EVENT 311 Female 14 Yrs/Under 800m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Sophia Relph | 12 | Altrincham | 11:06.70 |
| 2 | 4 | Ella Lambert | 12 | Co Liverpool | 10:57.11 |
| 3 | 6 | Eris Coxon | 12 | Winsford | 10:42.71 |
| 4 | 8 | Maddison Davies | 13 | Wigan BEST | 10:39.00 |
| 5 | 7 | Isla Perry | 12 | Warrington W | 10:40.52 |
| 6 | 5 | Alba Vazzana | 12 | Warrington W | 10:43.94 |
| 7 | 3 | Norah Graham | 12 | Barrow | 10:59.78 |
| 8 | 1 | Elspeth Archer | 12 | Co Manch Aq | 11:11.10 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Evie Webster | 13 | Trafford Met | 10:29.37 |
| 2 | 12 | Chloe Jones | 13 | Warrington W | 10:09.92 |
| 3 | 14 | Maya Karwa | 13 | Warrington W | 10:05.73 |
| 4 | 16 | Charlotte Ainscough | 14 | Winsford | 9:59.89 |
| 5 | 15 | Martha Baxter | 13 | Co Liverpool | 10:00.23 |
| 6 | 13 | Esmee Moore | 13 | Bolton Metro | 10:09.41 |
| 7 | 11 | Anujin Unur | 12 | Warrington W | 10:14.30 |
| 8 | 9 | Cheuk Kiu Kianna Hui | 13 | Co Liverpool | 10:30.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Daisy D'Arcy | 14 | Co Liverpool | 9:58.42 |
| 2 | 20 | Harper Aspinall | 13 | Wirral Metro | 9:52.00 |
| 3 | 22 | Ava Halliwell | 14 | Wirral Metro | 9:42.58 |
| 4 | 24 | Vivien Wilkinson | 14 | Wirral Metro | 9:22.00 |
| 5 | 23 | Mia Robinson | 14 | Southport | 9:41.40 |
| 6 | 21 | Allanah Donlan | 14 | Warrington W | 9:44.20 |
| 7 | 19 | Emily Rowe | 14 | Co Salford | 9:54.08 |
| 8 | 17 | Ruby Whiteside | 14 | Co Salford | 9:59.39 |