EVENT 101 Boys/Girls Open 25m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Holly Robinson | 13 | Northall'ton | |
| 3 | 2 | Harry Galvin | 13 | Northall'ton | |
| 4 | 3 | Caleb Stanley | 9 | Northall'ton | 37.81 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 4 | James Wilkin | 9 | Northall'ton | 28.18 |
| 2 | 5 | Samuel Cann | 12 | Northall'ton | 24.59 |
| 3 | 6 | Amy Parker | 12 | Northall'ton | 24.41 |
| 4 | 7 | Sarah Weeks | 11 | Northall'ton | 24.20 |
| 5 | 8 | Kaavya Venkatesh | 11 | Northall'ton | 23.01 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | Izzy Isherwood-Nesom | 10 | Northall'ton | 21.00 |
| 2 | 12 | Rebecca Wilkin | 11 | Northall'ton | 19.08 |
| 3 | 14 | Yasmin Marshall | 12 | Northall'ton | 16.10 |
| 4 | 13 | Jack Leggott | 11 | Northall'ton | 18.56 |
| 5 | 11 | Noah Welford | 11 | Northall'ton | 19.50 |
| 6 | 9 | Katie Isherwood | 13 | Northall'ton | 21.36 |