Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 3 Jan 1999 | Blaenau Gwent | 2 | 2 | Slight |
| Thu 14 Jan 1999 | Blaenau Gwent | 2 | 1 | Slight |
| Mon 8 Feb 1999 | Blaenau Gwent | 1 | 1 | Slight |
| Tue 23 Feb 1999 | Blaenau Gwent | 2 | 1 | Slight |
| Sat 6 Mar 1999 | Blaenau Gwent | 1 | 1 | Slight |
| Fri 19 Mar 1999 | Blaenau Gwent | 2 | 1 | Slight |
| Fri 23 Apr 1999 | Blaenau Gwent | 1 | 1 | Slight |
| Fri 7 May 1999 | Blaenau Gwent | 2 | 2 | Slight |
| Tue 18 May 1999 | Blaenau Gwent | 2 | 1 | Slight |
| Sat 5 Jun 1999 | Blaenau Gwent | 2 | 3 | Slight |
| Tue 6 Jul 1999 | Blaenau Gwent | 2 | 4 | Serious |
| Mon 23 Aug 1999 | Blaenau Gwent | 2 | 2 | Slight |
| Tue 24 Aug 1999 | Blaenau Gwent | 2 | 1 | Slight |
| Tue 21 Sep 1999 | Blaenau Gwent | 3 | 2 | Slight |
| Thu 23 Sep 1999 | Blaenau Gwent | 2 | 1 | Slight |
| Wed 3 Nov 1999 | Blaenau Gwent | 1 | 1 | Slight |
| Fri 12 Nov 1999 | Blaenau Gwent | 7 | 1 | Serious |
| Tue 23 Nov 1999 | Blaenau Gwent | 1 | 2 | Slight |
| Tue 30 Nov 1999 | Blaenau Gwent | 1 | 1 | Serious |