Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sat 10 Jan 1998 | Ceredigion | 3 | 2 | Serious |
| Tue 13 Jan 1998 | Pembrokeshire | 2 | 2 | Slight |
| Thu 15 Jan 1998 | Pembrokeshire | 1 | 1 | Slight |
| Wed 28 Jan 1998 | Pembrokeshire | 2 | 1 | Slight |
| Sun 8 Feb 1998 | Pembrokeshire | 1 | 1 | Slight |
| Mon 9 Feb 1998 | Pembrokeshire | 2 | 2 | Serious |
| Thu 5 Mar 1998 | Pembrokeshire | 1 | 1 | Serious |
| Thu 2 Apr 1998 | Carmarthenshire | 1 | 2 | Serious |
| Mon 20 Apr 1998 | Ceredigion | 3 | 3 | Slight |
| Tue 21 Apr 1998 | Carmarthenshire | 1 | 1 | Slight |
| Wed 22 Apr 1998 | Pembrokeshire | 2 | 3 | Serious |
| Sat 25 Apr 1998 | Pembrokeshire | 2 | 1 | Slight |
| Sat 25 Apr 1998 | Ceredigion | 2 | 1 | Serious |
| Wed 27 May 1998 | Carmarthenshire | 2 | 5 | Slight |
| Fri 5 Jun 1998 | Pembrokeshire | 1 | 1 | Slight |
| Tue 23 Jun 1998 | Ceredigion | 2 | 2 | Slight |
| Mon 29 Jun 1998 | Pembrokeshire | 2 | 2 | Slight |
| Tue 21 Jul 1998 | Pembrokeshire | 2 | 1 | Slight |
| Wed 22 Jul 1998 | Pembrokeshire | 1 | 2 | Slight |
| Sun 26 Jul 1998 | Pembrokeshire | 1 | 1 | Slight |
| Wed 29 Jul 1998 | Pembrokeshire | 2 | 1 | Serious |
| Mon 3 Aug 1998 | Pembrokeshire | 3 | 5 | Slight |
| Tue 4 Aug 1998 | Pembrokeshire | 2 | 2 | Slight |
| Mon 10 Aug 1998 | Carmarthenshire | 2 | 1 | Slight |
| Fri 14 Aug 1998 | Pembrokeshire | 2 | 2 | Slight |
| Sun 23 Aug 1998 | Pembrokeshire | 2 | 3 | Slight |
| Mon 24 Aug 1998 | Pembrokeshire | 1 | 1 | Slight |
| Mon 7 Sep 1998 | Pembrokeshire | 3 | 5 | Serious |
| Sat 3 Oct 1998 | Pembrokeshire | 1 | 1 | Slight |
| Sun 4 Oct 1998 | Pembrokeshire | 1 | 2 | Fatal |
| Thu 8 Oct 1998 | Pembrokeshire | 1 | 1 | Slight |
| Tue 13 Oct 1998 | Ceredigion | 2 | 4 | Slight |
| Wed 21 Oct 1998 | Pembrokeshire | 1 | 1 | Slight |
| Sun 8 Nov 1998 | Pembrokeshire | 1 | 1 | Slight |
| Tue 17 Nov 1998 | Pembrokeshire | 1 | 1 | Slight |
| Wed 25 Nov 1998 | Pembrokeshire | 2 | 1 | Slight |
| Fri 27 Nov 1998 | Pembrokeshire | 2 | 1 | Slight |
| Sun 13 Dec 1998 | Pembrokeshire | 1 | 1 | Serious |
| Tue 22 Dec 1998 | Pembrokeshire | 2 | 1 | Slight |
| Wed 30 Dec 1998 | Pembrokeshire | 3 | 1 | Slight |