EVENT 101 Womens 14 Yrs/Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 1 | Eleanor Robinson | 16 | S6 | Northampton | 5:23.20 |
| 1 | 2 | Imogen Spouge | 14 | | Nova Cent'n | 4:49.70 |
| 2 | 3 | Katy Dymond | 14 | | BelperMarlin | 4:49.34 |
| 3 | 4 | Lara Hawkes | 14 | | Grantham | 4:48.71 |
| 4 | 5 | Jessica Collishaw | 14 | | Nova Cent'n | 4:48.50 |
| 5 | 6 | Yanna Mihaylova | 14 | | Nova Cent'n | 4:47.00 |
| 6 | 7 | Chloe Mercer | 14 | | Northampton | 4:46.80 |
| 7 | 8 | Caitlin Oram | 14 | | Derventio | 4:46.42 |
| 8 | 9 | Sophie Bennion | 14 | | Co Leicester | 4:45.74 |
| 9 | 10 | Kate McCallister | 14 | | Co Leicester | 4:45.32 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 11 | Hannah Shaw | 15 | | Northampton | 4:43.84 |
| 1 | 12 | Olivia Humphrey | 14 | | Nova Cent'n | 4:42.90 |
| 2 | 13 | Abbi White | 15 | | Leic Sharks | 4:42.64 |
| 3 | 14 | Abbey Turnbull | 14 | | Co Derby | 4:42.48 |
| 4 | 15 | Naomi Dilley | 15 | | Derventio | 4:41.70 |
| 5 | 16 | Holly Leggott | 15 | | Deepings | 4:41.23 |
| 6 | 17 | Bethany Rae-McLean | 16 | | Derventio | 4:40.80 |
| 7 | 18 | Alexandra Cooper | 15 | | Deepings | 4:40.45 |
| 8 | 19 | Melissa Lock | 16 | | Leic Peng | 4:40.42 |
| 9 | 20 | Molly Colbert | 16 | | Grantham | 4:39.93 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 21 | Abbie Scott | 15 | | Nova Cent'n | 4:39.63 |
| 1 | 22 | Isabel Watson | 15 | | Co Lincoln P | 4:39.49 |
| 2 | 23 | Jennifer Watson | 17 | | Co Lincoln P | 4:38.49 |
| 3 | 24 | Sofia Allen | 17 | | Chesterfield | 4:38.38 |
| 4 | 25 | Taylor O'Rourke | 14 | | Northampton | 4:38.20 |
| 5 | 26 | Erin Easton | 14 | | Co Lincoln P | 4:37.80 |
| 6 | 27 | Evie Richards | 14 | | Co Leicester | 4:37.49 |
| 7 | 28 | Ellie Kerrod | 14 | | Co Leicester | 4:37.49 |
| 8 | 29 | Evie Timms | 16 | | Nova Cent'n | 4:37.30 |
| 9 | 30 | Kieva Clegg | 16 | | Boston | 4:35.78 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 31 | Jade Young | 17 | | Nova Cent'n | 4:35.72 |
| 1 | 32 | Maisie Aubrey | 15 | | Lincoln Vulc | 4:35.62 |
| 2 | 33 | Chloe Quinn | 14 | | Nova Cent'n | 4:35.30 |
| 3 | 34 | Anne-Marie Hudman | 15 | | Northampton | 4:34.90 |
| 4 | 35 | Jessica Hancock | 16 | | BelperMarlin | 4:33.68 |
| 5 | 36 | Sarah White | 15 | | Co Leicester | 4:32.93 |
| 6 | 37 | Rebecca Flisher | 15 | | Nova Cent'n | 4:32.90 |
| 7 | 38 | Constance Farmer | 16 | | Co Leicester | 4:32.56 |
| 8 | 39 | Alice Richards | 16 | | Derventio | 4:30.83 |
| 9 | 40 | Chloe Jones | 15 | | Deepings | 4:30.22 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 41 | Kathryn Henderson | 17 | | Nova Cent'n | 4:29.64 |
| 1 | 42 | Sarah Branch | 17 | | Northampton | 4:28.79 |
| 2 | 43 | Betsy Wizard | 14 | | Northampton | 4:27.90 |
| 3 | 44 | Mia Barber | 16 | | Derventio | 4:27.80 |
| 4 | 45 | Annie Pearson | 15 | | Nova Cent'n | 4:27.70 |
| 5 | 46 | Georgina Walker | 17 | | Co Derby | 4:27.62 |
| 6 | 47 | Jade Kennerell | 16 | | Nova Cent'n | 4:27.10 |
| 7 | 48 | Amy Mead | 15 | | Nova Cent'n | 4:26.70 |
| 8 | 49 | Freya Stevens | 16 | | Northampton | 4:25.30 |
| 9 | 50 | Natalie Dingley | 20 | | Loughboro Un | 4:25.20 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 52 | Charlotte Hall | 15 | | Derventio | 4:24.60 |
| 1 | 54 | Maisie Elliott | 14 | | Co Leicester | 4:24.26 |
| 2 | 56 | Calypso Harvey | 20 | | Loughboro Un | 4:21.10 |
| 3 | 58 | Abigail Burr | 19 | | Lincoln Vulc | 4:20.20 |
| 4 | 60 | Mollie Wright | 19 | | Nova Cent'n | 4:12.80 |
| 5 | 59 | Tara Haworth | 18 | | Lincoln Vulc | 4:18.94 |
| 6 | 57 | Esther Halford | 17 | | Derventio | 4:20.70 |
| 7 | 55 | Olivia Tatton | 17 | | Northampton | 4:21.20 |
| 8 | 53 | Chloe Stennett | 15 | | Chesterfield | 4:24.54 |
| 9 | 51 | Amrita Robertson | 19 | | Loughboro Un | 4:24.69 |