EVENT 204 Open/Male 09 /Over 100m Breaststrok - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Zachary SMITH GOMEZ | 10 | Lincoln Vulc | 2:10.00 |
| 3 | 2 | Jenson YIP | 14 | Deepings | 2:07.19 |
| 4 | 3 | Jonathan YIP | 12 | Deepings | 2:05.43 |
| 5 | 4 | Henry LEONARD | 9 | Grantham | 2:00.10 |
| 6 | 5 | Zac RHOADES | 11 | Co Lincoln P | 1:59.41 |
| 7 | 6 | Alex HUCKLE | 9 | Co Lincoln P | 1:56.93 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | George DOLAN | 9 | Grantham | 1:54.82 |
| 2 | 8 | Theodor BULAT | 12 | Co Lincoln P | 1:54.58 |
| 3 | 9 | Jude SMITH | 13 | Lincoln Vulc | 1:44.62 |
| 4 | 10 | Damir IVANOVS | 10 | Boston | 1:43.21 |
| 5 | 11 | Bertie ROSE | 12 | Lincoln Vulc | 1:39.13 |
| 6 | 12 | Stanley TAYLOR | 14 | Co Lincoln P | 1:37.37 |
| 7 | 13 | Derrin BROCKLEBANK | 12 | Grantham | 1:35.07 |
| 8 | 14 | Ethan COUGHLAN | 13 | Lincoln Vulc | 1:34.30 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Jack CRADOCK | 17 | Deepings | 1:31.31 |
| 2 | 16 | Louis WRIGHT | 12 | Grantham | 1:30.99 |
| 3 | 17 | Elliot GLEAVE | 13 | Grantham | 1:30.90 |
| 4 | 18 | Sam RHOADES | 14 | Co Lincoln P | 1:30.48 |
| 5 | 19 | Toby EDMONDSON | 11 | Grantham | 1:28.56 |
| 6 | 20 | George RIDOUT | 12 | Retford | 1:27.50 |
| 7 | 21 | Oliver WILKINSON | 13 | Co Lincoln P | 1:25.26 |
| 8 | 22 | Harry BEASTALL | 14 | Co Lincoln P | 1:23.58 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 24 | Noah SKINNER | 15 | Deepings | 1:20.84 |
| 2 | 26 | Ethan HUNTER | 15 | Lincoln Vulc | 1:18.68 |
| 3 | 29 | Finley ROWDING | 14 | Co Lincoln P | 1:14.36 |
| 4 | 31 | Morgan FARRAR | 16 | Co Lincoln P | 1:07.80 |
| 5 | 30 | Ryan NORTON | 18 | Boston | 1:10.42 |
| 6 | 28 | Archie FRENCH | 16 | Lincoln Vulc | 1:14.58 |
| 7 | 25 | Daniel HEPPLESTONE | 15 | Co Lincoln P | 1:20.20 |
| 8 | 23 | Callum LOYNES | 13 | Co Lincoln P | 1:23.36 |