EVENT 3 Mens Open 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Roger Guttridge | 65 | Poole | 1:47.06 |
| 2 | 2 | Shaun Cairns | 51 | Chippenham | 1:41.13 |
| 3 | 3 | John Sutton | 67 | Street | 1:40.00 |
| 4 | 4 | Trevor Keep | 43 | Blandford | 1:35.31 |
| 5 | 5 | Michael Swift | 61 | Caradon | 1:32.74 |
| 6 | 6 | Michael Selter | 53 | Barnstaple | 1:29.70 |
| 7 | 7 | John Anderson | 62 | Wincanton | 1:29.44 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 9 | Thomas Mills | 21 | RomseyTotton | 1:24.89 |
| 2 | 11 | Darren Beer | 48 | Crediton | 1:22.50 |
| 3 | 13 | Stuart Colston | 44 | Cardiff Mast | 1:21.00 |
| 4 | 15 | Christopher Jenkinson | 32 | Droitwich | 1:15.00 |
| 5 | 14 | Matthew Lewis | 30 | Haverfordwes | 1:18.90 |
| 6 | 12 | Jonathan Webb | 31 | TR1 Swim | 1:22.00 |
| 7 | 10 | Richard Page | 30 | Corsham | 1:24.00 |
| 8 | 8 | Simon Hart | 42 | RomseyTotton | 1:28.12 |