EVENT 204 Female 50m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Lucy HODGKINS | 10 | York City | 1:20.00 |
| 3 | 3 | Alice BLACK | 9 | York City | 1:00.00 |
| 4 | 2 | Elizabeth ALLEN | 8 | York City | 1:03.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Emma ROONEY | 10 | York City | 59.02 |
| 2 | 6 | Amy BUCHANAN | 10 | York City | 57.00 |
| 3 | 8 | Georgia VONBERG | 10 | York City | 56.69 |
| 4 | 7 | Hannah PRINCE | 9 | York City | 56.99 |
| 5 | 5 | Elizabeth BROWN | 9 | York City | 59.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Sofia GONZALEZ | 10 | York City | 53.00 |
| 2 | 12 | Beatrix HADDLETON | 10 | York City | 50.00 |
| 3 | 14 | Sophie PHILLIPS | 9 | York City | 48.97 |
| 4 | 13 | Sophie GALLAGHER | 10 | York City | 49.74 |
| 5 | 11 | Sofia BROOK | 11 | York City | 51.85 |
| 6 | 9 | Jemima HOLDEN | 9 | York City | 54.49 |