EVENT 112 Men 100m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Ian Longster | 62 | Billingham | 1:48.50 |
| 2 | 4 | Norman Stephenson | 76 | Co Sund'land | 1:44.00 |
| 3 | 6 | Stuart McGurk | 59 | Kendal | 1:40.00 |
| 4 | 5 | John Forster | 64 | Asa Temp 2 | 1:40.00 |
| 5 | 3 | Graeme Shutt | 71 | Co Sund'land | 1:48.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Christopher Williams | 45 | Billingham | 1:26.00 |
| 2 | 11 | Stuart Hoyle | 54 | East Leeds | 1:15.00 |
| 3 | 13 | Paul Love | 32 | Darlington M | 1:11.02 |
| 4 | 12 | Paul Clemence | 50 | East Leeds | 1:12.00 |
| 5 | 10 | Brian Taylor | 70 | Adwick | 1:25.92 |
| 6 | 8 | Paul Tallentire | 58 | Carlisle Aq | 1:28.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | David Barnett | 18 | Durham City | 1:10.00 |
| 2 | 17 | Nicholas Gowland | 24 | Billingham | 1:07.09 |
| 3 | 19 | Jordan Mogford | 21 | Billingham | 1:04.45 |
| 4 | 18 | Conor Crozier | 28 | Co Sund'land | 1:07.00 |
| 5 | 16 | Tony Day | 55 | Darlington M | 1:09.60 |
| 6 | 14 | Ross Canning | 38 | Wear Valley | 1:11.00 |