EVENT 112 Womens Open 800m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 2 | Lauren Walton | 18 | Beckenham | 8:57.79 |
| 2 | 6 | Camilla Hattersley | 18 | Co Glasgow | 8:54.84 |
| 3 | 10 | Rachael Williamson | 18 | KingstonHull | 8:43.61 |
| 4 | 14 | Eleanor Faulkner | 20 | Co Sheffield | 8:31.61 |
| 5 | 12 | Jessica Thielmann | 20 | Co Newcastle | 8:38.88 |
| 6 | 8 | Rachel Williams | 20 | Bath Univ | 8:48.12 |
| 7 | 4 | Georgia Darwent | 15 | Co Newcastle | 8:55.34 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 3 | Ellis Jackson | 19 | St Felix Sch | 8:56.65 |
| 2 | 7 | Lucinda Campbell | 17 | Windsor | 8:52.10 |
| 3 | 11 | Aisha Thornton | 22 | Loughboro Un | 8:42.27 |
| 4 | 15 | Jazmin Carlin | 23 | Swansea Uni | 8:24.42 |
| 5 | 13 | Megan Gilchrist | 23 | Armadale | 8:36.70 |
| 6 | 9 | Sasha Matthews | 22 | Nova Cent'n | 8:44.01 |
| 7 | 5 | Grace Dennis | 17 | KingstonHull | 8:54.99 |
| 8 | 1 | Dervla Curran | 16 | KingstonHull | 8:59.21 |