EVENT 318 Female 15 Yrs/Over 200m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Molly Hamblen | 15 | Etwall | 2:58.40 |
| 2 | 3 | Emily Bates | 16 | Chesterfield | 2:57.10 |
| 3 | 5 | Ruby Green | 15 | Chesterfield | 2:54.00 |
| 4 | 7 | Charlotte Lamb | 16 | Etwall | 2:51.10 |
| 5 | 6 | Sophie Gregory | 17 | Etwall | 2:53.10 |
| 6 | 4 | Hannah Smith | 17 | Long Eaton | 2:56.20 |
| 7 | 2 | Annabel Bagshaw | 15 | Buxton | 2:57.20 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 9 | Ella Bourne | 15 | Repton | 2:49.90 |
| 1 | 11 | Emily Akitt | 15 | Eckington | 2:49.00 |
| 2 | 13 | Mia Wilson | 16 | Long Eaton | 2:47.80 |
| 3 | 15 | Isabel Wright | 18 | Long Eaton | 2:46.32 |
| 4 | 17 | Eva Lemmon | 16 | DerbyPhoenix | 2:44.60 |
| 5 | 16 | Macy Helps | 17 | Rykneld | 2:45.00 |
| 6 | 14 | Heather Bradbury | 19 | DerbyPhoenix | 2:47.75 |
| 7 | 12 | Millie Cadden | 17 | Long Eaton | 2:48.40 |
| 8 | 10 | Sophia Lichfield | 16 | Chesterfield | 2:49.70 |
| 9 | 8 | Ellie Randall | 16 | Chesterfield | 2:51.10 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 19 | Isla Perry-Taylor | 17 | BelperMarlin | 2:43.40 |
| 1 | 21 | Kate Pearson | 18 | Chesterfield | 2:38.10 |
| 2 | 23 | Abbie Tunnicliffe | 16 | Long Eaton | 2:37.60 |
| 3 | 25 | Millie King | 16 | Derby Excel | 2:33.20 |
| 4 | 27 | Holly Marshall | 18 | Repton | 2:17.90 |
| 5 | 26 | Amelia Denham | 15 | Chesterfield | 2:27.10 |
| 6 | 24 | Olivia Marshall | 17 | BelperMarlin | 2:36.39 |
| 7 | 22 | Olivia Pope | 15 | Derby Excel | 2:37.90 |
| 8 | 20 | Matilda Hase | 17 | Long Eaton | 2:40.10 |
| 9 | 18 | Amelia Young | 18 | Buxton | 2:44.40 |