Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 2 Jan 1997 | Ceredigion | 1 | 1 | Slight |
| Sun 5 Jan 1997 | Gwynedd | 1 | 1 | Slight |
| Sun 5 Jan 1997 | Ceredigion | 2 | 1 | Slight |
| Sun 5 Jan 1997 | Ceredigion | 1 | 1 | Serious |
| Sun 12 Jan 1997 | Ceredigion | 1 | 1 | Slight |
| Thu 16 Jan 1997 | Gwynedd | 2 | 2 | Slight |
| Sat 18 Jan 1997 | Ceredigion | 2 | 3 | Serious |
| Tue 21 Jan 1997 | Ceredigion | 1 | 1 | Slight |
| Wed 22 Jan 1997 | Pembrokeshire | 1 | 1 | Slight |
| Sat 25 Jan 1997 | Gwynedd | 2 | 1 | Slight |
| Sat 25 Jan 1997 | Ceredigion | 1 | 3 | Slight |
| Tue 28 Jan 1997 | Pembrokeshire | 1 | 1 | Slight |
| Wed 29 Jan 1997 | Ceredigion | 1 | 1 | Slight |
| Thu 30 Jan 1997 | Gwynedd | 3 | 1 | Slight |
| Sat 1 Feb 1997 | Ceredigion | 2 | 2 | Serious |
| Wed 5 Feb 1997 | Gwynedd | 2 | 3 | Slight |
| Thu 6 Feb 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 7 Feb 1997 | Ceredigion | 1 | 1 | Slight |
| Fri 7 Feb 1997 | Gwynedd | 2 | 1 | Slight |
| Sun 9 Feb 1997 | Pembrokeshire | 1 | 1 | Slight |
| Wed 12 Feb 1997 | Ceredigion | 2 | 1 | Slight |
| Mon 17 Feb 1997 | Ceredigion | 1 | 1 | Slight |
| Mon 17 Feb 1997 | Ceredigion | 2 | 4 | Serious |
| Tue 18 Feb 1997 | Gwynedd | 3 | 2 | Slight |
| Tue 18 Feb 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 19 Feb 1997 | Ceredigion | 1 | 1 | Serious |
| Fri 21 Feb 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 21 Feb 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 21 Feb 1997 | Ceredigion | 1 | 1 | Slight |
| Fri 21 Feb 1997 | Gwynedd | 2 | 1 | Slight |
| Mon 24 Feb 1997 | Gwynedd | 1 | 1 | Slight |
| Mon 24 Feb 1997 | Gwynedd | 2 | 1 | Slight |
| Mon 24 Feb 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 26 Feb 1997 | Gwynedd | 1 | 2 | Serious |
| Sat 1 Mar 1997 | Ceredigion | 2 | 1 | Slight |
| Sat 1 Mar 1997 | Carmarthenshire | 2 | 1 | Slight |
| Mon 3 Mar 1997 | Ceredigion | 3 | 1 | Slight |
| Thu 6 Mar 1997 | Ceredigion | 1 | 1 | Slight |
| Fri 7 Mar 1997 | Ceredigion | 2 | 2 | Serious |
| Mon 10 Mar 1997 | Gwynedd | 2 | 2 | Slight |
| Thu 13 Mar 1997 | Ceredigion | 2 | 2 | Serious |
| Thu 13 Mar 1997 | Pembrokeshire | 2 | 1 | Slight |
| Sat 15 Mar 1997 | Ceredigion | 1 | 4 | Serious |
| Fri 21 Mar 1997 | Gwynedd | 3 | 2 | Slight |
| Sun 23 Mar 1997 | Gwynedd | 3 | 2 | Slight |
| Mon 24 Mar 1997 | Gwynedd | 2 | 1 | Slight |
| Tue 25 Mar 1997 | Gwynedd | 1 | 1 | Slight |
| Sat 29 Mar 1997 | Gwynedd | 3 | 1 | Slight |
| Sat 29 Mar 1997 | Gwynedd | 1 | 1 | Serious |
| Mon 31 Mar 1997 | Ceredigion | 1 | 1 | Slight |
