| | Heat Number - 1 | | | |
| Lane | Comp.No. | __________Name__________ | Aad | Club/Country | Time |
| 1 | 2 | Christine Darby | 14 | Staffs | 1:09.00 |
| 2 | 4 | Abbie Brown | 15 | Worcs | 1:08.83 |
| 3 | 6 | Nathalie Cameron | 15 | Kent | 1:08.41 |
| 4 | 8 | Aileen Stirling | 14 | Scot West | 1:07.85 |
| 5 | 10 | Emma Haycocks | 15 | Cheshire | 1:07.79 |
| 6 | 9 | Emily Bottle | 15 | Surrey ASA | 1:07.84 |
| 7 | 7 | Jodie Miller | 15 | Sussex | 1:07.90 |
| 8 | 5 | Hannah Nash | 14 | Norfolk | 1:08.58 |
| 9 | 3 | Ann-louise Knapman | 14 | Herts | 1:08.92 |
| 10 | 1 | Jazz Carlin | 14 | Wiltshire | 1:11.44 |
| | Heat Number - 2 | | | |
| Lane | Comp.No. | __________Name__________ | Aad | Club/Country | Time |
| 1 | 12 | Kirsty Forbes | 14 | Essex ASA | 1:06.99 |
| 2 | 14 | Jessica Dickons | 14 | N & Durham | 1:06.88 |
| 3 | 16 | Laura Healey | 15 | Suffolk | 1:06.53 |
| 4 | 18 | Joanne Mcgurk | 15 | Warwicks | 1:05.41 |
| 5 | 20 | Hollie O'connor | 15 | Yorkshire | 1:02.49 |
| 6 | 19 | Francesca Halsall | 14 | Lancashire | 1:02.83 |
| 7 | 17 | Georgia Davies | 14 | South Wales | 1:05.93 |
| 8 | 15 | Sarah Owen | 14 | Hampshire | 1:06.64 |
| 9 | 13 | Holly Mills | 15 | Middlesex | 1:06.90 |
| 10 | 11 | Vicki Rayson | 14 | Somerset | 1:07.40 |