Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 144 | Mariana Vidinha |
JV
|
SUB-23 | 57.46 (X) |
| 2 | 1538 | Rayssa Dias |
NDAP
|
SUB-18 |
01:01.68
|
| 3 | 10 | Sofia Santos |
JV
|
SUB-20 |
01:05.29
|
| 4 | 3315 | Maria Leonor Santos |
ACDRSQ
|
SUB-20 |
01:13.70
|
| DNF | 185 | Sofia Duarte |
JV
|
SEN | x |