| Tue 8 Apr 1997 | Pembrokeshire | 1 | 1 | Slight |
| Thu 10 Apr 1997 | Gwynedd | 2 | 1 | Slight |
| Thu 10 Apr 1997 | Ceredigion | 3 | 1 | Slight |
| Fri 11 Apr 1997 | Pembrokeshire | 1 | 2 | Slight |
| Sat 12 Apr 1997 | Pembrokeshire | 1 | 1 | Slight |
| Sun 13 Apr 1997 | Gwynedd | 2 | 1 | Slight |
| Tue 15 Apr 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 16 Apr 1997 | Gwynedd | 3 | 2 | Slight |
| Wed 16 Apr 1997 | Pembrokeshire | 2 | 1 | Slight |
| Thu 17 Apr 1997 | Pembrokeshire | 2 | 1 | Slight |
| Fri 18 Apr 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 18 Apr 1997 | Gwynedd | 2 | 1 | Slight |
| Tue 22 Apr 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 23 Apr 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 23 Apr 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 25 Apr 1997 | Ceredigion | 1 | 1 | Slight |
| Fri 25 Apr 1997 | Ceredigion | 5 | 2 | Slight |
| Tue 29 Apr 1997 | Pembrokeshire | 2 | 1 | Slight |
| Sat 3 May 1997 | Pembrokeshire | 2 | 1 | Slight |
| Mon 5 May 1997 | Ceredigion | 3 | 2 | Serious |
| Mon 5 May 1997 | Ceredigion | 2 | 1 | Slight |
| Tue 6 May 1997 | Pembrokeshire | 1 | 1 | Slight |
| Fri 9 May 1997 | Powys | 2 | 1 | Slight |
| Sat 10 May 1997 | Ceredigion | 1 | 1 | Serious |
| Sat 10 May 1997 | Ceredigion | 2 | 2 | Slight |
| Sun 11 May 1997 | Ceredigion | 2 | 6 | Serious |
| Tue 13 May 1997 | Ceredigion | 2 | 2 | Slight |
| Thu 15 May 1997 | Pembrokeshire | 2 | 4 | Slight |
| Thu 15 May 1997 | Ceredigion | 2 | 1 | Serious |
| Mon 19 May 1997 | Ceredigion | 2 | 1 | Slight |
| Thu 22 May 1997 | Pembrokeshire | 1 | 1 | Slight |
| Sat 24 May 1997 | Ceredigion | 2 | 2 | Serious |
| Tue 27 May 1997 | Gwynedd | 2 | 1 | Slight |
| Tue 27 May 1997 | Gwynedd | 4 | 2 | Serious |
| Wed 4 Jun 1997 | Ceredigion | 1 | 1 | Slight |
| Thu 5 Jun 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 6 Jun 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 6 Jun 1997 | Ceredigion | 2 | 2 | Slight |
| Sat 7 Jun 1997 | Ceredigion | 2 | 5 | Serious |
| Sat 7 Jun 1997 | Ceredigion | 3 | 1 | Fatal |
| Thu 12 Jun 1997 | Gwynedd | 1 | 1 | Slight |
| Fri 13 Jun 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 13 Jun 1997 | Gwynedd | 2 | 3 | Slight |
| Wed 18 Jun 1997 | Ceredigion | 3 | 1 | Slight |
| Sat 21 Jun 1997 | Powys | 2 | 3 | Slight |
| Sat 21 Jun 1997 | Gwynedd | 3 | 2 | Slight |
| Wed 25 Jun 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 27 Jun 1997 | Ceredigion | 2 | 2 | Slight |
| Sat 28 Jun 1997 | Gwynedd | 1 | 1 | Slight |
