EVENT 103 Women Open 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 1 | Fallon Cooney | 20 | S10 | Co Manch Aq | 1:41.37 |
| 2 | 3 | Chiara Fellone | 15 | S14 | Co Salford | 1:24.38 |
| 3 | 5 | Amy Kenworthy | 16 | | Winsford | 1:06.74 |
| 4 | 7 | Jamie-Leigh Tyson | 16 | | Co Liverpool | 1:09.90 |
| 5 | 6 | Gia Hothersall | 16 | | Wirral Metro | 1:07.02 |
| 6 | 4 | Georgia Sheffield | 17 | S14 | Bolton Metro | 1:10.11 |
| 7 | 2 | Brooklyn Hale | 12 | S9 | Cockermouth | 1:39.21 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 9 | Tilly Copeland | 16 | | Winsford | 1:08.09 |
| 2 | 11 | Britney Makangou | 15 | | Co Salford | 1:08.75 |
| 3 | 13 | Abbie Roscoe | 13 | | Wirral Metro | 1:08.21 |
| 4 | 15 | Amelia Picton | 16 | | Wigan BEST | 1:08.96 |
| 5 | 14 | Mia Mason | 16 | | Co Manch Aq | 1:06.12 |
| 6 | 12 | Sophie George | 16 | | Winsford | 1:12.06 |
| 7 | 10 | Eleanor Ma | 16 | | Winsford | 1:11.83 |
| 8 | 8 | Bethany Howard-Hughes | 16 | | Halton | 1:09.45 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 19 | Georgia Cowgill | 14 | | Trafford Met | 1:08.65 |
| 2 | 25 | Poppy Maskill | 17 | | Alsager | 1:04.26 |
| 3 | 31 | Natasha McDonnell | 16 | | Wirral Metro | 1:05.07 |
| 4 | 37 | Lucy Turner | 17 | | Burnley BOBC | 1:04.65 |
| 5 | 34 | Rachel Hornby | 18 | | Wigan BEST | 1:05.24 |
| 6 | 28 | Eve Horton | 16 | | Wigan BEST | 1:05.16 |
| 7 | 22 | Martha Ricketts | 15 | | Satellite | 1:08.95 |
| 8 | 16 | Grace Jackson | 14 | | Co Salford | 1:07.83 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 20 | Beth Robinson | 16 | | Stockport Mo | 1:06.08 |
| 2 | 26 | Amelie Blocksidge | 13 | | Co Salford | 1:08.13 |
| 3 | 32 | Mia Burslem | 16 | | Co Liverpool | 1:04.37 |
| 4 | 38 | Eliza Pinkstone | 17 | | Stockport Mo | 1:03.80 |
| 5 | 35 | Rebecca Amor | 19 | | Co Manch Aq | 1:04.57 |
| 6 | 29 | Olivia Sheehan | 17 | | Wigan BEST | 1:06.04 |
| 7 | 23 | Jasmine Bouaziz | 13 | | Warrington W | 1:05.97 |
| 8 | 17 | Francesca Brady | 16 | | Wigan BEST | 1:08.97 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 21 | Ella Blocksidge | 16 | | Co Salford | 1:08.36 |
| 2 | 27 | Martha Smith | 21 | | Clitheroe | 1:06.59 |
| 3 | 33 | Ella Williams | 18 | | Preston | 1:05.83 |
| 4 | 39 | Jessica Calderbank | 25 | | Co Manch Aq | 1:00.10 |
| 5 | 36 | Sophie Traill | 15 | | Stockport Mo | 1:05.28 |
| 6 | 30 | Abigail Parkinson | 18 | | Co Manch Aq | 1:04.87 |
| 7 | 24 | Rhiannon Evans | 18 | | Co Manch Aq | 1:09.19 |
| 8 | 18 | Baylie Seery | 18 | | Burnley BOBC | 1:09.21 |