EVENT 609 Mens 17 Yrs/Over 400m Medley Team - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 2 | 1 | City of St Albans | Open | Co St Albans | 4:02.10 |
| 3 | 3 | Brompton | Open | Brompton | 4:01.18 |
| 4 | 5 | Warrington Warriors | Open | Warrington W | 3:59.95 |
| 5 | 4 | University of Surrey | Open | SurreyUni SC | 4:00.05 |
| 6 | 2 | City of Peterborough | Open | Co Peterboro | 4:01.70 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 8 | Warrender A | Open | Warrender Ba | 3:58.29 |
| 1 | 12 | City of Cambridge A | Open | Co Cambridge | 3:56.86 |
| 2 | 16 | City of Manchester | Open | Co Manch Aq | 3:55.04 |
| 3 | 20 | Portsmouth Northsea | Open | Portsmouth N | 3:52.53 |
| 4 | 24 | Univrsty of Stirling B | Open | UniOfStirl | 3:41.67 |
| 5 | 22 | Millfield School A | Open | Millfield | 3:50.91 |
| 6 | 18 | Mount Kelly | Open | Mt Kelly | 3:53.59 |
| 7 | 14 | Ellesmere College | Open | Ellesmere Co | 3:55.86 |
| 8 | 10 | Poole | Open | Poole | 3:57.09 |
| 9 | 6 | Hatfield | Open | Hatfield | 3:59.27 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 9 | City of Glasgow B | Open | Co Glasgow | 3:57.90 |
| 1 | 13 | City of Derby | Open | Co Derby | 3:56.39 |
| 2 | 17 | Plymouth Leander A | Open | Plymouth Lea | 3:54.00 |
| 3 | 21 | City of Glasgow A | Open | Co Glasgow | 3:51.93 |
| 4 | 25 | Univrsty of Stirling A | Open | UniOfStirl | 3:41.31 |
| 5 | 23 | Swansea University A | Open | Swansea Uni | 3:45.46 |
| 6 | 19 | Loughborough Uni | Open | Loughboro Un | 3:52.72 |
| 7 | 15 | Wycombe District A | Open | Wycombe Dist | 3:55.81 |
| 8 | 11 | Guildford City | Open | Guildford Ct | 3:56.98 |
| 9 | 7 | City of Glasgow C | Open | Co Glasgow | 3:58.69 |