Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 440 | Mariana Fernandes |
PCC
|
SUB-16 | 17:18.15 (manual) |
| DNS | 424 | Rita Dias |
NJCPN
|
SUB-18 | x |
| DNS | 395 | Beatriz Alves |
GCAD
|
SUB-18 | x |