Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 4 Jan 2004 | Caerphilly | 1 | 4 | Slight |
| Wed 7 Jan 2004 | Caerphilly | 2 | 1 | Serious |
| Wed 7 Jan 2004 | Caerphilly | 2 | 1 | Slight |
| Sun 11 Jan 2004 | Caerphilly | 1 | 1 | Slight |
| Sat 31 Jan 2004 | Caerphilly | 1 | 1 | Serious |
| Wed 11 Feb 2004 | Caerphilly | 1 | 1 | Serious |
| Fri 20 Feb 2004 | Caerphilly | 3 | 1 | Slight |
| Fri 23 Apr 2004 | Caerphilly | 2 | 1 | Slight |
| Tue 4 May 2004 | Caerphilly | 2 | 2 | Slight |
| Thu 6 May 2004 | Caerphilly | 1 | 1 | Slight |
| Tue 11 May 2004 | Caerphilly | 1 | 1 | Serious |
| Wed 19 May 2004 | Caerphilly | 1 | 1 | Slight |
| Tue 13 Jul 2004 | Caerphilly | 1 | 1 | Slight |
| Thu 15 Jul 2004 | Caerphilly | 2 | 1 | Slight |
| Thu 29 Jul 2004 | Caerphilly | 2 | 2 | Fatal |
| Wed 11 Aug 2004 | Caerphilly | 2 | 1 | Slight |
| Mon 16 Aug 2004 | Caerphilly | 1 | 1 | Slight |
| Thu 19 Aug 2004 | Caerphilly | 2 | 1 | Slight |
| Wed 8 Sep 2004 | Caerphilly | 2 | 1 | Slight |
| Sat 11 Sep 2004 | Caerphilly | 2 | 4 | Slight |
| Thu 7 Oct 2004 | Caerphilly | 2 | 1 | Slight |
| Fri 8 Oct 2004 | Caerphilly | 2 | 2 | Serious |
| Fri 15 Oct 2004 | Caerphilly | 2 | 1 | Slight |
| Tue 26 Oct 2004 | Caerphilly | 4 | 2 | Slight |
| Thu 4 Nov 2004 | Caerphilly | 2 | 1 | Slight |
| Thu 18 Nov 2004 | Caerphilly | 1 | 1 | Slight |
| Tue 7 Dec 2004 | Caerphilly | 2 | 1 | Slight |
| Fri 10 Dec 2004 | Caerphilly | 2 | 1 | Slight |
| Mon 13 Dec 2004 | Caerphilly | 1 | 2 | Slight |