EVENT 22 Open/Male 09 & Over 200m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Ethan COUGHLAN | 12 | Lincoln Vulc | 4:25.00 |
| 3 | 3 | Theodor BULAT | 10 | Co Lincoln P | 4:20.00 |
| 4 | 5 | Leo BARNETT | 12 | Grantham | 3:46.58 |
| 5 | 4 | Sebastian MADDISON | 12 | Co Lincoln P | 3:55.00 |
| 6 | 2 | Thomas KINNEAR | 12 | Grantham | 4:21.18 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Freddie HIRST | 9 | Grantham | 3:30.00 |
| 2 | 9 | Toby EDMONDSON | 9 | Grantham | 3:20.00 |
| 3 | 13 | Joshua KIM | 11 | Grantham | 3:05.00 |
| 4 | 15 | Alfie HAIGH | 15 | Grantham | 3:03.26 |
| 5 | 14 | Finley WEST | 12 | Co Lincoln P | 3:03.37 |
| 6 | 12 | Oscar WOOD | 11 | Lincoln Vulc | 3:07.29 |
| 7 | 8 | Cameron JAMISON | 9 | Lincoln TSA | 3:25.00 |
| 8 | 6 | Markas PARAPIJONAVICIU | 10 | Grantham | 3:40.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Kieron TOMS | 14 | Deepings | 2:55.00 |
| 2 | 20 | Ethan DERBY | 13 | Lincoln Vulc | 2:51.80 |
| 3 | 22 | Oliver WILKINSON | 11 | Lincoln Vulc | 2:44.73 |
| 4 | 24 | Noah SKINNER | 13 | Deepings | 2:37.66 |
| 5 | 23 | James HUCKLE | 12 | Lincoln Vulc | 2:38.92 |
| 6 | 21 | Oliver CLARKE | 11 | Deepings | 2:49.97 |
| 7 | 19 | Joel SADLER | 13 | Grantham | 2:53.82 |
| 8 | 16 | Thomas HILLSON | 10 | Grantham | 2:59.79 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 26 | James CASH | 13 | Deepings | 2:30.15 |
| 2 | 28 | Harry VICKERS | 16 | Lincoln Vulc | 2:26.32 |
| 3 | 30 | Morgan FARRAR | 14 | Co Lincoln P | 2:25.34 |
| 4 | 32 | Christian O'MALLEY | 17 | Lincoln Vulc | 2:21.37 |
| 5 | 31 | Daniel HEPPLESTONE | 13 | Co Lincoln P | 2:24.77 |
| 6 | 29 | Benjamin DERBY | 15 | Lincoln Vulc | 2:25.41 |
| 7 | 27 | Lewis TARVER | 15 | Deepings | 2:28.86 |
| 8 | 25 | Oliver SHEPHERD | 14 | Deepings | 2:36.30 |