EVENT 1 Mens Open 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Bobby Barr | 66 | Wincanton | 8:32.50 |
| 2 | 2 | Paul Partington | 67 | Wincanton | 8:27.40 |
| 3 | 3 | Roger Guttridge | 65 | Poole | 7:40.00 |
| 4 | 4 | John Sutton | 67 | Street | 7:30.00 |
| 5 | 5 | David Hayward | 57 | Melksham | 7:00.00 |
| 6 | 6 | Peter Stephens | 68 | Truro City | 6:25.80 |
| 7 | 7 | Simon Williams | 52 | Otter | 6:10.00 |
| 8 | 8 | James Pearson | 67 | RTW Masters | 6:05.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | David Hembrow | 68 | Littled Mast | 5:50.00 |
| 2 | 12 | Brian Armstrong | 53 | Gloucester M | 5:30.00 |
| 3 | 14 | Simon Veale | 59 | Totnes | 5:05.00 |
| 4 | 16 | Neil Cox | 36 | Littled Mast | 4:54.16 |
| 5 | 15 | Stuart Gibbs | 42 | Corsham | 5:02.74 |
| 6 | 13 | Sascha Kindred | 38 | Co Hereford | 5:21.74 |
| 7 | 11 | John Rhodes | 53 | Launceston | 5:45.00 |
| 8 | 9 | Alan Poole | 62 | Frome | 5:55.10 |