EVENT 108 Girls Open 800m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Emily PRIESTLEY | 12 | Yshire Coast | 13:30.00 |
| 1 | 2 | Abby WATTS | 12 | Co Leeds | 12:52.46 |
| 2 | 3 | Neve WILKIE | 12 | Stocksbridge | 12:51.40 |
| 3 | 4 | Nyah HAYES | 12 | Co Leeds | 12:45.00 |
| 4 | 5 | Lauren SMITH | 10 | Co Leeds | 12:38.00 |
| 5 | 6 | Lauren CUSICK | 10 | Aquabears | 12:30.00 |
| 6 | 7 | Charlotte TILLEY | 11 | Aquabears | 12:30.00 |
| 7 | 8 | Lola YOXALL | 11 | Stocksbridge | 12:19.95 |
| 8 | 9 | Amelie TURNER | 12 | Co Leeds | 12:04.56 |
| 9 | 10 | Elizabeth RUSSELL | 11 | Co Leeds | 12:00.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 11 | Hannah ABBASI | 14 | Co Leeds | 12:00.00 |
| 1 | 12 | Macy YOXALL | 11 | Stocksbridge | 11:57.28 |
| 2 | 13 | Evie MURDOCH | 12 | Co Leeds | 11:56.36 |
| 3 | 14 | Ella COOPER | 12 | Co Leeds | 11:48.52 |
| 4 | 15 | Molly ROBERTS | 12 | Halifax | 11:45.80 |
| 5 | 16 | Emma PEARS-DORLAND | 14 | Team Jorvik | 11:39.51 |
| 6 | 17 | Freya JOHNSON | 11 | Co Leeds | 11:35.00 |
| 7 | 18 | Alexandra HALL | 11 | Co Leeds | 11:30.00 |
| 8 | 19 | Kidiest HODGSON | 12 | Co Leeds | 11:24.10 |
| 9 | 20 | Ashley EVERED | 14 | Halifax | 11:09.80 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 21 | Lucy GREATOREX | 13 | Stocksbridge | 11:01.04 |
| 1 | 22 | Olivia SMITH | 15 | Stocksbridge | 11:00.00 |
| 2 | 23 | Ella POTTS | 13 | Co Leeds | 10:56.61 |
| 3 | 24 | Lara THOMSON | 12 | Co Leeds | 10:55.00 |
| 4 | 25 | Megan ARMITAGE | 16 | Halifax | 10:52.16 |
| 5 | 26 | Ellie WALKER | 15 | Tadcaster | 10:51.87 |
| 6 | 27 | Alyce WAISTNIDGE | 15 | Stocksbridge | 10:50.29 |
| 7 | 28 | Ella COWAN | 13 | Co Leeds | 10:38.61 |
| 8 | 29 | Millie AGAR | 12 | Co Leeds | 10:32.54 |
| 9 | 30 | Charlotte ROBINSON | 13 | Co Leeds | 10:32.49 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 32 | Millie TATE | 13 | Co Leeds | 10:20.00 |
| 1 | 34 | Rebecca CLYNES | 14 | Co Leeds | 10:10.57 |
| 2 | 36 | Abigail JACK | 16 | Co Leeds | 10:09.04 |
| 3 | 38 | Stephanie WELLINGS | 13 | Co Leeds | 10:01.38 |
| 4 | 40 | Katherine RUSSELL | 14 | Co Leeds | 9:47.29 |
| 5 | 39 | Rebecca FISHER | 15 | Co Leeds | 9:52.94 |
| 6 | 37 | Niamh MORRIS | 13 | Co Leeds | 10:07.31 |
| 7 | 35 | Lucy POLLARD | 13 | Co Leeds | 10:10.10 |
| 8 | 33 | Phoebe DAWSON | 13 | Co Leeds | 10:19.78 |
| 9 | 31 | Mia WHEELER | 13 | Co Leeds | 10:30.00 |