EVENT 202 Womens Open 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 3 | 1 | Ellie CHALLIS | 15 | S3 | Clacton SC | 1:06.09 |
| 4 | 3 | Iona TRAINER | 16 | | Co Peterboro | 32.50 |
| 5 | 2 | Autumn HANDSCOMBE | 16 | | Linslade | 32.50 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 4 | Molly REDGRAVE | 15 | | Colchester | 32.45 |
| 2 | 6 | Brooke JENKINS | 15 | | Basildon Ph | 32.43 |
| 3 | 8 | Nellie EASTLAND | 17 | | Bishop Stort | 32.42 |
| 4 | 10 | Molly PEACOCK | 17 | | West Suffolk | 32.37 |
| 5 | 9 | Larissa DEAN | 17 | | Harpenden | 32.37 |
| 6 | 7 | Molly MONK | 15 | | Dereham | 32.42 |
| 7 | 5 | Gemma NOTTAGE | 14 | | Watford SC | 32.45 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 12 | Maddie LEES | 15 | | DunmowAtlant | 32.32 |
| 2 | 14 | Katie ANDREWS | 15 | | Norwich Swan | 32.30 |
| 3 | 16 | Morgan ALLAN | 16 | | Modernian | 32.30 |
| 4 | 18 | Francesca LOW | 14 | | Chelmsford | 32.30 |
| 5 | 17 | Jemima WAYMAN | 16 | | Deben | 32.30 |
| 6 | 15 | Georgina KNATCHBULL | 15 | | C Beds SS | 32.30 |
| 7 | 13 | Olivia ALDRED | 15 | | Lstoft & OB | 32.30 |
| 8 | 11 | Millie DUDLEY | 15 | | Dunstable | 32.32 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 20 | Ciara GILL-RYAN | 17 | | Newmarket | 32.23 |
| 2 | 22 | Lucy HUDSON | 15 | | West Suffolk | 32.16 |
| 3 | 24 | Lily-Ella MAYALL | 12 | | Lstoft & OB | 32.10 |
| 4 | 26 | Ella TURNER | 14 | | Basildon Ph | 32.10 |
| 5 | 25 | Celeste ANDREW | 18 | | Harlow Pen | 32.10 |
| 6 | 23 | Hannah ZYSS | 14 | | Basildon Ph | 32.10 |
| 7 | 21 | Kiera BLUNDEN | 14 | | Chelmsford | 32.20 |
| 8 | 19 | Abigail HEWSON | 15 | | Berkhamsted | 32.28 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 28 | Salma TERKEMANI | 13 | | Modernian | 32.00 |
| 2 | 30 | Elizabeth STANDEN | 13 | | Co St Albans | 31.84 |
| 3 | 32 | Jessica WOODWARD | 16 | | Hatfield | 31.81 |
| 4 | 34 | Jessica KEFFORD | 15 | | Dunstable | 31.80 |
| 5 | 33 | Charlotte HARRIS | 16 | | Maldon Shark | 31.80 |
| 6 | 31 | Agnes BURNS | 18 | | Harpenden | 31.84 |
| 7 | 29 | Maisie PARKIN | 17 | | Verulam | 31.91 |
| 8 | 27 | Rebecca STROUD | 17 | | Brentwood | 32.05 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 36 | Lael GROVES | 17 | | Co Cambridge | 31.79 |
| 2 | 38 | Cerys WILLIAMS | 15 | | West Suffolk | 31.74 |
| 3 | 40 | Radost MILKOVA | 16 | | Thurrock | 31.70 |
| 4 | 42 | Matilda BOGLE | 13 | | teamipswich | 31.70 |
| 5 | 41 | Rebecca WEST | 17 | | Thurrock | 31.70 |
| 6 | 39 | Matilda TURNER | 16 | | Bor of Brox | 31.74 |
| 7 | 37 | Daisy MOXHAM | 14 | | Co Cambridge | 31.76 |
| 8 | 35 | Clara WATSON-FLOWERS | 13 | | St Felix Sch | 31.80 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 44 | Lauren SHARP | 16 | | Chelmsford | 31.63 |
| 2 | 46 | Kaia PHILLIPS | 13 | | Bishop Stort | 31.57 |
| 3 | 48 | Jessica KEOGH | 15 | | Hatfield | 31.48 |
| 4 | 50 | Mia MASPERS | 17 | | teamipswich | 31.31 |
| 5 | 49 | Rebecca SMITH | 16 | | Norwich Swan | 31.33 |
| 6 | 47 | Erin YEOMANSON | 16 | | teamipswich | 31.57 |
| 7 | 45 | Eleanor LLEWELLYN | 19 | | West Suffolk | 31.59 |
| 8 | 43 | Isabella YEABSLEY | 13 | | Hatfield | 31.70 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 54 | Sacha THOMAS | 16 | | Co Norwich | 31.20 |
| 2 | 60 | Lauren STOTT | 17 | | Hatfield | 30.79 |
| 3 | 66 | Bronte O'DEA | 16 | | Runnymede | 30.25 |
| 4 | 72 | Georgina PRYOR | 21 | | Harlow Pen | 29.13 |
| 5 | 69 | Megan PYE | 17 | | Co Norwich | 29.40 |
| 6 | 63 | Gracie KAY | 16 | | Co Cambridge | 30.49 |
| 7 | 57 | Lara-Grace MOUNT | 17 | | West Norfolk | 31.03 |
| 8 | 51 | Martine TRAN | 18 | | Thurrock | 31.28 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 55 | Isabel WAINWRIGHT | 16 | | Modernian | 31.20 |
| 2 | 61 | Molly OLLINGTON | 21 | | Co Cambridge | 30.63 |
| 3 | 67 | Asma PARKER | 16 | | Colchester | 29.99 |
| 4 | 73 | Eve WRIGHT | 16 | | Co Peterboro | 28.80 |
| 5 | 70 | Emma CRUICKSHANKS | 16 | | teamipswich | 29.38 |
| 6 | 64 | Grace WALLER | 15 | | Basildon Ph | 30.40 |
| 7 | 58 | Emily COOPER | 14 | | Basildon Ph | 30.80 |
| 8 | 52 | Emily LUSH | 17 | | Potters Bar | 31.28 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 56 | Leah WIGHTMAN | 14 | | West Norfolk | 31.03 |
| 2 | 62 | Harriet CLEMENTS | 15 | | Watford SC | 30.60 |
| 3 | 68 | Georgia PEASE | 17 | | Basildon Ph | 29.78 |
| 4 | 74 | Lija RADZIUNAITE | 17 | | teamipswich | 28.62 |
| 5 | 71 | Mia CARTER | 17 | | Bishop Stort | 29.38 |
| 6 | 65 | Lily MERRETT | 16 | | Co St Albans | 30.26 |
| 7 | 59 | Niamh JAMES | 18 | | Bishop Stort | 30.80 |
| 8 | 53 | Sophie LANDER | 14 | | Deben | 31.23 |