EVENT 208 Female 100m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Francesca Barber | 16 | Co Norwich | 1:10.89 |
| 4 | 3 | Bethany Crawley | 17 | teamipswich | 1:10.75 |
| 5 | 2 | Jasmine Scott | 14 | Co St Albans | 1:10.89 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Aimee Sanders | 13 | Dunstable | 1:10.56 |
| 3 | 7 | Kitty Lamb | 14 | Co Peterboro | 1:10.29 |
| 4 | 9 | Abigail Davis | 15 | Bedford SS | 1:10.12 |
| 5 | 8 | Amelia Murphy | 18 | Witham Dolph | 1:10.24 |
| 6 | 6 | Verity Hamilton | 15 | Norwich Swan | 1:10.29 |
| 7 | 4 | Freya Cox | 14 | Norwich Swan | 1:10.59 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Anastasja Wall | 15 | Dereham | 1:09.92 |
| 2 | 13 | Isla Stewart | 15 | Co Peterboro | 1:09.75 |
| 3 | 15 | Lexie Sandiford | 14 | Putteridge | 1:09.73 |
| 4 | 17 | Sophie Holliss | 17 | Co St Albans | 1:09.69 |
| 5 | 16 | Nina Allen | 14 | Newmarket | 1:09.71 |
| 6 | 14 | Alice Watts | 17 | Co Cambridge | 1:09.74 |
| 7 | 12 | Daisy Russell | 17 | DunmowAtlant | 1:09.84 |
| 8 | 10 | Anabelle Kett | 16 | Co Peterboro | 1:10.06 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 21 | Nicole Peddelty | 15 | teamipswich | 1:09.22 |
| 2 | 27 | Sophie Payne | 23 | Putteridge | 1:08.53 |
| 3 | 33 | Rebecca Keetley | 21 | Co Cambridge | 1:07.52 |
| 4 | 39 | Erin Barber | 15 | Norwich Swan | 1:06.36 |
| 5 | 36 | Alexandra Nurney | 15 | Hatfield | 1:07.16 |
| 6 | 30 | Sarah O'Brien | 29 | West Norfolk | 1:07.90 |
| 7 | 24 | Evie Greenhalf | 15 | Co Norwich | 1:08.84 |
| 8 | 18 | Gabriella Meyer | 16 | DunmowAtlant | 1:09.57 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 22 | Amelia Porzio | 17 | Putteridge | 1:09.17 |
| 2 | 28 | Ellen Eccleston | 18 | Co Norwich | 1:08.17 |
| 3 | 34 | Grace Robinson | 16 | Norwich Swan | 1:07.44 |
| 4 | 40 | Jessica Medlicott | 18 | Dunstable | 1:04.71 |
| 5 | 37 | Amelia Fenner | 15 | Basildon Ph | 1:06.94 |
| 6 | 31 | Yan Ting Emily Pak | 16 | Co Cambridge | 1:07.80 |
| 7 | 25 | Emily Pitcher | 17 | Norwich Swan | 1:08.63 |
| 8 | 19 | Chloe Armstrong | 18 | teamipswich | 1:09.45 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | Caitlin Hartley | 21 | Hatfield | 1:08.84 |
| 2 | 29 | Chloe Barnard | 16 | Basildon Ph | 1:07.99 |
| 3 | 35 | Shahd Mohamed | 18 | Co Peterboro | 1:07.23 |
| 4 | 41 | Grace Greenhalf | 18 | Co Norwich | 1:03.86 |
| 5 | 38 | Tia Sammut | 14 | Bedford SS | 1:06.64 |
| 6 | 32 | Amy Boreham | 19 | Watford SC | 1:07.78 |
| 7 | 26 | Jorja Atkinson | 14 | Co Cambridge | 1:08.61 |
| 8 | 20 | Chloe Simpson | 19 | Watford SC | 1:09.43 |