EVENT 106 Female 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Lily HOGAN | 9 | Co Leeds | 4:06.64 |
| 1 | 3 | Cherie GRIFFITHS | 13 | Wetherby | 3:45.80 |
| 2 | 5 | Isabella HUTCHISON | 10 | Co Leeds | 3:36.71 |
| 3 | 7 | Isabel REDBURN | 13 | Co Manch Aq | 3:30.30 |
| 4 | 9 | Ella HARRISON | 12 | Co Leeds | 3:20.00 |
| 5 | 8 | Sophia WEEKS | 12 | Co Leeds | 3:24.10 |
| 6 | 6 | Alba VAZZANA | 12 | Warrington W | 3:32.60 |
| 7 | 4 | Martha NEWMAN | 10 | Co Leeds | 3:39.80 |
| 8 | 2 | Hannah CROFTON | 10 | Co Leeds | 4:00.00 |
| 9 | 30 | Florence SIMCOCK | 15 | Warrington W | 2:42.72 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 11 | Amelia TINSLEY | 13 | Warrington W | 3:16.90 |
| 1 | 13 | Isabella BIRTLES ORMON | 12 | Co Manch Aq | 3:14.70 |
| 2 | 15 | Livia STACEY | 13 | Co Leeds | 3:06.58 |
| 3 | 17 | Jessica GRAY-THOMAS | 11 | Conwy | 3:05.00 |
| 4 | 19 | Evie-Rose TOPPING | 14 | Co Leeds | 3:00.56 |
| 5 | 18 | Madeleine FLAHERTY | 11 | Co Leeds | 3:02.70 |
| 6 | 16 | Emily MASKEW | 13 | Co Manch Aq | 3:05.50 |
| 7 | 14 | Amelia MATSON | 13 | Co Leeds | 3:10.79 |
| 8 | 12 | Daisy GLOVER | 14 | Co Leeds | 3:15.40 |
| 9 | 10 | Eilidh CRAIG | 13 | N Ayrshire | 3:17.20 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 21 | Emilia GRAVILLE | 11 | Co Leeds | 3:00.00 |
| 1 | 23 | Pippa BROTHERTON | 11 | South Tyne | 2:56.51 |
| 2 | 25 | Ella JORDAN | 14 | Co Leeds | 2:53.16 |
| 3 | 27 | Evie THORPE | 13 | Co Leeds | 2:48.45 |
| 4 | 29 | Chloe JOBSON | 12 | South Tyne | 2:44.06 |
| 5 | 28 | Evie COOK | 12 | Co Leeds | 2:46.16 |
| 6 | 26 | Penelope DALLIMORE | 14 | Co Leeds | 2:49.70 |
| 7 | 24 | Esyllt ACH RHYS | 14 | Caernarfon | 2:54.60 |
| 8 | 22 | Zoe FEATHER | 12 | Co Leeds | 2:57.21 |
| 9 | 20 | Jessica COLLEY | 12 | Co Leeds | 3:00.00 |