EVENT 404 Womens Open 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 1 | Ellie Spokes | 15 | SB6 | Nova Cent'n | 2:26.81 |
| 2 | 3 | Eliza Humphrey | 13 | SB11 | Northampton | 1:54.81 |
| 3 | 5 | Maisie Summers-Newton | 16 | SB6 | Northampton | 1:33.63 |
| 4 | 7 | Eleanor Bainbridge | 15 | | Royal Wolv | 1:17.93 |
| 5 | 6 | Erin Hull | 13 | | Royal Wolv | 1:18.00 |
| 6 | 4 | Scarlett Humphrey | 13 | SB11 | Northampton | 1:41.95 |
| 7 | 2 | Rebecca Franks | 21 | SB8 | Newark | 2:01.67 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 9 | Alisha Tyers | 18 | | Grantham | 1:17.49 |
| 2 | 11 | Megan Hanson | 16 | | Long Eaton | 1:17.20 |
| 3 | 13 | Elle Humphries | 16 | | Northgate | 1:16.93 |
| 4 | 15 | Morgan Upton | 17 | | Chase | 1:16.87 |
| 5 | 14 | Penny Hurst | 15 | | Lichfield | 1:16.89 |
| 6 | 12 | Katie Hawkins | 16 | | Royal Wolv | 1:16.96 |
| 7 | 10 | Hanna Dixon | 15 | | Co Coventry | 1:17.40 |
| 8 | 8 | Lauren Annis | 14 | | Worcester | 1:17.80 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 17 | Alex Jamieson | 16 | | Leamington | 1:16.73 |
| 2 | 19 | Macy Norton | 14 | | Co Leicester | 1:16.60 |
| 3 | 21 | Mya Watt | 14 | | Derventio | 1:16.27 |
| 4 | 23 | Clarice Ellingworth | 16 | | Melton M'bry | 1:16.00 |
| 5 | 22 | Erin Jones | 15 | | Co Coventry | 1:16.13 |
| 6 | 20 | Jessie-Leigh Jenns | 13 | | Warley Wasps | 1:16.30 |
| 7 | 18 | Ellen Barrett | 17 | | Leamington | 1:16.60 |
| 8 | 16 | Freya Cole | 17 | | Rushden | 1:16.80 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 27 | Madeleine Barnes | 16 | | Grantham | 1:15.42 |
| 2 | 33 | Olivia Jay | 16 | | Halesowen | 1:14.30 |
| 3 | 39 | Bethan Thomas | 17 | | Derventio | 1:12.99 |
| 4 | 45 | Tabitha Monkhouse | 23 | | Worcester | 1:10.06 |
| 5 | 42 | Carys O'Reilly | 15 | | Co Leicester | 1:12.00 |
| 6 | 36 | Constance Vanes | 14 | | Co Derby | 1:13.90 |
| 7 | 30 | Daisy Robson-Jones | 14 | | Co Leicester | 1:15.00 |
| 8 | 24 | Mia Larke | 17 | | Loughborough | 1:15.91 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 28 | Isabelle Callaghan | 17 | | Strat Sharks | 1:15.30 |
| 2 | 34 | Sophie Baker | 14 | | Chesterfield | 1:14.30 |
| 3 | 40 | Maddison Nuttall | 14 | | Leamington | 1:12.57 |
| 4 | 46 | Cira Fletcher | 20 | | Nova Cent'n | 1:09.60 |
| 5 | 43 | Ailsa McDonald | 17 | | Northampton | 1:11.72 |
| 6 | 37 | Amy Mead | 16 | | Nova Cent'n | 1:13.81 |
| 7 | 31 | Emily Farr | 14 | | Redditch | 1:14.80 |
| 8 | 25 | Charlotte McClure | 15 | | Co Coventry | 1:15.90 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 29 | Ellie Ward | 19 | | Nova Cent'n | 1:15.08 |
| 2 | 35 | Kate Durno | 16 | | Northampton | 1:14.30 |
| 3 | 41 | Rebecca Twardochleb | 19 | | Newcastle St | 1:12.18 |
| 4 | 47 | Molly Renshaw | 22 | | Loughboro Un | 1:06.60 |
| 5 | 44 | Jessica Gillatt | 21 | | Bassetlaw SS | 1:11.40 |
| 6 | 38 | Hollie-Mae Dove | 15 | | Sutton | 1:13.40 |
| 7 | 32 | Taylor O'Rourke | 15 | | Northampton | 1:14.80 |
| 8 | 26 | Merewyn Jones | 14 | | Nova Cent'n | 1:15.60 |