Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 1 Jan 2013 | Conwy | 3 | 2 | Slight |
| Thu 3 Jan 2013 | Powys | 1 | 1 | Slight |
| Fri 4 Jan 2013 | Conwy | 2 | 1 | Slight |
| Sun 6 Jan 2013 | Cardiff | 2 | 2 | Slight |
| Mon 7 Jan 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Tue 8 Jan 2013 | Rhondda, Cynon, Taff | 3 | 3 | Slight |
| Wed 9 Jan 2013 | Conwy | 2 | 1 | Slight |
| Wed 9 Jan 2013 | Cardiff | 2 | 2 | Slight |
| Thu 10 Jan 2013 | Powys | 1 | 1 | Slight |
| Thu 10 Jan 2013 | Conwy | 2 | 3 | Serious |
| Sun 13 Jan 2013 | Conwy | 2 | 1 | Slight |
| Tue 15 Jan 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Wed 16 Jan 2013 | Cardiff | 1 | 1 | Slight |
| Wed 16 Jan 2013 | Rhondda, Cynon, Taff | 3 | 1 | Slight |
| Sun 20 Jan 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Mon 21 Jan 2013 | Cardiff | 1 | 1 | Slight |
| Mon 21 Jan 2013 | Powys | 2 | 1 | Slight |
| Tue 22 Jan 2013 | Cardiff | 1 | 1 | Slight |
| Sat 26 Jan 2013 | Cardiff | 2 | 1 | Slight |
| Mon 28 Jan 2013 | Cardiff | 2 | 1 | Slight |
| Mon 28 Jan 2013 | Powys | 1 | 1 | Slight |
| Mon 28 Jan 2013 | Cardiff | 2 | 1 | Slight |
| Tue 29 Jan 2013 | Rhondda, Cynon, Taff | 2 | 2 | Slight |
| Thu 31 Jan 2013 | Gwynedd | 1 | 1 | Slight |
| Fri 8 Feb 2013 | Conwy | 2 | 2 | Slight |
| Sat 9 Feb 2013 | Conwy | 2 | 1 | Slight |
| Wed 13 Feb 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Sun 17 Feb 2013 | Cardiff | 1 | 1 | Serious |
| Thu 21 Feb 2013 | Merthyr Tydfil | 2 | 2 | Slight |
| Fri 22 Feb 2013 | Conwy | 2 | 3 | Serious |
| Sun 24 Feb 2013 | Merthyr Tydfil | 2 | 1 | Slight |
| Thu 28 Feb 2013 | Merthyr Tydfil | 1 | 1 | Serious |
| Tue 5 Mar 2013 | Cardiff | 3 | 2 | Slight |
| Tue 5 Mar 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Fri 8 Mar 2013 | Powys | 3 | 1 | Slight |
| Tue 12 Mar 2013 | Cardiff | 2 | 1 | Slight |
| Sat 16 Mar 2013 | Cardiff | 1 | 1 | Slight |
| Fri 22 Mar 2013 | Powys | 1 | 1 | Slight |
| Thu 28 Mar 2013 | Cardiff | 2 | 2 | Slight |
| Tue 2 Apr 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Sun 7 Apr 2013 | Powys | 3 | 1 | Slight |
| Tue 9 Apr 2013 | Powys | 3 | 1 | Slight |
| Wed 10 Apr 2013 | Cardiff | 2 | 1 | Slight |
| Wed 10 Apr 2013 | Cardiff | 2 | 1 | Slight |
| Sun 14 Apr 2013 | Gwynedd | 2 | 1 | Slight |
| Sun 14 Apr 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Wed 17 Apr 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Mon 22 Apr 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Mon 22 Apr 2013 | Cardiff | 3 | 1 | Slight |
| Fri 26 Apr 2013 | Conwy | 2 | 1 | Slight |
| Fri 26 Apr 2013 | Gwynedd | 2 | 1 | Slight |
| Sat 27 Apr 2013 | Rhondda, Cynon, Taff | 1 | 4 | Slight |
