EVENT 306 Women MC 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Cat | Club | Time |
| 1 | 1 | Madison Bromham | 06 | S10 | Swansea Aq | 2:08.27 |
| 2 | 2 | Rachel Agar | 06 | S9 | Bark & Dagen | 2:03.63 |
| 3 | 3 | Genevieve Hunter | 02 | S8 | Sevenoaks | 1:59.64 |
| 4 | 4 | Ela Letton-Jones | 06 | S13 | Caernarfon | 1:57.55 |
| 5 | 5 | Imogen Dodds | 09 | S13 | Wellingboro | 1:48.84 |
| 6 | 6 | Abigail White | 07 | S15 | NE Dis SC | 1:45.30 |
| 7 | 7 | Amber Haycock | 07 | S10 | Rushden | 1:44.10 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Cat | Club | Time |
| 0 | 9 | Ella Williams | 07 | S13 | Swindon Dolp | 1:39.78 |
| 1 | 11 | Meghan Willis | 07 | S9 | Torfaen D | 1:33.38 |
| 2 | 13 | Natalia Chociaj | 03 | S13 | Aberdeen Dol | 1:21.60 |
| 3 | 15 | Aliya Bacakoglu | 04 | S9 | Bo Kirklees | 1:18.35 |
| 4 | 17 | Poppy Maskill | 05 | S14 | Alsager | 1:13.31 |
| 5 | 16 | Georgia Sheffield | 05 | S14 | Co Salford | 1:14.05 |
| 6 | 14 | Rebecca Lewis | 03 | S10 | RCT Squad | 1:18.68 |
| 7 | 12 | P Mousley-Hastings | 03 | S14 | West Suffolk | 1:28.35 |
| 8 | 8 | Eliza Humphrey | 05 | S11 | Northampton | 1:40.53 |
| 9 | 10 | Evie Lambert | 07 | S9 | Bo Kirklees | 1:38.12 |