| Tue 1 Jul 1997 | Ceredigion | 3 | 2 | Slight |
| Wed 2 Jul 1997 | Gwynedd | 2 | 2 | Serious |
| Fri 4 Jul 1997 | Gwynedd | 1 | 1 | Slight |
| Sun 6 Jul 1997 | Ceredigion | 1 | 1 | Slight |
| Sun 6 Jul 1997 | Gwynedd | 2 | 4 | Slight |
| Tue 8 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Thu 10 Jul 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 11 Jul 1997 | Gwynedd | 2 | 2 | Slight |
| Sat 12 Jul 1997 | Pembrokeshire | 3 | 4 | Slight |
| Sun 13 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Wed 16 Jul 1997 | Ceredigion | 2 | 3 | Fatal |
| Sun 20 Jul 1997 | Gwynedd | 2 | 1 | Serious |
| Tue 22 Jul 1997 | Ceredigion | 2 | 1 | Serious |
| Wed 23 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Thu 24 Jul 1997 | Pembrokeshire | 1 | 1 | Serious |
| Sat 26 Jul 1997 | Gwynedd | 2 | 2 | Slight |
| Sun 27 Jul 1997 | Ceredigion | 4 | 4 | Slight |
| Mon 28 Jul 1997 | Conwy | 1 | 1 | Slight |
| Thu 31 Jul 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 1 Aug 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 1 Aug 1997 | Gwynedd | 2 | 1 | Slight |
| Sun 3 Aug 1997 | Ceredigion | 2 | 1 | Slight |
| Mon 4 Aug 1997 | Ceredigion | 2 | 3 | Slight |
| Wed 6 Aug 1997 | Ceredigion | 3 | 1 | Slight |
| Thu 7 Aug 1997 | Gwynedd | 2 | 1 | Slight |
| Thu 7 Aug 1997 | Gwynedd | 2 | 1 | Slight |
| Sun 10 Aug 1997 | Ceredigion | 1 | 1 | Slight |
| Sun 10 Aug 1997 | Gwynedd | 2 | 2 | Slight |
| Wed 13 Aug 1997 | Pembrokeshire | 1 | 1 | Slight |
| Fri 15 Aug 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 15 Aug 1997 | Pembrokeshire | 2 | 1 | Slight |
| Mon 18 Aug 1997 | Ceredigion | 2 | 1 | Slight |
| Tue 19 Aug 1997 | Powys | 2 | 1 | Slight |
| Wed 20 Aug 1997 | Ceredigion | 2 | 1 | Slight |
| Thu 21 Aug 1997 | Gwynedd | 3 | 1 | Slight |
| Thu 21 Aug 1997 | Gwynedd | 2 | 1 | Serious |
| Fri 22 Aug 1997 | Gwynedd | 3 | 1 | Slight |
| Fri 22 Aug 1997 | Gwynedd | 3 | 3 | Fatal |
| Fri 22 Aug 1997 | Gwynedd | 2 | 1 | Serious |
| Mon 25 Aug 1997 | Ceredigion | 2 | 2 | Slight |
| Wed 27 Aug 1997 | Ceredigion | 3 | 2 | Slight |
| Wed 27 Aug 1997 | Gwynedd | 5 | 2 | Slight |
| Wed 3 Sep 1997 | Ceredigion | 3 | 1 | Slight |
| Thu 4 Sep 1997 | Pembrokeshire | 1 | 1 | Slight |
| Sun 7 Sep 1997 | Gwynedd | 1 | 1 | Slight |
| Sun 7 Sep 1997 | Ceredigion | 1 | 1 | Slight |
| Tue 9 Sep 1997 | Pembrokeshire | 1 | 1 | Serious |
| Thu 11 Sep 1997 | Gwynedd | 1 | 1 | Slight |
| Sat 13 Sep 1997 | Pembrokeshire | 2 | 1 | Slight |
| Sun 14 Sep 1997 | Gwynedd | 2 | 1 | Slight |
| Wed 17 Sep 1997 | Gwynedd | 2 | 1 | Slight |
