EVENT 11 Open/Male 09 /Over 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 2 | Oliver Law | 12 | Etwall | 4:06.09 |
| 3 | 5 | Henry Batty | 11 | Rotherham Mo | 3:40.00 |
| 4 | 7 | Alfred Birch | 12 | Stocksbridge | 3:28.40 |
| 5 | 6 | Toby Bigwood | 10 | Blackburn | 3:32.10 |
| 6 | 4 | Archie Dean | 14 | Etwall | 3:41.60 |
| 7 | 1 | Zachary Stevens | 10 | Sheffield C | 4:57.96 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 9 | Maxwell Mortimer | 12 | KingstonHull | 3:15.30 |
| 1 | 12 | Shae Beattie | 13 | KingstonHull | 3:07.00 |
| 2 | 14 | Declan Green | 13 | Rotherham Mo | 2:59.70 |
| 3 | 16 | Reuben Ragsdale-Miller | 16 | Harrogate | 2:41.70 |
| 4 | 18 | Jack Denwood | 19 | Rotherham Mo | 2:14.84 |
| 5 | 17 | Tegid Jones | 15 | Nofio P.B.P | 2:36.60 |
| 6 | 15 | Luke Blackburn | 13 | Rotherham Mo | 2:50.88 |
| 7 | 13 | Valentine Staniland | 13 | Rotherham Mo | 3:05.20 |
| 8 | 10 | Joseph Knowles | 11 | Darlington | 3:15.00 |
| 9 | 8 | Thomas Bullen | 14 | Etwall | 3:18.89 |