EVENT 602 Open/Male 15 /Over 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 2 | Jai Dhillon | 15 | DerbyPhoenix | 1:15.30 |
| 3 | 4 | Arron Simpson | 16 | Long Eaton | 1:08.70 |
| 4 | 6 | Aaron Johnson | 17 | Repton | 1:05.90 |
| 5 | 5 | Harry Maskrey | 16 | BelperMarlin | 1:08.50 |
| 6 | 3 | James Duggan | 16 | Swadlincote | 1:09.10 |
| 7 | 1 | Noah Stevens | 15 | Rykneld | 1:17.29 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Ryan Ingram | 15 | Repton | 1:05.70 |
| 2 | 10 | James Ralph | 16 | Buxton | 1:04.39 |
| 3 | 12 | Ezra Lambert | 17 | Derby Excel | 59.20 |
| 4 | 14 | Leo Pollock | 17 | Repton | 55.20 |
| 5 | 13 | Harry Milne | 15 | Repton | 58.10 |
| 6 | 11 | Oliver Henshaw | 15 | BelperMarlin | 1:02.60 |
| 7 | 9 | Christopher Oliver | 16 | Long Eaton | 1:05.60 |
| 8 | 7 | Joshua Bestwick | 23 | DerbyPhoenix | 1:05.85 |