| Sun 28 Apr 2013 | Gwynedd | 1 | 1 | Slight |
| Sun 28 Apr 2013 | Conwy | 1 | 1 | Slight |
| Mon 29 Apr 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Tue 30 Apr 2013 | Conwy | 2 | 1 | Slight |
| Tue 30 Apr 2013 | Powys | 1 | 1 | Slight |
| Wed 1 May 2013 | Cardiff | 2 | 2 | Slight |
| Thu 2 May 2013 | Cardiff | 1 | 1 | Slight |
| Sat 4 May 2013 | Cardiff | 2 | 1 | Serious |
| Mon 6 May 2013 | Powys | 3 | 1 | Slight |
| Fri 10 May 2013 | Powys | 1 | 2 | Slight |
| Fri 10 May 2013 | Powys | 1 | 1 | Slight |
| Fri 10 May 2013 | Cardiff | 2 | 1 | Slight |
| Sun 12 May 2013 | Conwy | 2 | 1 | Slight |
| Sun 12 May 2013 | Gwynedd | 1 | 1 | Serious |
| Thu 16 May 2013 | Gwynedd | 2 | 1 | Slight |
| Fri 17 May 2013 | Powys | 1 | 2 | Slight |
| Sat 18 May 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Fri 24 May 2013 | Conwy | 2 | 2 | Slight |
| Sun 26 May 2013 | Merthyr Tydfil | 2 | 1 | Slight |
| Mon 27 May 2013 | Conwy | 1 | 1 | Slight |
| Mon 27 May 2013 | Conwy | 2 | 1 | Slight |
| Tue 28 May 2013 | Gwynedd | 1 | 1 | Slight |
| Tue 28 May 2013 | Merthyr Tydfil | 2 | 2 | Slight |
| Wed 29 May 2013 | Powys | 1 | 1 | Slight |
| Thu 30 May 2013 | Conwy | 2 | 1 | Serious |
| Sat 1 Jun 2013 | Gwynedd | 2 | 1 | Slight |
| Sun 2 Jun 2013 | Powys | 2 | 2 | Serious |
| Mon 3 Jun 2013 | Rhondda, Cynon, Taff | 2 | 2 | Slight |
| Tue 4 Jun 2013 | Powys | 4 | 3 | Slight |
| Tue 4 Jun 2013 | Conwy | 3 | 1 | Serious |
| Thu 6 Jun 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Sun 9 Jun 2013 | Powys | 2 | 1 | Slight |
| Sun 9 Jun 2013 | Gwynedd | 2 | 1 | Slight |
| Sun 9 Jun 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Sun 9 Jun 2013 | Rhondda, Cynon, Taff | 2 | 3 | Slight |
| Mon 10 Jun 2013 | Powys | 2 | 1 | Slight |
| Mon 10 Jun 2013 | Powys | 2 | 1 | Slight |
| Fri 14 Jun 2013 | Cardiff | 1 | 2 | Slight |
| Tue 18 Jun 2013 | Cardiff | 2 | 2 | Slight |
| Fri 21 Jun 2013 | Cardiff | 2 | 1 | Slight |
| Sat 22 Jun 2013 | Gwynedd | 1 | 5 | Serious |
| Sun 23 Jun 2013 | Cardiff | 2 | 1 | Slight |
| Mon 24 Jun 2013 | Rhondda, Cynon, Taff | 2 | 2 | Slight |
| Mon 24 Jun 2013 | Powys | 2 | 1 | Slight |
| Tue 25 Jun 2013 | Cardiff | 2 | 1 | Slight |
| Tue 25 Jun 2013 | Conwy | 2 | 2 | Slight |
| Fri 5 Jul 2013 | Rhondda, Cynon, Taff | 3 | 2 | Serious |
| Sat 6 Jul 2013 | Merthyr Tydfil | 2 | 1 | Slight |
| Sat 6 Jul 2013 | Cardiff | 3 | 2 | Slight |
| Sun 7 Jul 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Tue 9 Jul 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Wed 10 Jul 2013 | Powys | 3 | 1 | Slight |
| Thu 11 Jul 2013 | Rhondda, Cynon, Taff | 3 | 1 | Slight |
| Fri 12 Jul 2013 | Cardiff | 1 | 1 | Slight |
| Sun 14 Jul 2013 | Conwy | 1 | 1 | Slight |
