| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Evie TATTAM | 10 | Southport | 1:44.80 |
| 3 | 3 | Olivia MASZKOWSKA | 14 | Southport | 1:28.46 |
| 4 | 2 | Aubrey SEPHTON | 10 | Southport | 1:38.52 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Kitty DYSON | 12 | Southport | 1:18.41 |
| 3 | 7 | Faith FELLOWS | 18 | Southport | 1:08.10 |
| 4 | 6 | Grace AYLWARD | 14 | Southport | 1:17.62 |
| 5 | 4 | Ella JENKINS-BREEN | 11 | Southport | 1:22.10 |