EVENT 305 Womens MC 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 3 | 7 | Grace Harvey | 98 | S7 | Hoddesdon | 48.70 |
| 4 | 11 | Elizabeth Johnson | 85 | S6 | Co Manch Aq | 44.49 |
| 5 | 9 | E Martin-De-La-Torre | 98 | S6 | teamipswich | 45.86 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 1 | Suzanne Warren | 79 | S5 | Colchester P | 1:02.27 |
| 1 | 3 | Maisie Summers Newton | 02 | S6 | Wellingboro | 57.36 |
| 2 | 5 | Thelma Bjornsdottir | 96 | S6 | Iceland | 50.74 |
| 3 | 8 | Megan Short | 98 | S7 | Satellite | 47.43 |
| 4 | 12 | Susannah Rodgers | 83 | S7 | Otter | 36.70 |
| 5 | 10 | Denise Grahl | 93 | S7 | Germany | 44.68 |
| 6 | 6 | Cortney Jordan | 91 | S7 | USA | 49.10 |
| 7 | 4 | Eleanor Robinson | 01 | S6 | Northampton | 52.44 |
| 8 | 2 | Megan Atkinson | 00 | S6 | Peterlee | 58.00 |