EVENT 307 Womens Open 800m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 2 | 1 | Emily Fisher | 93 | Co Leeds | 9:09.43 |
| 3 | 3 | Francesca Hay | 96 | Nova Cent'n | 9:08.76 |
| 4 | 5 | Victoria Garlick | 94 | Co Manch Aq | 9:07.92 |
| 5 | 4 | Catherine Marcroft | 92 | StirlingSwim | 9:08.08 |
| 6 | 2 | Lucy Grainge | 94 | Co Manch Aq | 9:08.99 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 7 | Ann Morris | 93 | Nova Cent'n | 9:06.52 |
| 2 | 9 | Fern Davies | 92 | Swansea Perf | 9:05.02 |
| 3 | 11 | Gabrielle Hignett | 95 | Co Sheffield | 9:03.11 |
| 4 | 13 | Danielle Huskisson | 93 | Co Sund'land | 8:53.84 |
| 5 | 12 | Aisha Thornton | 91 | Loughboro Un | 9:00.04 |
| 6 | 10 | Sian Morgan | 94 | Co Bradford | 9:03.23 |
| 7 | 8 | Helen McRoberts | 91 | Co Sheffield | 9:05.15 |
| 8 | 6 | Faye Henesy | 95 | Nova Cent'n | 9:06.72 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 15 | Aynsley Heseltine | 92 | Co Sheffield | 8:49.93 |
| 2 | 17 | Danielle Hall-Jackson | 94 | Co Leeds | 8:43.83 |
| 3 | 19 | Hannah Miley | 89 | Garioch | 8:36.41 |
| 4 | 21 | Rebecca Adlington | 89 | Nova Cent'n | 8:20.23 |
| 5 | 20 | Eleanor Faulkner | 93 | Co Sheffield | 8:31.95 |
| 6 | 18 | Megan Gilchrist | 90 | Armadale | 8:42.60 |
| 7 | 16 | Charlotte Woolliscroft | 90 | Stockport Mo | 8:49.14 |
| 8 | 14 | Lucy Charles | 93 | Hatfield | 8:50.98 |