Heats (Declared Winners) Womens 400m Freestyle
| Place | Name | AaD | Club | Time | | | 50 | 100 | 150 | 200 | 250 | 300 | 350 |
| 1. | Ann MORRIS | 15 | England Cent | 4:26.19 | | | 29.77 | 1:02.45 | 1:35.96 | 2:10.37 | 2:44.39 | 3:18.72 | 3:52.76 |
| 2. | Zoe WATSON | 15 | England S'th | 4:35.56 | | | 32.41 | 1:07.06 | 1:42.50 | 2:18.49 | 2:53.96 | 3:29.31 | 4:03.64 |
| 3. | Bethany CARSON | 16 | Ireland | 4:35.76 | | | 30.70 | 1:03.91 | 1:38.23 | 2:13.03 | 2:48.43 | 3:24.60 | 4:00.62 |
| 4. | Eleanor FAULKNER | 15 | England N'th | 4:37.42 | | | 30.97 | 1:04.92 | 1:40.36 | 2:15.85 | 2:51.33 | 3:26.99 | 4:02.51 |
| 5. | Emilie ELLIOT | 17 | Wales | 4:40.18 | | | 32.81 | 1:07.22 | 1:43.09 | 2:18.66 | 2:54.33 | 3:29.89 | 4:05.45 |
| 6. | Ellis JACKSON | 14 | England East | 4:40.38 | | | 31.32 | 1:05.55 | 1:41.01 | 2:16.78 | 2:52.64 | 3:29.07 | 4:04.85 |
| 7. | Rachel TEDESCHI | 14 | Scotland W&N | 4:47.30 | | | 31.81 | 1:07.06 | 1:43.18 | 2:19.80 | 2:56.49 | 3:34.99 | 4:11.53 |
| 8. | Holly ROSS | 16 | Scotland E&S | 4:47.39 | | | 32.30 | 1:07.31 | 1:43.05 | 2:19.65 | 2:56.32 | 3:33.75 | 4:11.22 |
