EVENT 224 Womens 400m IM - Heats
Not Competing : 3,8,30
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 2 | Rebecca MERRILL | 15 | Norwich Swan | 5:31.29 |
| 4 | 5 | Victoria POPE | 16 | Watford SC | 5:28.95 |
| 5 | 4 | Jessica LAITNER | 15 | Co St Albans | 5:29.30 |
| 6 | 1 | Hannah TAPLIN | 15 | Deben | 5:32.58 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 7 | Beth EDWARDS | 16 | West Suffolk | 5:28.08 |
| 2 | 10 | Melissa ELEY | 16 | Chelmsford | 5:24.19 |
| 3 | 12 | Elinor DULEY | 16 | Colchester | 5:22.40 |
| 4 | 14 | Lauren GRICE | 17 | Leighton Buz | 5:21.70 |
| 5 | 13 | Chantal SMITH | 16 | Team Luton | 5:21.77 |
| 6 | 11 | Georgina CURTIS | 16 | Mid Beds | 5:23.80 |
| 7 | 9 | Peyton EWBANK | 16 | Norwich Swan | 5:25.65 |
| 8 | 6 | Juliet MERELIE | 18 | Harpenden | 5:28.14 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 16 | Gemma TROTT | 17 | Mid Beds | 5:20.90 |
| 2 | 18 | Ellie MITCHELL | 17 | Runnymede | 5:18.11 |
| 3 | 20 | Bethany PALMER | 18 | UEA Norwich | 5:17.25 |
| 4 | 22 | Sophie PICKERING | 16 | teamipswich | 5:16.23 |
| 5 | 21 | Celyn WALMSLEY | 15 | Team Luton | 5:16.29 |
| 6 | 19 | Dina DAY | 17 | Runnymede | 5:17.85 |
| 7 | 17 | Tegan WOLLASTON | 17 | Cheshunt | 5:18.71 |
| 8 | 15 | Alice FENDER | 15 | Hemel Hemp | 5:21.64 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 24 | Sophie TAYLOR | 15 | St Felix Sch | 5:14.20 |
| 2 | 26 | Chloe OGDEN | 15 | Bishop Stort | 5:13.94 |
| 3 | 28 | Millie EMMANS | 17 | Co Cambridge | 5:10.84 |
| 4 | 31 | Lauren HARRISON | 15 | Co Peterboro | 5:05.69 |
| 5 | 29 | Charlotte ASHWIN | 15 | Mid Beds | 5:10.42 |
| 6 | 27 | Jessica WESTLAKE | 17 | St Felix Sch | 5:12.28 |
| 7 | 25 | Danielle RAYNER | 20 | Newmarket | 5:14.00 |
| 8 | 23 | Amber HUGHES | 17 | Hatfield | 5:15.00 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 33 | Molly FRANCIS | 15 | Hatfield | 5:04.70 |
| 2 | 35 | Laura COPPING | 16 | Hatfield | 5:04.57 |
| 3 | 37 | Dolly TRIGG | 18 | teamipswich | 4:58.76 |
| 4 | 39 | Leah ROUGHAN | 17 | Co Peterboro | 4:51.02 |
| 5 | 38 | Poppy RICHARDSON | 15 | Co Peterboro | 4:55.93 |
| 6 | 36 | Shannon STOTT | 16 | Co St Albans | 5:03.95 |
| 7 | 34 | Holly JASZKIEWICZ | 15 | Co Peterboro | 5:04.67 |
| 8 | 32 | Aisling RUFF | 18 | Co Peterboro | 5:04.80 |