EVENT 305 Girls Open 200m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 2 | Lois GILL | 10 | Chesterfield | 4:14.70 |
| 4 | 4 | Isobel JOHNSON | 10 | Co Sheffield | 4:06.00 |
| 5 | 3 | Erin HEALY | 10 | Co Leeds | 4:10.90 |
| 6 | 1 | Ellie DIBB | 12 | Co Leeds | 4:16.98 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 6 | Neave REES | 11 | Co Birm'ham | 4:00.70 |
| 1 | 8 | Thaila SMITH | 10 | Co Sheffield | 3:59.70 |
| 2 | 10 | Morgan TALBOT | 10 | Co Leeds | 3:59.32 |
| 3 | 12 | Frances MITCHELL | 11 | Chesterfield | 3:48.60 |
| 4 | 14 | Evie HARRIS | 10 | Co Leeds | 3:48.00 |
| 5 | 13 | Samantha KNOWLES | 9 | Co Leeds | 3:48.00 |
| 6 | 11 | Charlotte SHAW | 10 | Co Leeds | 3:54.20 |
| 7 | 9 | Sophie SMITH | 10 | Co Leeds | 3:59.40 |
| 8 | 7 | Alice UNDERWOOD | 10 | Co Leeds | 4:00.00 |
| 9 | 5 | Emma WOOD | 10 | Co Leeds | 4:03.90 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 16 | Sophia HIDAYAT | 9 | Co Leeds | 3:46.80 |
| 1 | 18 | Amelia CALLAGHAN | 10 | Co Leeds | 3:45.70 |
| 2 | 20 | Isabel SYKES | 10 | Co Leeds | 3:41.40 |
| 3 | 22 | Ava RANSOME | 9 | Co Leeds | 3:39.30 |
| 4 | 24 | Lauren LILLEY | 10 | Co Leeds | 3:38.00 |
| 5 | 23 | Chloe MALONEY | 9 | Co Leeds | 3:38.70 |
| 6 | 21 | Ella FENWICK | 11 | Chesterfield | 3:40.70 |
| 7 | 19 | Daisy TOMLINSON | 12 | Halifax | 3:44.30 |
| 8 | 17 | Hannah SMITH | 10 | Co Leeds | 3:46.40 |
| 9 | 15 | Mae JOHNSTONE | 11 | Co Leeds | 3:47.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 26 | Amber FINLAY | 10 | Co Sheffield | 3:37.54 |
| 1 | 28 | Katrina TUTOVEANU | 10 | Co Sheffield | 3:35.00 |
| 2 | 30 | Darcey CROSSLEY | 9 | Co Leeds | 3:33.60 |
| 3 | 32 | Eleanor COULTER | 11 | Nuneaton | 3:29.70 |
| 4 | 34 | Rugile ABRACINSKAITE | 11 | Flint | 3:28.90 |
| 5 | 33 | Charlotte GLEDHILL | 11 | Nuneaton | 3:29.20 |
| 6 | 31 | Maeve CARROLL | 10 | Co Leeds | 3:31.90 |
| 7 | 29 | Eve LAWSON | 11 | Co Leeds | 3:34.30 |
| 8 | 27 | Lucia DUNHILL | 9 | Co Leeds | 3:35.40 |
| 9 | 25 | Frances JACQUES | 12 | Wetherby | 3:37.83 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 36 | Caitlin SYKES | 12 | King'f Scar | 3:24.66 |
| 1 | 38 | Millie WILLIAMS | 10 | Co Leeds | 3:22.18 |
| 2 | 40 | Abigail HARVEY | 11 | Co Leeds | 3:20.40 |
| 3 | 42 | Grace MILNER | 10 | Co Leeds | 3:19.10 |
| 4 | 44 | Alex HUXLEY | 12 | Co Leeds | 3:18.90 |
| 5 | 43 | Megan BURNELL | 12 | Co Leeds | 3:19.00 |
| 6 | 41 | Phoebe COOPER | 10 | Co Sheffield | 3:19.20 |
| 7 | 39 | Millie MAYGER | 12 | Thirsk WH | 3:21.20 |
| 8 | 37 | Isobel VASEY | 11 | King'f Scar | 3:24.00 |
| 9 | 35 | Poppy COUZENS | 11 | Co Birm'ham | 3:25.50 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 46 | Isobel ADAMS | 13 | Co Leeds | 3:16.40 |
| 1 | 48 | Carys HIGGINS | 11 | Co Birm'ham | 3:14.73 |
| 2 | 50 | Jess WIDDOWSON | 12 | Co Leeds | 3:14.07 |
| 3 | 52 | Abigail DAVIS | 12 | Co Birm'ham | 3:08.30 |
| 4 | 54 | Evie GLOSSOP | 12 | Co Sheffield | 3:07.21 |
| 5 | 53 | Philippa BROMLEY | 11 | Co Leeds | 3:07.70 |
| 6 | 51 | Anna ASHCROFT | 11 | Co Leeds | 3:09.40 |
| 7 | 49 | Freya WINGFIELD-DOBBS | 12 | Co Leicester | 3:14.50 |
| 8 | 47 | Aliya MSAOUBI | 13 | Co Sheffield | 3:15.21 |
| 9 | 45 | Monica NAVARRO | 12 | Co Sheffield | 3:18.40 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 56 | Amelia BASSNETT | 15 | Nuneaton | 3:05.30 |
| 1 | 58 | Megan NICKLIN | 12 | Co Birm'ham | 2:55.30 |
| 2 | 60 | Emily NICHOLLS | 15 | Chesterfield | 2:51.79 |
| 3 | 62 | Emily HIRST | 16 | Bo Kirklees | 2:47.30 |
| 4 | 64 | Alexandra STRINGER | 17 | Bo Kirklees | 2:45.10 |
| 5 | 63 | Chloe HIRST | 15 | Bo Kirklees | 2:45.40 |
| 6 | 61 | Amber DOWNHAM | 13 | Chesterfield | 2:49.40 |
| 7 | 59 | Emily-Grace WILLIAMS | 14 | Flint | 2:53.58 |
| 8 | 57 | Ellie BRADSHAW | 14 | Chesterfield | 3:01.30 |
| 9 | 55 | Elyn-Grace CARREON | 12 | Co Birm'ham | 3:06.00 |