| Mon 15 Jul 2013 | Cardiff | 2 | 2 | Slight |
| Tue 16 Jul 2013 | Conwy | 4 | 1 | Slight |
| Wed 17 Jul 2013 | Cardiff | 2 | 6 | Slight |
| Wed 17 Jul 2013 | Cardiff | 2 | 2 | Slight |
| Fri 19 Jul 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Fri 19 Jul 2013 | Gwynedd | 3 | 1 | Slight |
| Fri 19 Jul 2013 | Cardiff | 2 | 1 | Slight |
| Fri 19 Jul 2013 | Merthyr Tydfil | 2 | 4 | Serious |
| Fri 19 Jul 2013 | Powys | 2 | 1 | Serious |
| Sat 20 Jul 2013 | Rhondda, Cynon, Taff | 2 | 3 | Slight |
| Sun 21 Jul 2013 | Powys | 4 | 2 | Serious |
| Sun 21 Jul 2013 | Conwy | 2 | 2 | Slight |
| Mon 22 Jul 2013 | Powys | 1 | 1 | Slight |
| Thu 25 Jul 2013 | Cardiff | 2 | 1 | Slight |
| Thu 25 Jul 2013 | Powys | 2 | 2 | Slight |
| Fri 26 Jul 2013 | Powys | 3 | 4 | Slight |
| Sat 27 Jul 2013 | Powys | 4 | 2 | Slight |
| Sat 27 Jul 2013 | Conwy | 2 | 2 | Slight |
| Mon 29 Jul 2013 | Rhondda, Cynon, Taff | 2 | 2 | Slight |
| Wed 31 Jul 2013 | Merthyr Tydfil | 2 | 4 | Slight |
| Sat 3 Aug 2013 | Rhondda, Cynon, Taff | 2 | 2 | Serious |
| Fri 9 Aug 2013 | Conwy | 1 | 1 | Serious |
| Sat 10 Aug 2013 | Gwynedd | 2 | 2 | Slight |
| Sat 10 Aug 2013 | Conwy | 2 | 2 | Slight |
| Fri 16 Aug 2013 | Cardiff | 2 | 2 | Slight |
| Fri 16 Aug 2013 | Rhondda, Cynon, Taff | 1 | 2 | Slight |
| Sun 18 Aug 2013 | Gwynedd | 3 | 1 | Serious |
| Tue 20 Aug 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Fri 23 Aug 2013 | Powys | 1 | 2 | Serious |
| Sun 25 Aug 2013 | Merthyr Tydfil | 2 | 1 | Slight |
| Sun 25 Aug 2013 | Gwynedd | 2 | 1 | Slight |
| Mon 26 Aug 2013 | Powys | 2 | 1 | Slight |
| Wed 28 Aug 2013 | Cardiff | 2 | 1 | Slight |
| Thu 29 Aug 2013 | Conwy | 1 | 1 | Slight |
| Fri 30 Aug 2013 | Powys | 1 | 1 | Slight |
| Sun 1 Sep 2013 | Gwynedd | 2 | 1 | Slight |
| Sun 1 Sep 2013 | Powys | 6 | 4 | Serious |
| Tue 3 Sep 2013 | Cardiff | 1 | 1 | Slight |
| Thu 5 Sep 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Thu 5 Sep 2013 | Conwy | 2 | 1 | Slight |
| Fri 6 Sep 2013 | Powys | 4 | 1 | Slight |
| Fri 6 Sep 2013 | Conwy | 1 | 2 | Slight |
| Mon 9 Sep 2013 | Cardiff | 2 | 1 | Slight |
| Fri 13 Sep 2013 | Conwy | 2 | 1 | Slight |
| Fri 13 Sep 2013 | Cardiff | 2 | 1 | Slight |
| Mon 16 Sep 2013 | Powys | 2 | 1 | Slight |
| Wed 18 Sep 2013 | Powys | 1 | 2 | Slight |
| Wed 18 Sep 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Thu 19 Sep 2013 | Powys | 2 | 3 | Slight |
| Thu 19 Sep 2013 | Merthyr Tydfil | 2 | 2 | Slight |
| Wed 25 Sep 2013 | Powys | 2 | 2 | Slight |
| Sat 28 Sep 2013 | Cardiff | 1 | 1 | Slight |
| Wed 2 Oct 2013 | Cardiff | 2 | 1 | Slight |
| Mon 14 Oct 2013 | Cardiff | 1 | 1 | Slight |
| Mon 14 Oct 2013 | Powys | 2 | 1 | Serious |
