Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 22 Jan 2013 | Gwynedd | 1 | 2 | Serious |
| Mon 11 Feb 2013 | Gwynedd | 1 | 1 | Slight |
| Fri 15 Feb 2013 | Gwynedd | 2 | 1 | Slight |
| Tue 12 Mar 2013 | Gwynedd | 1 | 2 | Serious |
| Sun 5 May 2013 | Gwynedd | 2 | 1 | Slight |
| Sat 25 May 2013 | Gwynedd | 2 | 2 | Slight |
| Sun 26 May 2013 | Gwynedd | 1 | 1 | Slight |
| Fri 7 Jun 2013 | Gwynedd | 2 | 2 | Slight |
| Mon 24 Jun 2013 | Gwynedd | 2 | 4 | Serious |
| Fri 28 Jun 2013 | Gwynedd | 1 | 1 | Slight |
| Thu 22 Aug 2013 | Gwynedd | 3 | 1 | Serious |
| Sat 24 Aug 2013 | Gwynedd | 3 | 2 | Slight |
| Wed 11 Sep 2013 | Gwynedd | 2 | 2 | Slight |
| Mon 30 Sep 2013 | Gwynedd | 2 | 2 | Serious |
| Tue 22 Oct 2013 | Gwynedd | 2 | 1 | Slight |
| Wed 11 Dec 2013 | Gwynedd | 2 | 1 | Slight |
| Fri 13 Dec 2013 | Gwynedd | 2 | 1 | Slight |