EVENT 312 Mens 1500m Freestyle - Heats
Not Competing : 3,4,12,20
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Ralph MUNCER | 15 | Team Luton | 17:53.10 |
| 4 | 5 | James CHENNELLS | 15 | Berkhamsted | 17:31.33 |
| 5 | 2 | Callum WOLLASTON | 15 | Cheshunt | 17:39.57 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 6 | Harrison LEES | 15 | Watford SC | 17:19.35 |
| 2 | 8 | Cavan BECK | 17 | Rochford | 16:52.80 |
| 3 | 10 | Luke SUGDEN | 17 | Hatfield | 16:47.93 |
| 4 | 13 | Myles TURNER | 16 | West Suffolk | 16:39.77 |
| 5 | 11 | Adam TAPLEY | 22 | Co Cambridge | 16:45.16 |
| 6 | 9 | Harry WHITEMAN | 16 | Co Peterboro | 16:51.10 |
| 7 | 7 | James BAYLEY | 16 | Basildon Ph | 16:58.79 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 15 | Samuel PECK | 16 | UEA Norwich | 16:35.30 |
| 2 | 17 | Fraser SCOTT | 18 | Basildon Ph | 16:30.20 |
| 3 | 19 | Bayley FINBOW | 16 | teamipswich | 16:15.61 |
| 4 | 22 | Nathan WELLS | 18 | West Norfolk | 15:40.05 |
| 5 | 21 | Luke TURLEY | 16 | Hatfield | 15:42.45 |
| 6 | 18 | Matthew WRIGHT | 18 | Team Luton | 16:20.04 |
| 7 | 16 | Jamie MCCAFFRAY | 15 | Modernians | 16:34.30 |
| 8 | 14 | Max WILSON | 16 | Modernians | 16:37.47 |