EVENT 204 Girl Open 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Livia STACEY | 11 | Co Leeds | 4:10.50 |
| 1 | 3 | Freya ELLIS | 10 | Co Leeds | 3:42.67 |
| 2 | 6 | Amit MALTZ | 12 | Co Leeds | 3:25.21 |
| 3 | 8 | Sally KNIGHT | 13 | Satellite | 2:57.20 |
| 4 | 10 | Florence DIXON | 11 | Co Leeds | 2:51.70 |
| 5 | 9 | Daniella SIMPSON | 15 | Satellite | 2:56.29 |
| 6 | 7 | Robyn HOWARD | 12 | Co Leeds | 3:08.18 |
| 7 | 4 | Ursula CARROLL | 10 | Stocksbridge | 3:35.50 |
| 8 | 2 | Amelia MATSON | 10 | Co Leeds | 3:44.24 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 12 | Emily MARRISON | 12 | Co Leeds | 2:50.00 |
| 1 | 14 | Caitlyn SMITH | 13 | Co Leeds | 2:49.63 |
| 2 | 16 | Alice CUMBERLIDGE | 13 | Satellite | 2:43.90 |
| 3 | 18 | Ruby ELLIS | 14 | Co Leeds | 2:39.71 |
| 4 | 20 | Sophie MURRAY | 16 | Harrogate | 2:29.88 |
| 5 | 19 | Grace EDWARDS | 14 | Satellite | 2:32.60 |
| 6 | 17 | Mei YUASA | 12 | Co Leeds | 2:42.79 |
| 7 | 15 | Aira WILKINSON | 13 | Co Leeds | 2:45.00 |
| 8 | 13 | Purdy ROBERTS | 14 | Bo Barnsley | 2:49.90 |
| 9 | 11 | Elisha RHODES | 15 | Middlesboro | 2:50.83 |