Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 13 Jan 1998 | Gwynedd | 3 | 2 | Slight |
| Sat 24 Jan 1998 | Gwynedd | 3 | 2 | Slight |
| Thu 12 Mar 1998 | Gwynedd | 3 | 2 | Slight |
| Tue 24 Mar 1998 | Gwynedd | 2 | 1 | Slight |
| Tue 31 Mar 1998 | Gwynedd | 2 | 2 | Slight |
| Fri 1 May 1998 | Gwynedd | 2 | 2 | Slight |
| Sat 30 May 1998 | Gwynedd | 2 | 3 | Slight |
| Thu 4 Jun 1998 | Gwynedd | 1 | 1 | Slight |
| Fri 24 Jul 1998 | Gwynedd | 2 | 1 | Slight |
| Sat 22 Aug 1998 | Gwynedd | 2 | 1 | Slight |
| Thu 27 Aug 1998 | Gwynedd | 2 | 1 | Slight |
| Sun 30 Aug 1998 | Gwynedd | 2 | 1 | Slight |
| Mon 21 Sep 1998 | Gwynedd | 1 | 1 | Slight |
| Sat 3 Oct 1998 | Gwynedd | 2 | 1 | Slight |
| Tue 24 Nov 1998 | Gwynedd | 2 | 1 | Slight |
| Wed 25 Nov 1998 | Gwynedd | 2 | 1 | Slight |