| 18:05 - 400 METRES Women - Semi-Final - Heat 1 | START LIST |
| First 3 of each heat (Q) qualified | |
| Personal Best | Season Best | |||||
| 2 | Renee ROBSON | AUS | 56.02 | 56.02 | ||
| 3 | Claire BURGOYNE | SHREWSBURY | 55.04 | 55.04 | ||
| 4 | Meghan BEESLEY | BIRCHFIELD | 53.84 | 54.45 | ||
| 5 | Marilyn OKORO | SHAFT'BURY | 54.66 | 54.66 | ||
| 6 | Dawn WILSON | WSE HOUNS | 55.42 | 55.42 | ||
| 18:10 - 400 METRES Women - Semi-Final - Heat 2 | START LIST |
| First 3 of each heat (Q) qualified | |
| Personal Best | Season Best | |||||
| 2 | Seemita GUMBS | BIRCHFIELD | 55.74 | 56.76 | ||
| 3 | Laura LANGOWSKI | COVENTRY | 54.29 | 54.36 | ||
| 4 | Nadine OKYERE | BIRCHFIELD | 55.31 | 55.31 | ||
| 5 | Donna FRASER | CROYDON | 53.32 | 53.32 | ||
| 6 | Kim WALL | BASILDON | 53.02 | 54.24 | ||