EVENT 615 Female 15 Yrs/Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 2 | 2 | Chiara Fellone | 18 | S14 | Ramsbottom | 5:27.30 |
| 3 | 5 | Naomi Talbot | 16 | | Bolton Metro | 4:57.50 |
| 4 | 7 | Lily Bailey | 15 | | Cockermouth | 4:56.40 |
| 5 | 6 | Pollyanna Kershaw | 15 | | Blackpool Aq | 4:57.05 |
| 6 | 3 | Amy Choularton | 15 | S14 | Co Manch Aq | 5:20.68 |
| 7 | 1 | Fallon Cooney | 23 | S10 | Aquabears | 5:38.70 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 9 | Zoe Neuwirt | 15 | | Io Man | 4:54.50 |
| 2 | 12 | Erin McCurrie | 16 | | Co Liverpool | 4:51.82 |
| 3 | 14 | Alicia Ashton | 16 | | Co Liverpool | 4:51.23 |
| 4 | 17 | Leah Rose | 17 | | Penrith | 4:50.90 |
| 5 | 15 | Megan Rickels | 17 | | Altrincham | 4:51.20 |
| 6 | 13 | Maisie Geary | 15 | | Leyland Barr | 4:51.80 |
| 7 | 11 | Eleanor Armstrong | 15 | | Trafford Met | 4:53.20 |
| 8 | 8 | Isabella Bonfield | 15 | | Co Salford | 4:55.70 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 19 | Sophia Hewlett | 15 | | Bebington | 4:50.50 |
| 2 | 21 | S Hutchinson Thompson | 17 | | Bolton Metro | 4:50.10 |
| 3 | 23 | Olivia Ryan | 16 | | Co Manch Aq | 4:48.60 |
| 4 | 25 | Hermione Coakley-Hines | 15 | | Wirral Metro | 4:47.20 |
| 5 | 24 | Scarlett Robinson | 17 | | Ulverston | 4:47.90 |
| 6 | 22 | Sophie Mitchell | 16 | | Preston | 4:49.90 |
| 7 | 20 | Scarlett Rose Barr | 15 | | Co Liverpool | 4:50.38 |
| 8 | 18 | Evie Breeze | 16 | | Bolton Metro | 4:50.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 27 | Grace Taylor | 18 | | Bolton Metro | 4:45.60 |
| 2 | 29 | Elizabeth Adam | 15 | | Leyland Barr | 4:45.20 |
| 3 | 31 | Emily French | 17 | | Wirral Metro | 4:44.30 |
| 4 | 33 | Tilly Stevens | 15 | | Co Liverpool | 4:43.42 |
| 5 | 32 | Sophie Whittles | 16 | | Co Salford | 4:43.80 |
| 6 | 30 | Emily Inns | 20 | | Altrincham | 4:44.45 |
| 7 | 28 | Isabelle Fletcher | 16 | | Winsford | 4:45.50 |
| 8 | 26 | Isabelle Taylor | 17 | | Wirral Metro | 4:46.40 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 35 | Eliza Radclyffe | 19 | | Prescot | 4:42.90 |
| 2 | 37 | Emelia Atkinson | 16 | | Co Salford | 4:42.00 |
| 3 | 39 | Elizabeth Lyons | 17 | | Co Liverpool | 4:40.10 |
| 4 | 41 | G Rowbotham-Keating | 17 | | Co Manch Aq | 4:39.70 |
| 5 | 40 | Amelia Gerrard | 16 | | Co Liverpool | 4:39.99 |
| 6 | 38 | Lilly-Rose Unwin | 15 | | Stockport Mo | 4:40.10 |
| 7 | 36 | Emily Tabern | 15 | | Warrington W | 4:42.60 |
| 8 | 34 | Emily Wade | 17 | | Leyland Barr | 4:43.03 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 44 | Lauren Berry | 15 | | Wirral Metro | 4:39.20 |
| 2 | 47 | Annabel Irvine | 15 | | Co Liverpool | 4:36.99 |
| 3 | 49 | Jorja Howard | 15 | | Wigan BEST | 4:36.58 |
| 4 | 51 | Keira Johnson | 15 | | Wigan BEST | 4:34.82 |
| 5 | 50 | Lauren Dennett | 16 | | Io Man | 4:35.26 |
| 6 | 48 | Kiera Prentice | 21 | | Co Manch Aq | 4:36.90 |
| 7 | 45 | Jessica Jones | 16 | | Warrington W | 4:37.96 |
| 8 | 42 | Megan Doherty | 18 | | Leyland Barr | 4:39.65 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 54 | Alice Volkovaya | 17 | | Co Salford | 4:30.90 |
| 2 | 56 | Joni Dunne | 16 | | Co Liverpool | 4:30.20 |
| 3 | 59 | Iris Hurst | 15 | | Warrington W | 4:24.00 |
| 4 | 62 | Amelie Blocksidge | 16 | | Co Salford | 4:14.50 |
| 5 | 60 | Katie Lee | 17 | | Co Salford | 4:23.30 |
| 6 | 57 | Jessica Corder | 16 | | Co Salford | 4:29.90 |
| 7 | 55 | Kate Roberts | 16 | | Co Liverpool | 4:30.43 |
| 8 | 52 | Macy Barker | 18 | | Co Liverpool | 4:31.70 |