Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 12 Feb 1999 | Caerphilly | 2 | 1 | Slight |
| Mon 22 Feb 1999 | Caerphilly | 2 | 3 | Slight |
| Tue 9 Mar 1999 | Caerphilly | 1 | 1 | Slight |
| Fri 2 Apr 1999 | Caerphilly | 2 | 1 | Slight |
| Sun 11 Apr 1999 | Caerphilly | 2 | 2 | Slight |
| Thu 15 Apr 1999 | Caerphilly | 2 | 1 | Slight |
| Thu 15 Apr 1999 | Caerphilly | 2 | 1 | Slight |
| Sat 8 May 1999 | Caerphilly | 1 | 1 | Slight |
| Mon 10 May 1999 | Caerphilly | 2 | 1 | Slight |
| Wed 30 Jun 1999 | Caerphilly | 2 | 2 | Slight |
| Wed 28 Jul 1999 | Caerphilly | 2 | 1 | Slight |
| Wed 4 Aug 1999 | Caerphilly | 3 | 1 | Slight |
| Wed 18 Aug 1999 | Caerphilly | 2 | 1 | Slight |
| Tue 31 Aug 1999 | Caerphilly | 1 | 1 | Slight |
| Tue 28 Sep 1999 | Caerphilly | 2 | 1 | Slight |
| Mon 4 Oct 1999 | Caerphilly | 1 | 1 | Slight |
| Sat 20 Nov 1999 | Caerphilly | 1 | 1 | Slight |
| Mon 29 Nov 1999 | Caerphilly | 2 | 3 | Slight |
| Thu 2 Dec 1999 | Caerphilly | 1 | 1 | Serious |
| Thu 30 Dec 1999 | Caerphilly | 1 | 1 | Slight |