EVENT 606 Mens Open 400m IM - Heats
Not Competing : 21,24,27
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Matthew ADDIS | 16 | West Norfolk | 5:09.53 |
| 4 | 3 | Finlay RYAN | 15 | Dereham | 5:06.80 |
| 5 | 2 | Alexander COLE | 15 | Colchester | 5:09.08 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 5 | Jack WEARS | 15 | Leighton Buz | 5:04.68 |
| 2 | 7 | Matthew ALDOUS-HORNE | 18 | Bishop Stort | 5:04.08 |
| 3 | 9 | Spencer PRIOR | 15 | Colchester | 5:03.13 |
| 4 | 11 | James HANCOCK | 16 | Mid Beds | 5:02.79 |
| 5 | 10 | Robert DOIG | 15 | Deben | 5:02.90 |
| 6 | 8 | Salaam MOTIN | 16 | Basildon Ph | 5:03.20 |
| 7 | 6 | George BENNETT | 15 | UEA Norwich | 5:04.40 |
| 8 | 4 | Jordan NORTHWOOD | 15 | Berkhamsted | 5:05.01 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 13 | Robert BRUNTON | 15 | Co Cambridge | 5:00.32 |
| 2 | 15 | Jack PICKERING | 15 | teamipswich | 4:58.48 |
| 3 | 17 | Graeham DOUGLAS | 26 | Cambridge Un | 4:56.21 |
| 4 | 19 | Calvin COE | 16 | Stowmarket | 4:53.60 |
| 5 | 18 | Ryan KELLY | 15 | Chelmsford | 4:54.49 |
| 6 | 16 | Oliver KENNY | 16 | UEA Norwich | 4:57.45 |
| 7 | 14 | Ryan SYKES | 18 | West Norfolk | 4:59.19 |
| 8 | 12 | Christian MCMILLAN | 15 | Rochford | 5:02.45 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 22 | Thomas ARKLE | 17 | St Felix Sch | 4:49.47 |
| 2 | 25 | Ole MILLS | 15 | Chelmsford | 4:46.96 |
| 3 | 28 | Jack UTTING | 16 | UEA Norwich | 4:43.70 |
| 4 | 30 | Thomas SARAH | 19 | Co Cambridge | 4:42.75 |
| 5 | 29 | Joshua GRAVES | 16 | Co Peterboro | 4:42.96 |
| 6 | 26 | Daniel LEIGH | 15 | Co Peterboro | 4:46.95 |
| 7 | 23 | Christopher GREENHALGH | 18 | Sudbury | 4:47.87 |
| 8 | 20 | Alex MASON | 17 | Team Luton | 4:53.01 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 32 | Matthew BRIGHAM | 18 | Co Peterboro | 4:39.47 |
| 2 | 34 | Benjamin PURCELL | 16 | Hatfield | 4:36.20 |
| 3 | 36 | Augustus VEASEY | 17 | Chelmsford | 4:32.69 |
| 4 | 38 | Caleb HUGHES | 18 | Hatfield | 4:22.40 |
| 5 | 37 | Louis SELLER | 17 | teamipswich | 4:28.21 |
| 6 | 35 | Nathan WELLS | 16 | West Norfolk | 4:35.73 |
| 7 | 33 | Daniel BROWN | 16 | Co Peterboro | 4:36.82 |
| 8 | 31 | Brandon NABARRO | 17 | Modernians | 4:40.30 |