Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 6 Jan 2012 | The Vale of Glamorgan | 3 | 3 | Slight |
| Wed 18 Jan 2012 | The Vale of Glamorgan | 2 | 1 | Slight |
| Fri 23 Mar 2012 | The Vale of Glamorgan | 2 | 1 | Slight |
| Wed 28 Mar 2012 | The Vale of Glamorgan | 2 | 1 | Slight |
| Thu 3 May 2012 | The Vale of Glamorgan | 2 | 1 | Slight |
| Sun 20 May 2012 | The Vale of Glamorgan | 1 | 2 | Slight |
| Mon 25 Jun 2012 | The Vale of Glamorgan | 1 | 1 | Serious |
| Fri 17 Aug 2012 | Cardiff | 2 | 2 | Slight |
| Sat 18 Aug 2012 | The Vale of Glamorgan | 1 | 1 | Slight |
| Sat 8 Sep 2012 | The Vale of Glamorgan | 3 | 1 | Slight |
| Sat 29 Sep 2012 | Cardiff | 1 | 1 | Slight |
| Tue 2 Oct 2012 | The Vale of Glamorgan | 2 | 2 | Slight |
| Fri 12 Oct 2012 | The Vale of Glamorgan | 2 | 1 | Slight |
| Mon 19 Nov 2012 | The Vale of Glamorgan | 2 | 1 | Slight |
| Tue 20 Nov 2012 | The Vale of Glamorgan | 3 | 1 | Slight |
| Tue 18 Dec 2012 | The Vale of Glamorgan | 1 | 1 | Slight |