| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Ada Kirkland | 11 | Buxton | |
| 3 | 3 | Molly Boam | 15 | Buxton | 3:15.37 |
| 4 | 2 | Sydney White | 13 | Buxton | 3:46.79 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Orla Woodward | 12 | Buxton | 3:13.27 |
| 2 | 6 | Gabrielle Horsley | 14 | Buxton | 3:00.76 |
| 3 | 8 | Anwen Williams | 14 | Buxton | 2:39.42 |
| 4 | 7 | Annabel Bagshaw | 15 | Buxton | 2:53.31 |
| 5 | 5 | Iona Smith | 14 | Buxton | 3:12.48 |