EVENT 301 Girls 09 Yrs/Over 400m IM - Heats
Not Competing : 14
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 2 | Weronika MIKOLAJEWSKA | 10 | Co Peterboro | 6:49.55 |
| 2 | 4 | Vasilisa SHAMPANOVA | 11 | Co Cambridge | 6:33.64 |
| 3 | 6 | Erin CURL | 14 | West Norfolk | 6:21.42 |
| 4 | 8 | Sydney SMITH | 13 | Co Cambridge | 6:12.02 |
| 5 | 7 | Eleanor CHAPMAN | 11 | Co Peterboro | 6:19.90 |
| 6 | 5 | Lily BORGOGNONI | 15 | Co Peterboro | 6:21.95 |
| 7 | 3 | Olivia SKITTRELL | 11 | West Norfolk | 6:47.79 |
| 8 | 1 | Wiktoria MARCINEK | 10 | West Norfolk | 6:51.14 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | Francesca HALLAM-STOTT | 11 | Grantham | 6:09.16 |
| 2 | 12 | Olivia MAHONEY | 11 | Co Peterboro | 5:58.79 |
| 3 | 15 | Emily CUTTING | 13 | West Suffolk | 5:56.56 |
| 4 | 17 | Sophie FOWLER | 13 | C Beds SS | 5:56.30 |
| 5 | 16 | Lilly DAVIS | 11 | Co Peterboro | 5:56.33 |
| 6 | 13 | Abigail AYLING | 14 | Co Cambridge | 5:58.77 |
| 7 | 11 | Princess MARTINEZ | 12 | West Suffolk | 6:07.11 |
| 8 | 9 | Chloe LIDDELL | 13 | West Norfolk | 6:10.81 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 19 | Charlotte SHAW | 12 | Co Peterboro | 5:51.00 |
| 2 | 21 | Lily Mae RANSOME | 14 | Co Cambridge | 5:30.81 |
| 3 | 23 | Matilda RANSOME | 12 | Co Cambridge | 5:13.92 |
| 4 | 25 | Zara KEEGAN | 16 | Co Cambridge | 5:05.20 |
| 5 | 24 | Kathryn GILL | 31 | Co Cambridge | 5:12.71 |
| 6 | 22 | Macy DEXTER | 13 | Co Cambridge | 5:27.01 |
| 7 | 20 | Chloe COOK | 14 | March | 5:40.80 |
| 8 | 18 | Sophia ROUGHSEDGE | 13 | West Suffolk | 5:53.47 |