Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 62 | Maria Vitória |
SAB
|
SUB-14 |
03:59.12 (390)
|
| 2 | 250 | Mariana Testa |
ACF
|
SUB-14 |
04:20.04 (248)
|
| 3 | 103 | Maria Rita Realinho |
AJJ
|
SUB-14 |
04:35.15 (164)
|
| 4 | 91 | Leonor Roque |
AJJ
|
SUB-14 | 04:52.17 (90) |