EVENT 501 Female MC 09 /Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Annabel Gill | 10 | Carnforth | 7:16.70 |
| 2 | 4 | Ruby Karwa | 9 | Warrington W | 7:00.00 |
| 3 | 6 | Libby Howard | 12 | Warrington W | 6:49.96 |
| 4 | 8 | Freya Shemanova | 10 | Stockport Mo | 6:30.00 |
| 5 | 7 | Phillipa Nuttall | 11 | Bolton Metro | 6:45.80 |
| 6 | 5 | Kacey Kirkham | 10 | Co Salford | 6:51.72 |
| 7 | 3 | Isabella Dragon | 11 | Ashton Cent | 7:11.14 |
| 8 | 1 | Libby Ward | 11 | Ashton Cent | 7:56.82 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Niomi Gorvett | 11 | Bolton Metro | 6:16.59 |
| 2 | 12 | Liesel Nelson | 12 | Knutsford | 6:10.20 |
| 3 | 14 | Georgia Watkins | 10 | Prescot | 6:08.67 |
| 4 | 16 | Ava Lamb | 11 | Warrington W | 6:04.56 |
| 5 | 15 | Ava Hill | 11 | Warrington W | 6:07.76 |
| 6 | 13 | Lily-Mae Wightman | 10 | Warrington W | 6:09.03 |
| 7 | 11 | Poppy Horn | 12 | Warrington W | 6:15.00 |
| 8 | 9 | Isabella Cranney | 11 | Halton | 6:20.10 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Elise McGregor | 12 | Bridgefield | 5:50.04 |
| 2 | 20 | Eleanor Burlinson | 12 | Co Salford | 5:47.19 |
| 3 | 22 | Esmie Wiles | 12 | Warrington W | 5:41.33 |
| 4 | 24 | Mollie Garner | 14 | Everton | 5:37.49 |
| 5 | 23 | Sophie McCaffery | 13 | Carnforth | 5:38.32 |
| 6 | 21 | Annabel Preece | 11 | Wirral Metro | 5:46.31 |
| 7 | 19 | Amber Beardow | 12 | Co Salford | 5:50.00 |
| 8 | 17 | Amelia Tinsley | 12 | Warrington W | 5:53.85 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 26 | Elissa Phelan | 12 | Stockport Mo | 5:33.41 |
| 2 | 28 | Isla Perry | 11 | Warrington W | 5:29.30 |
| 3 | 30 | Emmie Connors | 11 | Warrington W | 5:27.68 |
| 4 | 32 | Florence Simcock | 14 | Warrington W | 5:24.36 |
| 5 | 31 | Jemima Tillott | 13 | Crewe Flyers | 5:25.01 |
| 6 | 29 | Seren Johnson | 11 | Wirral Metro | 5:27.88 |
| 7 | 27 | Phoebe Asprey | 13 | Co Salford | 5:29.96 |
| 8 | 25 | Lucy Twist | 11 | Ashton Cent | 5:36.35 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 34 | Sophie Corder | 13 | Co Salford | 5:20.23 |
| 2 | 36 | Matilda Forrest | 14 | Bolton Metro | 5:19.89 |
| 3 | 38 | Elissa Dragon | 14 | Ashton Cent | 5:19.65 |
| 4 | 40 | Pinklily Tarek | 13 | Warrington W | 5:16.45 |
| 5 | 39 | Alexia Callan | 13 | Lancaster | 5:18.70 |
| 6 | 37 | Alba Vazzana | 11 | Warrington W | 5:19.80 |
| 7 | 35 | Abigail Culshaw | 13 | Bolton Metro | 5:20.10 |
| 8 | 33 | Eva Smith | 12 | Warrington W | 5:21.00 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 42 | Yarah Ghazal | 13 | Lancaster | 5:12.10 |
| 2 | 44 | Megan Templeton | 14 | Everton | 5:06.40 |
| 3 | 46 | Ruby Whiteside | 13 | Co Salford | 4:57.55 |
| 4 | 48 | Lauren Watkins | 15 | Prescot | 4:56.30 |
| 5 | 47 | Natalie Koleva | 13 | Warrington W | 4:57.30 |
| 6 | 45 | Sophia Yu | 15 | Co Salford | 4:58.13 |
| 7 | 43 | Sophie Barr | 11 | Prescot | 5:07.26 |
| 8 | 41 | Anujin Unur | 11 | Warrington W | 5:13.10 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 50 | Emily Rowe | 13 | Co Salford | 4:54.00 |
| 2 | 52 | Eliza Radclyffe | 18 | Prescot | 4:43.20 |
| 3 | 54 | Emily Hall | 14 | Warrington W | 4:33.50 |
| 4 | 56 | Iris Hurst | 14 | Warrington W | 4:25.30 |
| 5 | 55 | Megan Rickels | 16 | Altrincham | 4:33.05 |
| 6 | 53 | Allanah Donlan | 13 | Warrington W | 4:39.40 |
| 7 | 51 | Evie Breeze | 15 | Bolton Metro | 4:50.00 |
| 8 | 49 | Ava Gibson | 16 | Prescot | 4:55.00 |