EVENT 404 Women Open 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 3 | 2 | Fallon Cooney | 20 | S10 | Co Manch Aq | 1:29.93 |
| 4 | 4 | Georgia Sheffield | 17 | S14 | Bolton Metro | 1:07.48 |
| 5 | 3 | Brooklyn Hale | 12 | S9 | Cockermouth | 1:22.82 |
| 6 | 1 | Samantha Lewis | 30 | S8 | Satellite | 1:56.99 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 8 | Eloise Ashman | 15 | | Stockport Mo | 1:06.79 |
| 2 | 14 | Leila Morris | 15 | | Wigan BEST | 1:08.62 |
| 3 | 22 | Katie Lee | 14 | | Co Salford | 1:05.87 |
| 4 | 29 | Sophie Weston | 16 | | Warrington W | 1:03.31 |
| 5 | 25 | Chloe Ridge | 15 | | Wigan BEST | 1:06.45 |
| 6 | 17 | Olivia Edgar | 13 | | Chorley Marl | 1:09.19 |
| 7 | 11 | Peta Chilton | 16 | | Blackpool Aq | 1:09.30 |
| 8 | 5 | Olivia O'Mahony | 14 | | Cockermouth | 1:11.70 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 9 | Iris Hurst | 12 | | Warrington W | 1:08.75 |
| 2 | 15 | Anna Healey | 16 | | Wigan BEST | 1:06.54 |
| 3 | 23 | Lucy Turner | 17 | | Burnley BOBC | 1:06.72 |
| 4 | 30 | Mollie Garratt | 18 | | Co Manch Aq | 1:02.49 |
| 5 | 26 | Amber Rigg | 14 | | Cockermouth | 1:06.38 |
| 6 | 18 | Jamie-Leigh Tyson | 16 | | Co Liverpool | 1:06.78 |
| 7 | 12 | Lily O'Neill | 14 | | Trafford Met | 1:08.90 |
| 8 | 6 | Holly Kalns | 16 | | Ramsbottom | 1:11.44 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 10 | Danielle Brady | 16 | | Leyland Barr | 1:09.57 |
| 2 | 16 | Francesca Cullen | 17 | | Bolton Metro | 1:07.78 |
| 3 | 24 | Ella Williams | 18 | | Preston | 1:07.43 |
| 4 | 31 | Sophie Shaw | 20 | | Co Manch Aq | 1:02.49 |
| 5 | 28 | Isobel Liptrot | 14 | | Wigan BEST | 1:03.97 |
| 6 | 19 | Ella Falkingham | 17 | | Southport | 1:07.56 |
| 7 | 13 | Francesca Brady | 16 | | Wigan BEST | 1:08.99 |
| 8 | 7 | Hannah Lee | 14 | | Wigan BEST | 1:10.03 |