| | Heat Number - 1 | | | |
| Lane | Comp.No. | __________Name__________ | Aad | Club/Country | Time |
| 1 | 2 | Amanda PATTISON | 16 | Gloucs | 1:20.91 |
| 2 | 4 | Aurelia KASSATLY | 16 | Scot West | 1:19.73 |
| 3 | 6 | Katie GARRATT | 16 | Leics | 1:19.42 |
| 4 | 8 | Ailsa DOCHERTY | 16 | Scot East | 1:17.46 |
| 5 | 10 | Virginia PILBOROUGH | 16 | Middlesex | 1:16.51 |
| 6 | 9 | Samantha LOCKEY | 16 | Yorkshire | 1:16.53 |
| 7 | 7 | Holly CROSS | 17 | Kent | 1:19.20 |
| 8 | 5 | Frankie BEAN | 16 | Notts | 1:19.50 |
| 9 | 3 | Joanne WATSON | 16 | Herts | 1:20.13 |
| 10 | 1 | Chloe GOSLING | 16 | South Wales | 1:21.14 |
| | Heat Number - 2 | | | |
| Lane | Comp.No. | __________Name__________ | Aad | Club/Country | Time |
| 1 | 12 | Charlotte JACKSON | 17 | Staffs | 1:16.25 |
| 2 | 14 | Laura HEELEY | 16 | Warwicks | 1:15.86 |
| 3 | 16 | Anne-Marie STRICKLAND | 16 | Surrey ASA | 1:15.35 |
| 4 | 18 | Claire MANTON | 16 | Sussex | 1:13.76 |
| 5 | 20 | Rikki JACKSON | 17 | Hampshire | 1:12.00 |
| 6 | 19 | Rosie MORAHAN | 16 | Somerset | 1:12.70 |
| 7 | 17 | Frances PEERS | 16 | Lancashire | 1:14.67 |
| 8 | 15 | Susanna DAVIS | 17 | Essex ASA | 1:15.58 |
| 9 | 13 | Louise MEAD | 16 | N & Durham | 1:15.94 |
| 10 | 11 | Helen CROOKES | 17 | Cheshire | 1:16.48 |