| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Jemimah DEAKIN | 11 | Dronfield | 3:00.00 |
| 3 | 3 | Hebe SPOONER | 11 | Dronfield | 3:00.00 |
| 4 | 2 | Ciara BROWN | 12 | Dronfield | 3:00.00 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 4 | Georgia BRANNAN | 15 | Dronfield | 2:30.00 |
| 2 | 6 | Olivia ASTLEY | 14 | Dronfield | 1:37.78 |
| 3 | 8 | Florence SIMPSON | 14 | Dronfield | 1:33.23 |
| 4 | 7 | Ifeoma UGONNA | 11 | Dronfield | 1:33.30 |
| 5 | 5 | Jessica GRIFFIN | 12 | Dronfield | 2:30.00 |