EVENT 601 Open/Male 10 /Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 2 | Jacob WADLEY | 12 | | Colchester | 5:35.20 |
| 2 | 4 | Harry PROTHERO | 12 | | Co Liverpool | 5:16.39 |
| 3 | 6 | Oliver MORAN | 12 | | Co Liverpool | 5:13.50 |
| 4 | 8 | Nikodem DORSZ | 12 | | Co Liverpool | 4:52.74 |
| 5 | 7 | Dylan HARTE | 11 | | Co Liverpool | 5:08.00 |
| 6 | 5 | Thomas HALL | 17 | S10 | Stretford | 5:15.20 |
| 7 | 3 | Anthony WELSH | 11 | | Co Liverpool | 5:33.95 |
| 8 | 1 | Marcus CHEUNG | 11 | | Co Liverpool | 5:52.54 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 10 | Samuel LUTAS | 15 | | Co Liverpool | 4:50.14 |
| 2 | 12 | William STAMPER | 14 | | Co Liverpool | 4:45.21 |
| 3 | 14 | Albion DOBRUSHI | 13 | | Co Liverpool | 4:42.00 |
| 4 | 16 | Daniel FRENCH | 15 | | Wirral Metro | 4:41.40 |
| 5 | 15 | Joseph LAMBERT | 16 | | Lancaster | 4:41.59 |
| 6 | 13 | Oliver TANG | 14 | | Stockport Mo | 4:42.80 |
| 7 | 11 | Casey COSTAIN | 15 | | Wirral Metro | 4:48.75 |
| 8 | 9 | Thomas BALL | 13 | | Co Liverpool | 4:51.39 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 18 | Will NICHOLLS | 14 | | Ather & Leig | 4:38.27 |
| 2 | 20 | Jack MAHER | 18 | | Hoylake | 4:36.20 |
| 3 | 22 | William DIXON | 16 | | Co Liverpool | 4:32.00 |
| 4 | 24 | James DIXON | 15 | | Co Liverpool | 4:29.30 |
| 5 | 23 | Gus FRASER | 15 | | Winsford | 4:30.80 |
| 6 | 21 | Dylan GREGORY | 15 | | Co Liverpool | 4:35.89 |
| 7 | 19 | George PEARCE | 15 | | Co Liverpool | 4:36.81 |
| 8 | 17 | William BREARTON | 15 | | Wirral Metro | 4:40.60 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 26 | Zachary PATINO | 16 | | Co Liverpool | 4:27.30 |
| 2 | 28 | Edward SMALLEY | 17 | | Winsford | 4:26.00 |
| 3 | 30 | James GRAHAM | 15 | | Co Liverpool | 4:24.50 |
| 4 | 32 | Ollie LAMBERT | 17 | | Co Liverpool | 4:07.70 |
| 5 | 31 | George DIXON | 19 | | Co Liverpool | 4:22.90 |
| 6 | 29 | Ethan DWYER | 14 | | Co Liverpool | 4:24.95 |
| 7 | 27 | Callum BYRNE | 16 | | Southport | 4:26.70 |
| 8 | 25 | Finlay BYRNE | 15 | | Southport | 4:28.20 |