EVENT 604 Female 14 Yrs/Under 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Esme Wilson | 12 | Cockermouth | |
| 4 | 3 | Emilia Harrison | 12 | Satellite | |
| 5 | 2 | Wei Ann Ho | 11 | Preston | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Emilia Bogdanska | 12 | Preston | |
| 2 | 8 | Isla Moss | 12 | Satellite | |
| 3 | 10 | Amelia Ashwell | 12 | Barrow | |
| 4 | 12 | Harper Aspinall | 12 | Wirral Metro | |
| 5 | 11 | Oliwia Koszka | 12 | Co Salford | |
| 6 | 9 | Evie Webster | 12 | Trafford Met | |
| 7 | 7 | Sophie Barr | 11 | Prescot | |
| 8 | 4 | Isla Pulvertaft | 12 | Satellite | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | Erin Morris | 11 | Wigan BEST | |
| 2 | 16 | Rosie Byrne | 11 | Ramsbottom | |
| 3 | 18 | Lilly Royle | 13 | Satellite | |
| 4 | 20 | Ava Lewis | 13 | Wirral Metro | |
| 5 | 19 | Eliza Ferris | 13 | Trafford Met | |
| 6 | 17 | Emily Yang | 13 | Co Manch Aq | |
| 7 | 15 | Ria Wilkinson | 12 | Co Salford | |
| 8 | 13 | Emmie Connors | 12 | Warrington W | |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 22 | Freya Karaski | 13 | Halton | |
| 2 | 25 | Sofia Davies | 13 | Crosby | |
| 3 | 27 | Daisy D'Arcy | 13 | Co Liverpool | |
| 4 | 29 | Bea Faith | 12 | Preston | |
| 5 | 28 | Jasmine Wallace | 12 | Stockport Mo | |
| 6 | 26 | Grace Mackenzie | 13 | Blackpool Aq | |
| 7 | 23 | Yarah Ghazal | 13 | Lancaster | |
| 8 | 21 | Maya Karwa | 12 | Warrington W | |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 31 | Lina Khider | 13 | Trafford Met | |
| 2 | 33 | Alexia Callan | 13 | Lancaster | |
| 3 | 35 | Darcie Claxton | 13 | Satellite | |
| 4 | 37 | Esmee Moore | 12 | Bolton Metro | |
| 5 | 36 | Ava Halliwell | 13 | Wirral Metro | |
| 6 | 34 | Alexis Aspin | 13 | Preston | |
| 7 | 32 | Lottie Abbott Beck | 13 | Wirral Metro | |
| 8 | 30 | Pinklily Tarek | 13 | Warrington W | |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 39 | Anabelle Whereat | 13 | Stockport Mo | |
| 2 | 42 | Marley-Rose Garrett | 14 | Co Liverpool | |
| 3 | 44 | Neve Baker | 12 | Co Chester | |
| 4 | 46 | Sophia Sugden | 14 | Carlisle Aq | |
| 5 | 45 | Scarlett Rose Barr | 14 | Co Liverpool | |
| 6 | 43 | Frida Ismail-Keyes | 14 | Stretford | |
| 7 | 41 | Megan Walker | 14 | Stockport Mo | |
| 8 | 38 | Camilla Holland | 13 | Wigan BEST | |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 48 | Grace Tushingham | 13 | Preston | |
| 2 | 50 | Ellie Jackson | 13 | Wirral Metro | |
| 3 | 52 | Chloe Cowsill | 14 | Ulverston | |
| 4 | 54 | Lily Hanrahan | 14 | Co Salford | |
| 5 | 53 | Ruby Oldfield | 14 | Carnforth | |
| 6 | 51 | Yasmin Elliott | 14 | Leyland Barr | |
| 7 | 49 | Bethany Makwembere | 12 | Preston | |
| 8 | 47 | Isabella Grimbaldeston | 14 | Leyland Barr | |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 56 | Megan Ellis | 14 | Leyland Barr | |
| 2 | 58 | Jennifer McMillan | 13 | Carnforth | |
| 3 | 60 | Vivien Wilkinson | 13 | Wirral Metro | |
| 4 | 62 | Holly Warburton | 13 | Blackpool Aq | |
| 5 | 61 | Hannah Burns | 14 | Altrincham | |
| 6 | 59 | Elsie Kay | 12 | Leyland Barr | |
| 7 | 57 | Olivia Ellis | 13 | Blackpool Aq | |
| 8 | 55 | Megan Hacking | 14 | Clitheroe | |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 68 | Lauren Berry | 14 | Wirral Metro | |
| 2 | 75 | Imogen Clarkson | 13 | Clitheroe | |
| 3 | 81 | Abbie Rogerson | 14 | Preston | |
| 4 | 89 | Olivia Rowland | 14 | Stretford | |
| 5 | 84 | Isabelle Carter | 14 | Prescot | |
| 6 | 78 | Zoe Neuwirt | 14 | Io Man | |
| 7 | 71 | Charley Peel | 14 | Ramsbottom | |
| 8 | 64 | Bonnie Carruthers | 14 | Ramsbottom | |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 69 | Rose Yearnshire | 14 | Ulverston | |
| 2 | 76 | Lara Challinor | 14 | Stockport Mo | |
| 3 | 82 | Megan Ormiston | 14 | Stockport Mo | |
| 4 | 90 | Weronika Rozwarska | 14 | Co Manch Aq | |
| 5 | 85 | Zoey Rogers | 14 | Trafford Met | |
| 6 | 79 | Francesca Banks | 14 | Altrincham | |
| 7 | 73 | Lily Owen | 14 | Winsford | |
| 8 | 65 | Eva Turner | 13 | Clitheroe | |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 70 | Robyn Sallis | 14 | Carnforth | |
| 2 | 77 | Isabella Fowles | 14 | Penrith | |
| 3 | 83 | Evelyn Flanagan | 14 | Co Liverpool | |
| 4 | 91 | Kate Schillinger | 14 | Winsford | |
| 5 | 88 | Holly Baker | 14 | Bury & Elton | |
| 6 | 80 | Viyana Seifi | 13 | Stockport Mo | |
| 7 | 74 | Rihanna Harper | 13 | Carlisle Aq | |
| 8 | 67 | Lilly Broadfoot | 14 | Ulverston | |