Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1694 | Eduarda Silva |
AJS
|
SUB-16 | 02:39.00 (584) |
| 2 | 1912 | Kimberly Nunes |
AJS
|
SUB-16 | 02:40.04 (572) |
| 3 | 2863 | Michela Durão |
AJS
|
SUB-16 | 03:01.95 (347) |
| DNF | 2618 | Luna Ribeiro |
CSM
|
SUB-16 | x |