| Wed 17 Sep 1997 | Ceredigion | 2 | 1 | Slight |
| Thu 18 Sep 1997 | Ceredigion | 3 | 3 | Fatal |
| Wed 24 Sep 1997 | Ceredigion | 2 | 3 | Slight |
| Mon 29 Sep 1997 | Ceredigion | 3 | 3 | Slight |
| Fri 3 Oct 1997 | Ceredigion | 2 | 2 | Slight |
| Mon 6 Oct 1997 | Pembrokeshire | 2 | 1 | Slight |
| Mon 6 Oct 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 8 Oct 1997 | Ceredigion | 2 | 3 | Serious |
| Fri 10 Oct 1997 | Pembrokeshire | 3 | 1 | Slight |
| Thu 16 Oct 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 17 Oct 1997 | Ceredigion | 1 | 1 | Slight |
| Mon 20 Oct 1997 | Gwynedd | 3 | 3 | Serious |
| Tue 28 Oct 1997 | Gwynedd | 3 | 3 | Serious |
| Wed 29 Oct 1997 | Pembrokeshire | 1 | 1 | Slight |
| Wed 29 Oct 1997 | Pembrokeshire | 2 | 1 | Slight |
| Sun 2 Nov 1997 | Gwynedd | 2 | 2 | Slight |
| Tue 4 Nov 1997 | Pembrokeshire | 3 | 1 | Slight |
| Fri 7 Nov 1997 | Ceredigion | 3 | 2 | Serious |
| Sun 9 Nov 1997 | Ceredigion | 3 | 2 | Slight |
| Sun 9 Nov 1997 | Gwynedd | 1 | 2 | Fatal |
| Mon 10 Nov 1997 | Pembrokeshire | 3 | 1 | Slight |
| Thu 13 Nov 1997 | Gwynedd | 2 | 1 | Fatal |
| Sun 16 Nov 1997 | Ceredigion | 2 | 1 | Slight |
| Sun 16 Nov 1997 | Gwynedd | 2 | 2 | Serious |
| Mon 17 Nov 1997 | Gwynedd | 4 | 2 | Slight |
| Tue 18 Nov 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 19 Nov 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 21 Nov 1997 | Gwynedd | 2 | 1 | Slight |
| Sat 22 Nov 1997 | Gwynedd | 3 | 1 | Slight |
| Sun 23 Nov 1997 | Gwynedd | 2 | 4 | Slight |
| Mon 24 Nov 1997 | Pembrokeshire | 2 | 2 | Slight |
| Mon 24 Nov 1997 | Gwynedd | 3 | 3 | Serious |
| Wed 26 Nov 1997 | Pembrokeshire | 1 | 2 | Serious |
| Wed 26 Nov 1997 | Ceredigion | 2 | 1 | Slight |
| Fri 28 Nov 1997 | Gwynedd | 3 | 2 | Slight |
| Mon 1 Dec 1997 | Ceredigion | 2 | 1 | Slight |
| Tue 2 Dec 1997 | Gwynedd | 3 | 1 | Slight |
| Tue 2 Dec 1997 | Powys | 1 | 1 | Slight |
| Fri 5 Dec 1997 | Gwynedd | 2 | 1 | Slight |
| Fri 5 Dec 1997 | Pembrokeshire | 2 | 1 | Slight |
| Sat 6 Dec 1997 | Ceredigion | 3 | 3 | Slight |
| Mon 8 Dec 1997 | Gwynedd | 2 | 2 | Serious |
| Tue 9 Dec 1997 | Gwynedd | 1 | 1 | Slight |
| Wed 10 Dec 1997 | Ceredigion | 3 | 2 | Slight |
| Wed 10 Dec 1997 | Gwynedd | 2 | 1 | Slight |
| Sat 13 Dec 1997 | Gwynedd | 2 | 1 | Slight |
| Sun 14 Dec 1997 | Gwynedd | 1 | 1 | Slight |
| Mon 15 Dec 1997 | Gwynedd | 3 | 1 | Slight |
| Sat 20 Dec 1997 | Ceredigion | 3 | 8 | Fatal |
| Tue 23 Dec 1997 | Ceredigion | 2 | 1 | Slight |
| Wed 24 Dec 1997 | Gwynedd | 1 | 1 | Slight |