EVENT 18 Girl 09 Yrs/Over 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Amy Ferguson | 12 | Thirsk WH | |
| 2 | 3 | Scarlett Capaldi | 11 | Stokesley | |
| 3 | 2 | Kay Hodgson | 13 | Northall'ton | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Sarah Weeks | 16 | Northall'ton | |
| 2 | 6 | Georgina Alderson | 14 | Thirsk WH | |
| 3 | 5 | Elizabeth Neilson | 12 | Northall'ton | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Charlotte Hinde | 13 | Northall'ton | 2:02.98 |
| 2 | 10 | C Jackson-Bowers | 11 | Northall'ton | 1:55.52 |
| 3 | 9 | Beatric Rayfield | 12 | Northall'ton | 1:58.22 |
| 4 | 7 | Evie Wharton | 13 | Northall'ton | 2:04.48 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Tiana Welikela | 15 | Stokesley | 1:19.95 |
| 2 | 14 | Rebecca Wilkin | 15 | Northall'ton | 1:16.54 |
| 3 | 13 | Emily Schofield | 12 | Northall'ton | 1:16.89 |
| 4 | 11 | Amelia Potter | 13 | Stokesley | 1:20.99 |