Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 826 | Regina Gilvaz |
NAC
|
M 50 | 05:55.97 |
| 2 | 656 | Teresa Almeida |
NAC
|
M 50 | 06:40.78 |
| 3 | 709 | Susana Duarte |
SSTSJM
|
M 50 | 07:49.04 |