EVENT 207 Women Open 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Ava May BROCKLEHURST | 11 | Bassetlaw SS | |
| 2 | 2 | Isla RICHARDS | 10 | Bassetlaw SS | 2:35.27 |
| 3 | 3 | Lana BOOTH | 11 | Newcastle St | 2:05.00 |
| 4 | 4 | Daisy ASHWORTH | 10 | Newcastle St | 2:04.05 |
| 5 | 5 | Evie REED | 11 | Bassetlaw SS | 2:01.89 |
| 6 | 6 | Lauren WINTLE | 10 | Newcastle St | 1:58.96 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Amelie VENABLES | 10 | Bassetlaw SS | 1:50.18 |
| 2 | 8 | Imogen HOWITT | 10 | Bassetlaw SS | 1:49.16 |
| 3 | 9 | Mia RICHARDS | 12 | Bassetlaw SS | 1:48.94 |
| 4 | 10 | Poppy GOODACRE | 11 | Bassetlaw SS | 1:45.28 |
| 5 | 11 | Autumn DAVIS | 12 | Bo Barnsley | 1:44.10 |
| 6 | 12 | Lily O'BRIEN | 12 | Bo Barnsley | 1:43.95 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | Sophie WALKER | 13 | Newcastle St | 1:43.18 |
| 2 | 14 | Isabelle TURNER | 11 | Newcastle St | 1:41.21 |
| 3 | 15 | Holly SEVERN | 12 | Bo Barnsley | 1:39.13 |
| 4 | 16 | Aimee ALY-WESTON | 12 | Bassetlaw SS | 1:38.93 |
| 5 | 17 | Lucy WIGHTMAN | 15 | Bo Barnsley | 1:36.53 |
| 6 | 18 | Abigail BETTS | 12 | Bassetlaw SS | 1:34.58 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 20 | Holly KEILY | 12 | Newcastle St | 1:30.98 |
| 2 | 22 | Abigail ROWLAND | 14 | Bassetlaw SS | 1:28.54 |
| 3 | 24 | Freya PEACE | 15 | Bassetlaw SS | 1:27.14 |
| 4 | 23 | Iona WATSON | 13 | Bassetlaw SS | 1:28.42 |
| 5 | 21 | Emily WEBB | 13 | Bassetlaw SS | 1:29.08 |
| 6 | 19 | Elin WATKINS | 13 | Bassetlaw SS | 1:33.86 |