Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 57 | Raquel Miranda |
ADCV
|
SUB-16 | 00:03:00.25 (363) |
| 2 | 163 | Matilde Tomás |
EFC
|
SUB-16 | 00:03:01.18 (354) |
| 3 | 182 | Dayane Santos |
AJJ
|
SUB-16 | 00:03:02.86 (339) |
| 4 | 34 | Maria Vitória |
SAB
|
SUB-16 | 00:03:07.46 (299) |