| PL | Athlete | Team | Time |
|---|---|---|---|
| 1 | PIRANI, Vanessa | VALLEY ROYALS TRACK & FIELD CLUB | 46.13 |
| 2 | HUTCHISON, Allyssa | VALLEY ROYALS TRACK & FIELD CLUB | 48.70 |
| 3 | ANTSCHERL, Sacha | OCEAN ATHLETICS TRACK & FIELD CLUB | 52.11 |
| MAY, Halle | UNATTACHED BRITISH COLUMBIA | DNS |
| HPL | Athlete | Team | Time | Note |
|---|---|---|---|---|
| 1 | PIRANI, Vanessa | VALLEY ROYALS TRACK & FIELD CLUB | 46.13 | |
| 2 | HUTCHISON, Allyssa | VALLEY ROYALS TRACK & FIELD CLUB | 48.70 | |
| 3 | ANTSCHERL, Sacha | OCEAN ATHLETICS TRACK & FIELD CLUB | 52.11 | |
| MAY, Halle | UNATTACHED BRITISH COLUMBIA | DNS |