EVENT 310 Female 1500m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Grace Taylor | 18 | Bolton Metro | 18:24.35 |
| 2 | 3 | Kiera Prentice | 21 | Co Manch Aq | 17:54.24 |
| 3 | 5 | Amelia Gerrard | 16 | Co Liverpool | 17:49.50 |
| 4 | 8 | Sophia Hewlett | 15 | Bebington | 17:47.67 |
| 5 | 6 | Lilly-Rose Unwin | 15 | Stockport Mo | 17:49.40 |
| 6 | 4 | Emily French | 17 | Wirral Metro | 17:53.78 |
| 7 | 2 | Isabelle Taylor | 17 | Wirral Metro | 17:58.96 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Keira Johnson | 15 | Wigan BEST | 17:30.70 |
| 2 | 13 | Emily Tabern | 15 | Warrington W | 17:23.50 |
| 3 | 16 | Sophie Dowding | 18 | Co Liverpool | 17:15.54 |
| 4 | 19 | Abbie Roscoe | 16 | Wirral Metro | 16:15.90 |
| 5 | 18 | Kerry Hennie | 17 | Co Liverpool | 16:43.30 |
| 6 | 14 | Jessica Jones | 16 | Warrington W | 17:23.40 |
| 7 | 12 | Jessica Corder | 16 | Co Salford | 17:27.21 |
| 8 | 10 | Lauren Berry | 15 | Wirral Metro | 17:31.97 |