| Wed 16 Oct 2013 | Cardiff | 2 | 1 | Slight |
| Thu 17 Oct 2013 | Cardiff | 2 | 2 | Slight |
| Fri 18 Oct 2013 | Gwynedd | 3 | 1 | Slight |
| Tue 22 Oct 2013 | Cardiff | 1 | 2 | Slight |
| Tue 22 Oct 2013 | Merthyr Tydfil | 2 | 1 | Slight |
| Sat 26 Oct 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Tue 29 Oct 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Tue 29 Oct 2013 | Powys | 2 | 2 | Serious |
| Wed 30 Oct 2013 | Rhondda, Cynon, Taff | 2 | 2 | Slight |
| Thu 31 Oct 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Fri 1 Nov 2013 | Cardiff | 2 | 1 | Slight |
| Fri 1 Nov 2013 | Powys | 3 | 4 | Serious |
| Fri 1 Nov 2013 | Conwy | 2 | 1 | Slight |
| Sat 2 Nov 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Mon 4 Nov 2013 | Gwynedd | 1 | 3 | Slight |
| Thu 7 Nov 2013 | Rhondda, Cynon, Taff | 3 | 1 | Slight |
| Fri 8 Nov 2013 | Gwynedd | 4 | 4 | Slight |
| Fri 8 Nov 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |
| Tue 12 Nov 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Tue 12 Nov 2013 | Powys | 2 | 1 | Serious |
| Fri 15 Nov 2013 | Powys | 2 | 1 | Slight |
| Sat 16 Nov 2013 | Powys | 1 | 1 | Slight |
| Sun 17 Nov 2013 | Conwy | 2 | 1 | Slight |
| Sun 17 Nov 2013 | Cardiff | 2 | 1 | Slight |
| Tue 19 Nov 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Sat 23 Nov 2013 | Powys | 1 | 1 | Slight |
| Sun 24 Nov 2013 | Cardiff | 1 | 1 | Slight |
| Tue 26 Nov 2013 | Merthyr Tydfil | 3 | 1 | Slight |
| Sat 30 Nov 2013 | Powys | 1 | 1 | Slight |
| Mon 2 Dec 2013 | Gwynedd | 1 | 1 | Slight |
| Tue 3 Dec 2013 | Conwy | 3 | 2 | Serious |
| Wed 4 Dec 2013 | Cardiff | 3 | 1 | Slight |
| Wed 4 Dec 2013 | Conwy | 2 | 1 | Slight |
| Thu 5 Dec 2013 | Powys | 3 | 2 | Slight |
| Fri 6 Dec 2013 | Cardiff | 2 | 1 | Slight |
| Fri 6 Dec 2013 | Conwy | 2 | 1 | Slight |
| Sat 7 Dec 2013 | Powys | 2 | 1 | Slight |
| Mon 9 Dec 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Fri 13 Dec 2013 | Powys | 2 | 1 | Slight |
| Fri 13 Dec 2013 | Powys | 2 | 1 | Slight |
| Fri 13 Dec 2013 | Gwynedd | 2 | 1 | Slight |
| Sun 15 Dec 2013 | Rhondda, Cynon, Taff | 2 | 4 | Slight |
| Wed 18 Dec 2013 | Cardiff | 3 | 1 | Slight |
| Fri 20 Dec 2013 | Merthyr Tydfil | 2 | 2 | Slight |
| Fri 20 Dec 2013 | Merthyr Tydfil | 1 | 1 | Slight |
| Fri 20 Dec 2013 | Rhondda, Cynon, Taff | 2 | 1 | Slight |
| Sat 21 Dec 2013 | Conwy | 2 | 2 | Slight |
| Sat 21 Dec 2013 | Conwy | 2 | 2 | Serious |
| Sun 22 Dec 2013 | Powys | 1 | 1 | Slight |
| Sun 22 Dec 2013 | Powys | 3 | 1 | Slight |
| Thu 26 Dec 2013 | Merthyr Tydfil | 6 | 6 | Slight |
| Thu 26 Dec 2013 | Conwy | 2 | 2 | Slight |
| Fri 27 Dec 2013 | Rhondda, Cynon, Taff | 1 | 1 | Slight |