Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 3 Feb 1997 | Gwynedd | 2 | 1 | Slight |
| Thu 20 Mar 1997 | Gwynedd | 1 | 1 | Slight |
| Sun 20 Apr 1997 | Gwynedd | 2 | 1 | Serious |
| Fri 23 May 1997 | Gwynedd | 2 | 1 | Serious |
| Sun 8 Jun 1997 | Gwynedd | 1 | 2 | Slight |
| Fri 13 Jun 1997 | Gwynedd | 2 | 1 | Slight |
| Wed 18 Jun 1997 | Gwynedd | 1 | 1 | Slight |
| Thu 26 Jun 1997 | Gwynedd | 2 | 3 | Slight |
| Tue 8 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Mon 28 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Tue 29 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 8 Aug 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 22 Aug 1997 | Isle of Anglesey | 1 | 1 | Slight |
| Sat 23 Aug 1997 | Gwynedd | 1 | 1 | Slight |
| Thu 28 Aug 1997 | Gwynedd | 2 | 1 | Slight |
| Mon 15 Sep 1997 | Gwynedd | 2 | 3 | Serious |
| Mon 15 Sep 1997 | Gwynedd | 1 | 1 | Slight |
| Wed 22 Oct 1997 | Gwynedd | 2 | 1 | Serious |
| Wed 22 Oct 1997 | Gwynedd | 2 | 1 | Serious |
| Wed 5 Nov 1997 | Gwynedd | 1 | 1 | Slight |
| Thu 20 Nov 1997 | Gwynedd | 2 | 1 | Slight |
| Thu 20 Nov 1997 | Gwynedd | 3 | 3 | Slight |
| Wed 26 Nov 1997 | Gwynedd | 2 | 4 | Slight |
| Wed 24 Dec 1997 | Gwynedd | 1 | 1 | Slight |
| Wed 24 Dec 1997 | Gwynedd | 2 | 2 | Fatal |