EVENT 901 Men/Women Open 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Amelia Jinks | 11 | Northall'ton | |
| 2 | 2 | Evie Wharton | 13 | Northall'ton | |
| 3 | 3 | Harry Dambrogio | 13 | Northall'ton | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Maisie Morris | 12 | Northall'ton | |
| 2 | 5 | Charlie Schofield | 9 | Northall'ton | |
| 3 | 6 | Callum Smedley | 13 | Northall'ton | 7:03.26 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Emily Schofield | 12 | Northall'ton | 6:07.53 |
| 2 | 10 | James Wilkin | 14 | Northall'ton | 5:41.76 |
| 3 | 9 | Jacob Wharton | 14 | Northall'ton | 6:00.88 |
| 4 | 7 | Charlotte Hinde | 13 | Northall'ton | 6:08.97 |