EVENT 101 Women Open 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 2 | 5 | Toni SHAW | 18 | S9 | Aberdeen Per | 4:40.05 |
| 3 | 9 | Tamryn VAN SELM | 17 | | Millfield | 4:16.37 |
| 4 | 13 | Leah CRISP | 20 | | Bath Univ | 4:12.26 |
| 5 | 11 | Rachel ANDERSON | 19 | | Loughboro Un | 4:15.21 |
| 6 | 7 | Betsy WIZARD | 18 | | Northampton | 4:19.82 |
| 7 | 3 | Eleanor SIMMONDS | 27 | S6 | Camden Swiss | 5:19.27 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 2 | Maisie SUMMERS-NEWTON | 19 | S6 | Northampton | 5:20.59 |
| 2 | 6 | Zara MULLOOLY | 19 | S10 | Northampton | 4:34.91 |
| 3 | 10 | Michaella GLENISTER | 19 | | UniOfStirl | 4:15.30 |
| 4 | 14 | Holly HIBBOTT | 22 | | Bath Univ | 4:07.02 |
| 5 | 12 | Mia SLEVIN | 18 | | Derventio | 4:15.12 |
| 6 | 8 | Freya COLBERT | 17 | | Nova Cent'n | 4:16.58 |
| 7 | 4 | Katie CROWHURST | 17 | S13 | Wycombe Dist | 5:12.14 |
| 8 | 1 | Grace HARVEY | 23 | S6 | Hoddesdon | 5:32.60 |