Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 3589 | Francisca Fernandes |
CFOD
|
INF | 18:35.03 |
| 2 | 3260 | Beatriz Esmeriz |
BFC
|
BENJ B | 21:01.93 |
| 3 | 4519 | Lia Ferreira |
RUNRIVER
|
INF | 21:20.35 |
| 4 | 4539 | Bárbara Ferraz |
RUNRIVER
|
INF | 22:20.60 |