EVENT 252 Mens 400m Medley Team - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 1 | 1 | Gloucester City B| 14+ | 14/16 | Gloucester | 4:38.99 |
| 2 | 2 | St Austell ASC 14+ | 14/16 | St Austell | 4:25.20 |
| 3 | 3 | Exeter City SC 14+ | 14/16 | Exeter City | 4:24.53 |
| 4 | 4 | Soundwell SC 14+ | 14/16 | Soundwell | 4:24.09 |
| 5 | 5 | St Ives Bay SC 14+ | 14/16 | St Ives Bay | 4:23.90 |
| 6 | 6 | Gloucester City A 14+ | 14/16 | Gloucester | 4:20.01 |
| 7 | 7 | Weston SM SC 14+ | 14/16 | Weston S M | 4:20.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 8 | Plymouth Leander D 14+ | 14/16 | Plymouth Lea | 4:19.50 |
| 1 | 9 | Swim Bournemouth14+ | 14/16 | S Bournem'th | 4:19.00 |
| 2 | 10 | City of Bristol A 14+ | 14/16 | Co Bristol | 4:14.00 |
| 3 | 11 | Plymouth Leander C 14+ | 14/16 | Plymouth Lea | 4:10.50 |
| 4 | 12 | Plymouth Leander D 17+ | 17/OV | Plymouth Lea | 4:10.50 |
| 5 | 13 | Mt Kelly Swimming 14+ | 14/16 | Mt Kelly | 4:10.13 |
| 6 | 14 | Millfield School 14+ | 14/16 | Millfield | 4:10.00 |
| 7 | 15 | Yeovil District SC 17+ | 17/OV | Yeovil | 4:10.00 |
| 8 | 16 | Poole SC 14+ | 14/16 | Poole | 4:07.53 |
| 9 | 17 | Bournemouth Coll 14+ | 14/16 | Bourmth Coll | 4:05.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | A.G. | Club/Country | Time |
| 0 | 19 | Plymouth Leander C 17+ | 17/OV | Plymouth Lea | 4:01.50 |
| 1 | 21 | Mt Kelly Swimming 17+ | 17/OV | Mt Kelly | 3:59.71 |
| 2 | 23 | Plymouth Leander A 14+ | 14/16 | Plymouth Lea | 3:57.50 |
| 3 | 25 | Exeter City SC 17+ | 17/OV | Exeter City | 3:56.35 |
| 4 | 27 | Plymouth Leander A 17+ | 17/OV | Plymouth Lea | 3:52.50 |
| 5 | 26 | Plymouth Leander B 17+ | 17/OV | Plymouth Lea | 3:55.50 |
| 6 | 24 | City of Bristol SC 17+ | 17/OV | Co Bristol | 3:57.00 |
| 7 | 22 | Aquae Sulis 17+ | 17/OV | Aquae Sulis | 3:59.50 |
| 8 | 20 | Millfield School 17+ | 17/OV | Millfield | 4:00.00 |
| 9 | 18 | Plymouth Leander B 14+ | 14/16 | Plymouth Lea | 4:04.50 |