EVENT 404 Girls 11/13 Yrs 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 2 | Amelie McCann | 12 | Co Leicester | 1:30.33 |
| 2 | 4 | Julia Rucinska | 12 | Co Derby | 1:29.90 |
| 3 | 6 | Amaia Steele | 11 | Nova Cent'n | 1:29.80 |
| 4 | 8 | Lucy Parker | 12 | Skegness | 1:29.00 |
| 5 | 7 | Katie Spooner | 12 | Co Derby | 1:29.02 |
| 6 | 5 | Kate Parker | 12 | Melton M'bry | 1:29.84 |
| 7 | 3 | Talia-Jay Warren | 12 | Northampton | 1:30.16 |
| 8 | 1 | Phoebe Payne | 12 | Louth | 1:30.52 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | Leah Hannaford | 12 | Radford | 1:28.67 |
| 2 | 12 | Eloise Garner | 12 | Leic Sharks | 1:28.39 |
| 3 | 14 | Betty Cresswell | 12 | DerbyPhoenix | 1:27.67 |
| 4 | 16 | Kate Morris | 12 | Nova Cent'n | 1:26.60 |
| 5 | 15 | Hayley Cliffe | 12 | Co Leicester | 1:26.90 |
| 6 | 13 | Poppy Hogg | 12 | Northampton | 1:28.34 |
| 7 | 11 | Jessica Owen | 12 | Co Leicester | 1:28.60 |
| 8 | 9 | Tegan Harrison | 12 | Boston | 1:28.88 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 20 | Francesca Berry | 13 | Nova Cent'n | 1:25.10 |
| 2 | 26 | Lottie Shaw | 13 | Northampton | 1:23.20 |
| 3 | 32 | Constance Vanes | 13 | Co Derby | 1:19.84 |
| 4 | 38 | Mya Watt | 13 | Derventio | 1:18.40 |
| 5 | 35 | Sophie Baker | 13 | Chesterfield | 1:19.40 |
| 6 | 29 | Katie Scott | 13 | Boston | 1:20.87 |
| 7 | 23 | Rebecca Hadley | 13 | Co Leicester | 1:24.46 |
| 8 | 17 | Laura Luthi | 12 | Co Leicester | 1:26.53 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 21 | Isabella Hobson-Corbet | 12 | Retford | 1:24.60 |
| 2 | 27 | Cailin Hancock | 13 | Hinckley | 1:22.04 |
| 3 | 33 | Georgia Clarke | 13 | Leic Sharks | 1:19.81 |
| 4 | 39 | Freya Colbert | 13 | Grantham | 1:17.95 |
| 5 | 36 | Liberty Bateman-Arkins | 13 | Co Derby | 1:19.31 |
| 6 | 30 | Daisy Robson-Jones | 13 | Co Leicester | 1:20.48 |
| 7 | 24 | Olivia Barrett | 12 | Nova Cent'n | 1:23.90 |
| 8 | 18 | Leah Burgin-Rawson | 12 | Derventio | 1:25.88 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 22 | Eloise Raine | 13 | Braunstone | 1:24.55 |
| 2 | 28 | Gracie Dawes | 13 | Derventio | 1:21.64 |
| 3 | 34 | Ellethea Hawley | 13 | Nova Cent'n | 1:19.50 |
| 4 | 40 | Merewyn Jones | 13 | Nova Cent'n | 1:17.70 |
| 5 | 37 | Tia Keightley | 13 | Co Leicester | 1:18.70 |
| 6 | 31 | Harmony Torrington | 13 | Derventio | 1:19.90 |
| 7 | 25 | Sophie Ballard | 13 | Lincoln Vulc | 1:23.81 |
| 8 | 19 | Keira Dobbs | 12 | Nova Cent'n | 1:25.48 |