EVENT 24 Girl Open 200m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Ava MACKFALL | 11 | Lincoln Vulc | 4:46.21 |
| 4 | 2 | Eleanor TWINLEY | 11 | Deepings | 4:32.20 |
| 5 | 3 | Clea TREHARNE | 10 | Deepings | 4:30.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 4 | Sophie GILL | 10 | Grantham | 4:24.01 |
| 3 | 5 | Annabel SHEPHERD | 9 | Deepings | 4:19.54 |
| 4 | 6 | Lucy JENKINSON | 10 | Deepings | 4:02.69 |
| 5 | 7 | Florence HENDERSON | 9 | Lincoln Vulc | 4:00.00 |
| 6 | 8 | Lily-May CRANE | 11 | Grantham | 3:45.00 |
| 7 | 9 | Alice MCMASTER | 10 | Lincoln Vulc | 3:43.03 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Indra DEAVES | 11 | Grantham | 3:41.04 |
| 2 | 11 | Amy TAYLOR | 10 | Grantham | 3:37.36 |
| 3 | 12 | Ava RHODES | 13 | Louth | 3:33.50 |
| 4 | 13 | Kirsten RICHARDSON | 12 | Louth | 3:31.74 |
| 5 | 14 | Charlotte JENKINSON | 11 | Deepings | 3:31.40 |
| 6 | 15 | Iris FRENCH | 11 | Lincoln Vulc | 3:28.91 |
| 7 | 16 | Orlaith STANLEY | 13 | Grantham | 3:25.99 |
| 8 | 17 | Jessica WHITFIELD | 12 | Grantham | 3:25.69 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Isla SKEDGE | 11 | Lincoln Vulc | 3:22.04 |
| 2 | 20 | Emma AFFLECK | 10 | Deepings | 3:20.00 |
| 3 | 21 | Lucy WILLATTS | 10 | Grantham | 3:16.80 |
| 4 | 22 | Lexie SHEWAN | 11 | Grantham | 3:15.90 |
| 5 | 23 | Hannah TAYLOR | 11 | Louth | 3:15.10 |
| 6 | 24 | Emiliyana KOKINOVA | 12 | Louth | 3:13.80 |
| 7 | 25 | Isobel VAUSE | 13 | Deepings | 3:03.06 |
| 8 | 26 | Charlotte GILL | 13 | Grantham | 3:02.91 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 27 | Lucy BEARDSMORE | 11 | Grantham | 3:02.10 |
| 2 | 29 | Ella BLACKBOURN | 13 | Lincoln Vulc | 2:58.85 |
| 3 | 30 | Amelia HATHWAY | 13 | Grantham | 2:56.04 |
| 4 | 31 | Lucy TAYLOR | 13 | Deepings | 2:55.00 |
| 5 | 32 | Marcelina DEBICKA | 14 | Grantham | 2:53.88 |
| 6 | 33 | Isla CASSIDY | 14 | Louth | 2:53.70 |
| 7 | 34 | Emily TALKES | 10 | Lincoln Vulc | 2:52.40 |
| 8 | 35 | Mieke MCDONALD | 12 | Deepings | 2:51.20 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 36 | Elysia SMITH | 12 | Louth | 2:47.90 |
| 2 | 37 | Maisie MATTHEWS | 11 | Louth | 2:46.49 |
| 3 | 38 | Megan LAMB | 12 | Lincoln Vulc | 2:46.10 |
| 4 | 39 | Skye HOLMES | 12 | Louth | 2:41.03 |
| 5 | 40 | Evie ROSCOE | 15 | Louth | 2:40.40 |
| 6 | 41 | Sophie WARD | 12 | Grantham | 2:39.01 |
| 7 | 43 | K GREENWOOD-COVELL | 14 | Deepings | 2:38.43 |
| 8 | 44 | Freya JOHNSTON | 14 | Lincoln Vulc | 2:37.63 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 45 | Cora FARLEY | 13 | Grantham | 2:37.25 |
| 2 | 46 | Rianna ABBOTT | 14 | Grantham | 2:36.82 |
| 3 | 47 | Eliza BARTON | 17 | Louth | 2:34.80 |
| 4 | 48 | Sophie COOKSEY | 12 | Louth | 2:34.70 |
| 5 | 49 | Elodie HILES | 13 | Louth | 2:33.00 |
| 6 | 50 | Isabella MIDDLETON | 13 | Louth | 2:32.80 |
| 7 | 51 | Madison LAMB | 15 | Lincoln Vulc | 2:32.32 |
| 8 | 52 | Grace TWILTON | 14 | Lincoln Vulc | 2:31.43 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 53 | Niamh MUDDIMER | 14 | Loughborough | 2:29.28 |
| 2 | 54 | Florrie HENSMAN | 12 | Louth | 2:29.16 |
| 3 | 55 | Evelyn JACKSON | 13 | Lincoln Vulc | 2:28.21 |
| 4 | 56 | Imogen JENKINS | 14 | Louth | 2:27.10 |
| 5 | 57 | Elena ALDENHOFF-KELLY | 13 | Grantham | 2:26.80 |
| 6 | 58 | Matilda HERRIES | 14 | Loughborough | 2:24.54 |
| 7 | 59 | Ruby WARING | 16 | Louth | 2:23.64 |
| 8 | 60 | Evie LILLEY | 12 | Lincoln Vulc | 2:23.00 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 62 | Zara DIXON | 14 | Lincoln Vulc | 2:20.40 |
| 2 | 64 | Katie ATTER | 17 | Lincoln Vulc | 2:20.08 |
| 3 | 66 | Francesca HALLAM-STOTT | 15 | Grantham | 2:15.60 |
| 4 | 68 | Charlotte WRIGHT | 16 | Louth | 2:11.40 |
| 5 | 67 | Chloe HOPKINSON | 17 | Grantham | 2:12.83 |
| 6 | 65 | Laura JEANES | 17 | Louth | 2:18.32 |
| 7 | 63 | Olivia ANSTEY | 13 | Louth | 2:20.34 |
| 8 | 61 | Francesca PALFREY | 15 | Loughborough | 2:22.02 |