EVENT 210 Women Open 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 2 | 4 | Louise FIDDES | 20 | SB14 | Hatfield | 1:12.66 |
| 3 | 8 | Katie MATTS | 23 | | Co Manch Aq | 1:08.43 |
| 4 | 12 | Kayla VAN DER MERWE | 19 | | Winchester | 1:07.06 |
| 5 | 10 | Sarah VASEY | 25 | | Co Derby | 1:07.41 |
| 6 | 6 | Katie ROBERTSON | 20 | | Edinburgh Un | 1:09.24 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 2 | Eleanor SIMMONDS | 27 | SB6 | Camden Swiss | 1:38.22 |
| 2 | 5 | Lily BOOKER | 20 | | Millfield | 1:09.91 |
| 3 | 9 | Imogen CLARK | 22 | | Winchester | 1:07.83 |
| 4 | 13 | Molly RENSHAW | 25 | | Ripley | 1:06.73 |
| 5 | 11 | Jocelyn ULYETT | 26 | | Loughboro Un | 1:07.35 |
| 6 | 7 | Kara HANLON | 24 | | Edinburgh Un | 1:08.63 |
| 7 | 3 | Maisie SUMMERS-NEWTON | 19 | SB6 | Northampton | 1:33.46 |
| 8 | 1 | Grace HARVEY | 23 | SB6 | Hoddesdon | 1:50.96 |