| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Kate BUTLER | 16 | Stockport Mo | : . |
| 1 | 2 | Mimi MORLEY-ISZATT | 15 | Co Oxford | : . |
| 2 | 3 | Polly PAINTER | 15 | Millfield | : . |
| 3 | 4 | Emma CRUICKSHANKS | 15 | teamipswich | : . |
| 4 | 5 | Honey OSRIN | 15 | Plymouth Lea | : . |
| 5 | 6 | Tilly HANSEN-HAMILTON | 16 | Guildford Ct | : . |
| 6 | 7 | Lauren STOTT | 16 | Hatfield | : . |
| 7 | 8 | Ceara BARBER | 16 | Wycombe Dist | : . |
| 8 | 9 | Eve WRIGHT | 15 | Co Peterboro | : . |
| 9 | 10 | Nadia WILLIAMS | 15 | Co Derby | : . |