Not Competing : 1,8
| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Lauren WATT | 17 | Suffolk | : . |
| 3 | 3 | Ellie WHEELER | 16 | Essex | : . |
| 4 | 4 | Celyn WALMSLEY | 17 | Bedfordshire | : . |
| 5 | 5 | India WESTON | 16 | Norfolk | : . |
| 6 | 6 | Laura COPPING | 18 | Herts | : . |
| 7 | 7 | Amelia MONAGHAN | 16 | Cambs | : . |