| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Martha Das | 9 | Oswestry Ott | |
| 4 | 3 | Anastasia Judd | 9 | Oswestry Ott | |
| 5 | 2 | Jackson Fuller | 9 | Wellington M | |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Niall Jenner-Roberts | 9 | Wellington M | 1:27.65 |
| 2 | 6 | Kitty O'Regan | 9 | Wrekin SC | 1:15.00 |
| 3 | 8 | Mollie Schofield | 9 | Oswestry Ott | 1:05.30 |
| 4 | 10 | Harry Winzor | 9 | Wellington M | 52.04 |
| 5 | 9 | Isla Pearce | 9 | Shrewsbury | 59.42 |
| 6 | 7 | Jessica Handley | 9 | Newport | 1:10.00 |
| 7 | 5 | Megan Jones | 9 | Newport | 1:20.00 |