EVENT 605 Open/Male 11 /Over 1500m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 2 | Matthew TOMPKINSON | 14 | Louth | 20:28.17 |
| 3 | 4 | Harry BLOOR | 15 | Newcastle St | 18:28.52 |
| 4 | 6 | Henry GILLAM | 13 | Camden Swiss | 18:22.90 |
| 5 | 5 | Csanad REHUS | 14 | Co Peterboro | 18:23.00 |
| 6 | 3 | William SWINDLEHURST | 15 | Nova Cent'n | 18:57.21 |
| 7 | 1 | William KITE | 13 | Louth | 21:43.24 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Ethan KROL | 14 | Co Coventry | 17:49.00 |
| 2 | 10 | Joseph STORR | 14 | Co Coventry | 17:07.67 |
| 3 | 12 | Damien BATCHELOR | 16 | Co Birm'ham | 17:01.50 |
| 4 | 14 | Hugh MASON-WILLIAMS | 14 | Co Birm'ham | 16:40.50 |
| 5 | 13 | James PAGE | 16 | Co Birm'ham | 16:44.10 |
| 6 | 11 | Joseph MULLIGAN | 17 | Nova Cent'n | 17:04.10 |
| 7 | 9 | Harvey REED | 16 | Co Birm'ham | 17:20.12 |
| 8 | 7 | Brodie BUTLIN | 14 | Nova Cent'n | 17:57.90 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Luke JEAL | 20 | Nova Cent'n | 16:22.13 |
| 2 | 16 | Daniel WALKER | 15 | Nova Cent'n | 16:29.98 |
| 3 | 20 | Elliot SIBLEY | 18 | Nova Cent'n | 16:04.20 |
| 4 | 22 | Asterios DALDOGIANNIS | 26 | Lboro Uni | 15:02.35 |
| 5 | 21 | Sean MCCANN | 18 | Lboro Uni | 15:38.20 |
| 6 | 19 | Matthew WARBURTON | 18 | Warrington W | 16:07.00 |
| 7 | 17 | Thomas SWALES | 14 | Nova Cent'n | 16:28.50 |
| 8 | 15 | Elliot LAWTON | 15 | Co Coventry | 16:36.10 |