EVENT 301 Boys/Girls 12 Yrs/Under 400m IM - Heats
Not Competing : 7,9
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Alice BROADLEY | 12 | Co Wakefield | 8:11.68 |
| 3 | 2 | Ieuan EVANS | 11 | Swim Conwy | 7:57.21 |
| 4 | 3 | Oliver STEELE | 10 | Co Leeds | 7:30.00 |
| 5 | 4 | Luke DYER | 10 | Co Leeds | 7:30.00 |
| 6 | 5 | Jack SEDDON | 10 | Bolton Metro | 7:00.00 |
| 7 | 6 | Amy MORRIS | 12 | Bolton Metro | 6:55.70 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 8 | Oliver WHITTLESTON | 11 | Co Leeds | 6:47.00 |
| 1 | 10 | Guy STOVIN | 11 | Ellesmere Co | 6:36.79 |
| 2 | 11 | James RAW | 11 | Ellesmere Co | 6:35.00 |
| 3 | 12 | Jamie BROADHURST | 12 | Co Leeds | 6:30.81 |
| 4 | 13 | Nathan DULAY | 12 | Co Leeds | 6:30.36 |
| 5 | 14 | Mandy SIHLANGU | 12 | Ellesmere Co | 6:30.25 |
| 6 | 15 | Lucia DUNHILL | 10 | Co Leeds | 6:24.68 |
| 7 | 16 | Hannah SMITH | 10 | Co Leeds | 6:24.60 |
| 8 | 17 | Eve LAWSON | 11 | Co Leeds | 6:22.42 |
| 9 | 18 | Nell WILLIAMS | 11 | Co Leeds | 6:19.71 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 19 | Ruby SWINNEY | 11 | Bolton Metro | 6:17.00 |
| 1 | 20 | Jacob LEE | 12 | Ellesmere Co | 6:16.34 |
| 2 | 21 | Oliver CROOKS | 11 | Bolton Metro | 6:15.23 |
| 3 | 22 | Daniel RANSOM | 10 | Co Leeds | 6:11.85 |
| 4 | 23 | Jack ASHTON | 12 | Bolton Metro | 6:08.23 |
| 5 | 24 | Eleanor BROUGHTON | 12 | Ellesmere Co | 6:05.45 |
| 6 | 25 | Harry SENIOR | 11 | Co Leeds | 6:05.20 |
| 7 | 26 | Christina BLACK | 11 | Co Leeds | 6:05.15 |
| 8 | 27 | Cici NOSS | 10 | Ellesmere Co | 6:05.00 |
| 9 | 28 | Solomon HODGSON | 12 | Co Leeds | 6:04.01 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 30 | Jake HUTCHINSON | 12 | Ellesmere Co | 5:56.34 |
| 1 | 32 | Millie WELLS | 11 | Ellesmere Co | 5:50.00 |
| 2 | 34 | Brooke ILLINGWORTH | 12 | Ellesmere Co | 5:47.92 |
| 3 | 36 | Asha TURNER-TARR | 12 | Ellesmere Co | 5:34.95 |
| 4 | 38 | Katie HALE | 12 | Ellesmere Co | 5:28.78 |
| 5 | 37 | Prue NOSS | 12 | Ellesmere Co | 5:30.40 |
| 6 | 35 | Anna ASHCROFT | 11 | Co Leeds | 5:42.00 |
| 7 | 33 | Kourosh KHODAKHAH | 11 | Co Leeds | 5:48.20 |
| 8 | 31 | Mischa COMRIE | 11 | Co Leeds | 5:53.84 |
| 9 | 29 | Neve PRIOR | 12 | Bolton Metro | 5:57.96 |