Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 18 Jan 1999 | Carmarthenshire | 1 | 1 | Slight |
| Thu 18 Feb 1999 | Pembrokeshire | 2 | 3 | Serious |
| Sun 21 Feb 1999 | Carmarthenshire | 2 | 3 | Serious |
| Fri 26 Feb 1999 | Carmarthenshire | 1 | 1 | Slight |
| Sun 28 Feb 1999 | Pembrokeshire | 1 | 1 | Serious |
| Mon 1 Mar 1999 | Pembrokeshire | 2 | 1 | Slight |
| Thu 18 Mar 1999 | Pembrokeshire | 2 | 1 | Serious |
| Mon 22 Mar 1999 | Pembrokeshire | 2 | 1 | Slight |
| Mon 29 Mar 1999 | Pembrokeshire | 3 | 4 | Serious |
| Fri 2 Apr 1999 | Pembrokeshire | 1 | 1 | Slight |
| Tue 6 Apr 1999 | Pembrokeshire | 2 | 1 | Slight |
| Wed 14 Apr 1999 | Pembrokeshire | 2 | 1 | Slight |
| Wed 21 Apr 1999 | Carmarthenshire | 1 | 1 | Slight |
| Fri 23 Apr 1999 | Pembrokeshire | 2 | 3 | Slight |
| Sat 8 May 1999 | Carmarthenshire | 2 | 3 | Serious |
| Fri 21 May 1999 | Carmarthenshire | 1 | 1 | Slight |
| Wed 26 May 1999 | Carmarthenshire | 3 | 2 | Slight |
| Sat 29 May 1999 | Carmarthenshire | 2 | 1 | Serious |
| Thu 3 Jun 1999 | Pembrokeshire | 2 | 1 | Slight |
| Thu 17 Jun 1999 | Carmarthenshire | 2 | 1 | Serious |
| Sun 27 Jun 1999 | Pembrokeshire | 4 | 5 | Serious |
| Fri 2 Jul 1999 | Pembrokeshire | 2 | 1 | Slight |
| Sun 4 Jul 1999 | Carmarthenshire | 3 | 1 | Serious |
| Sat 24 Jul 1999 | Carmarthenshire | 3 | 2 | Slight |
| Fri 6 Aug 1999 | Pembrokeshire | 2 | 1 | Slight |
| Fri 6 Aug 1999 | Pembrokeshire | 2 | 1 | Slight |
| Tue 31 Aug 1999 | Pembrokeshire | 1 | 1 | Serious |
| Wed 22 Sep 1999 | Pembrokeshire | 2 | 3 | Slight |
| Tue 28 Sep 1999 | Pembrokeshire | 2 | 2 | Slight |
| Wed 29 Sep 1999 | Carmarthenshire | 2 | 1 | Slight |
| Wed 20 Oct 1999 | Pembrokeshire | 1 | 4 | Slight |
| Mon 1 Nov 1999 | Pembrokeshire | 2 | 2 | Slight |
| Sat 20 Nov 1999 | Carmarthenshire | 1 | 2 | Serious |
| Wed 24 Nov 1999 | Pembrokeshire | 4 | 2 | Slight |
| Thu 25 Nov 1999 | Pembrokeshire | 1 | 1 | Serious |
| Fri 10 Dec 1999 | Carmarthenshire | 2 | 1 | Slight |
| Sat 11 Dec 1999 | Pembrokeshire | 2 | 3 | Slight |