EVENT 105 Mixed 10 Yrs/Over 400m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | William SPINKS | 12 | Herne Bay | 6:42.55 |
| 2 | 3 | Jacob RUST | 12 | Herne Bay | 6:26.35 |
| 3 | 5 | Callum GEOGHEGAN | 12 | Thanet Swim | 6:22.01 |
| 4 | 7 | Verity NICHOLAS | 13 | Dover Life | 6:12.55 |
| 5 | 6 | Savannah ELLERINGTON | 12 | Thanet Swim | 6:20.59 |
| 6 | 4 | Victoria GRIFFIN | 12 | Dover Life | 6:22.12 |
| 7 | 2 | George MONKS | 10 | Thanet Swim | 6:29.32 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Jolene VOLAVKA | 12 | Herne Bay | 6:11.67 |
| 2 | 11 | Ava COOK | 13 | Dover Life | 6:03.60 |
| 3 | 13 | Elliot HOGBEN | 13 | Herne Bay | 5:52.90 |
| 4 | 15 | Rosie HOLLANDS | 13 | Dover Life | 5:41.05 |
| 5 | 14 | Brook MCGREGOR | 13 | Thanet Swim | 5:47.80 |
| 6 | 12 | Zachary FREEAR | 14 | Folkestone | 5:55.40 |
| 7 | 10 | Maddison ALLEN | 15 | Herne Bay | 6:11.03 |
| 8 | 8 | Imogen HOWES | 17 | Folkestone | 6:11.94 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 17 | Arianne IVANOVA | 15 | Thanet Swim | 5:25.90 |
| 2 | 19 | Jude ODYSSEAS | 17 | Ashford Sch | 5:21.27 |
| 3 | 21 | Ivy HAGGERTY | 16 | Thanet Swim | 5:11.00 |
| 4 | 23 | Harry COCKS | 16 | Thanet Swim | 4:37.70 |
| 5 | 22 | Charley KING | 16 | Dover Life | 4:48.00 |
| 6 | 20 | Rosie POPE | 15 | Thanet Swim | 5:15.90 |
| 7 | 18 | Olexa MILES | 15 | Thanet Swim | 5:24.60 |
| 8 | 16 | Evie POTTICARY | 15 | Thanet Swim | 5:31.90 |