EVENT 401 Open/Male 200m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Charlie SHORT | 12 | Wareham | 3:25.16 |
| 2 | 3 | Ralph VEARNCOMBE | 14 | Poole | 3:07.57 |
| 3 | 5 | Edward KEEN | 13 | Bridport Bar | 2:48.25 |
| 4 | 4 | Oscar MACHTYLSKI | 15 | Poole | 2:59.06 |
| 5 | 2 | Freddie HOLLOWAY | 14 | Poole | 3:17.31 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 7 | Tyler DOUGLAS | 11 | Blandford | 2:44.96 |
| 2 | 9 | Oliver BUCK | 11 | N Dorset SC | 2:41.35 |
| 3 | 11 | Harry HENSHAW | 12 | West Dorset | 2:34.88 |
| 4 | 10 | Elliot DOWDS | 12 | Seagulls SC | 2:35.34 |
| 5 | 8 | Harry MORGAN | 13 | S Bournem'th | 2:44.42 |
| 6 | 6 | Louie WAY | 12 | Weymouth | 2:47.34 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 13 | Reece EMERY | 12 | Blandford | 2:34.65 |
| 2 | 15 | Harry KEEPING | 12 | Bridport Bar | 2:27.39 |
| 3 | 17 | Benjamin CRUMPLER | 11 | S Bournem'th | 2:24.39 |
| 4 | 16 | Dylan HANGER | 11 | Weymouth | 2:27.22 |
| 5 | 14 | Bailey BOOTH | 12 | S Bournem'th | 2:32.05 |
| 6 | 12 | Jenson LOWE | 12 | Poole | 2:34.73 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 19 | James NEESAM | 08 | Poole | 2:20.24 |
| 2 | 21 | George GORDON | 11 | Bridport Bar | 2:16.89 |
| 3 | 23 | Benjamin KEEPING | 09 | Bridport Bar | 2:09.80 |
| 4 | 22 | Liam DETRICK | 10 | S Bournem'th | 2:12.71 |
| 5 | 20 | Frank TURNER | 11 | West Dorset | 2:19.92 |
| 6 | 18 | Freddie BROKENSHIRE | 11 | Weymouth | 2:22.13 |