| 12:25 - 400 METRES Women - Heats - Heat 1 | START LIST |
| First 2 of each heat (Q) plus the 4 fastest times (q) qualified | |
| Personal Best | Season Best | |||||
| 2 | Kelly MASSEY | BIRCHFIELD | 55.62 | |||
| 3 | Carmen GEDLING | LIVERPOOL | 56.8 | 56.8 | ||
| 4 | Emma PETERS | CARDIFF | 57.25 | 57.25 | ||
| 5 | Lesley OWUSU | WSE HOUNS | 52.15 | 55.31 | ||
| 6 | Emma DUCK | SOTON | 53.54 | 54.82 | ||
| 12:32 - 400 METRES Women - Heats - Heat 2 | START LIST |
| First 2 of each heat (Q) plus the 4 fastest times (q) qualified | |
| Personal Best | Season Best | |||||
| 3 | Seemita GUMBS | BIRCHFIELD | 56.75 | 56.75 | ||
| 4 | Nicola SANDERS | WSE HOUNS | 50.72 | |||
| 5 | Rebecca SWEENEY | SALE | 55.38 | 55.38 | ||
| 6 | Sara TOMLINS | SALE | 54.76 | 56.40 | ||
| 12:39 - 400 METRES Women - Heats - Heat 3 | START LIST |
| First 2 of each heat (Q) plus the 4 fastest times (q) qualified | |
| Personal Best | Season Best | |||||
| 3 | Hayley WILLS | HERTS P | 56.70 | 56.70 | ||
| 4 | Laura GILLHESPY | BLACKPOOL | 55.75 | 59.12 | ||
| 5 | Kim WALL | BASILDON | 53.02 | 53.98 | ||
| 6 | Helen KARAGOUNIS | BIRCHFIELD | 52.53 | 53.12 | ||