Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 20 Apr 2011 | Cardiff | 2 | 3 | Slight |
| Sat 7 May 2011 | The Vale of Glamorgan | 3 | 2 | Slight |
| Thu 9 Jun 2011 | The Vale of Glamorgan | 3 | 1 | Slight |
| Mon 27 Jun 2011 | The Vale of Glamorgan | 2 | 1 | Slight |
| Wed 20 Jul 2011 | The Vale of Glamorgan | 2 | 2 | Slight |
| Wed 20 Jul 2011 | Cardiff | 1 | 2 | Serious |
| Mon 25 Jul 2011 | The Vale of Glamorgan | 1 | 1 | Slight |
| Fri 26 Aug 2011 | Cardiff | 2 | 1 | Slight |
| Tue 4 Oct 2011 | The Vale of Glamorgan | 1 | 2 | Slight |
| Thu 13 Oct 2011 | Cardiff | 2 | 1 | Slight |
| Sat 26 Nov 2011 | The Vale of Glamorgan | 3 | 2 | Slight |
| Wed 30 Nov 2011 | The Vale of Glamorgan | 2 | 3 | Slight |
| Wed 30 Nov 2011 | The Vale of Glamorgan | 2 | 1 | Serious |
| Thu 1 Dec 2011 | The Vale of Glamorgan | 2 | 1 | Slight |
| Mon 12 Dec 2011 | The Vale of Glamorgan | 2 | 1 | Slight |
| Wed 28 Dec 2011 | The Vale of Glamorgan | 3 | 2 | Slight |