EVENT 206 Female 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Poppy Whiteley | 9 | Northall'ton | |
| 2 | 3 | Jasmine CRAM | 12 | Borocuda T | 1:30.00 |
| 3 | 2 | Emma Courts | 9 | Northall'ton | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Frances JONES | 8 | Borocuda T | 1:30.00 |
| 3 | 4 | Amber WARWICK | 10 | Borocuda T | 1:30.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Molly WOOLAMS | 8 | Borocuda T | 1:30.00 |
| 2 | 9 | Francesca Smith | 9 | Northall'ton | 1:18.53 |
| 3 | 8 | Destiny-Leigh FERST | 12 | Borocuda T | 1:21.00 |
| 4 | 6 | Aoife MANSON | 8 | Borocuda T | 1:30.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Ellie-Jayne Gamon | 9 | Northall'ton | 1:11.34 |
| 2 | 13 | Lillie TOWES | 11 | Borocuda T | 1:01.01 |
| 3 | 12 | Eva Bailey | 11 | Northall'ton | 1:04.37 |
| 4 | 10 | Felicity WATSON | 10 | Borocuda T | 1:12.18 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Grace ROWNTREE | 10 | Borocuda T | 54.13 |
| 2 | 17 | Amaya McQueen | 12 | Northall'ton | 48.42 |
| 3 | 16 | Summer KRENZLER | 11 | Borocuda T | 52.15 |
| 4 | 14 | Sofia Cryer-Anderson | 9 | Loftus Dol | 58.22 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 19 | Eleanor Halliday | 12 | Northall'ton | 47.69 |
| 2 | 21 | Isabelle Smith | 12 | Northall'ton | 41.14 |
| 3 | 20 | Caitlin WATSON | 14 | Borocuda T | 42.46 |
| 4 | 18 | Isabella AKERS | 12 | Borocuda T | 48.00 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | Jasmyn Eddon | 13 | Northall'ton | 37.36 |
| 2 | 25 | Maisie Morris | 15 | Northall'ton | 31.00 |
| 3 | 24 | Abigail Wilkin | 15 | Northall'ton | 37.17 |
| 4 | 22 | Sienna FAWCETT | 12 | Borocuda T | 40.78 |