 36 | 707.3 |
| 2 | Emiliano Fallas | 3 | 0 | 0 | 35 | 592.4 |
| 3 | Jose Alfaro Saldana | 2 | 0 | 2 | 26 | 586.2 |
| 4 | Julio Perez Alemany | 3 | 1 | 0 | 25 | 617.4 |
| 5 | Guido Montero | 3 | 1 | 0 | 22 | 643.3 |
