Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 7 Jan 2011 | Flintshire | 1 | 1 | Slight |
| Sun 9 Jan 2011 | Conwy | 1 | 1 | Slight |
| Tue 11 Jan 2011 | Cheshire West and Chester | 3 | 2 | Slight |
| Tue 11 Jan 2011 | Denbighshire | 2 | 2 | Slight |
| Tue 11 Jan 2011 | Isle of Anglesey | 2 | 2 | Slight |
| Fri 14 Jan 2011 | Cheshire West and Chester | 1 | 1 | Fatal |
| Sat 15 Jan 2011 | Flintshire | 2 | 1 | Slight |
| Thu 20 Jan 2011 | Flintshire | 2 | 2 | Slight |
| Thu 20 Jan 2011 | Flintshire | 9 | 3 | Slight |
| Sat 22 Jan 2011 | Isle of Anglesey | 1 | 3 | Slight |
| Mon 24 Jan 2011 | Conwy | 2 | 1 | Slight |
| Tue 25 Jan 2011 | Conwy | 7 | 6 | Slight |
| Fri 28 Jan 2011 | Flintshire | 2 | 1 | Slight |
| Sun 30 Jan 2011 | Flintshire | 1 | 2 | Serious |
| Mon 31 Jan 2011 | Conwy | 2 | 1 | Slight |
| Wed 9 Feb 2011 | Conwy | 2 | 1 | Slight |
| Thu 10 Feb 2011 | Flintshire | 1 | 2 | Serious |
| Fri 11 Feb 2011 | Isle of Anglesey | 2 | 2 | Serious |
| Thu 17 Feb 2011 | Flintshire | 2 | 1 | Slight |
| Sun 20 Feb 2011 | Isle of Anglesey | 1 | 3 | Serious |
| Thu 24 Feb 2011 | Gwynedd | 2 | 2 | Slight |
| Fri 25 Feb 2011 | Gwynedd | 2 | 1 | Serious |
| Sat 5 Mar 2011 | Cheshire West and Chester | 2 | 2 | Slight |
| Fri 11 Mar 2011 | Gwynedd | 2 | 1 | Slight |
| Thu 17 Mar 2011 | Conwy | 3 | 3 | Slight |
| Sun 20 Mar 2011 | Cheshire West and Chester | 3 | 5 | Serious |
| Mon 21 Mar 2011 | Cheshire West and Chester | 2 | 3 | Slight |
| Sun 3 Apr 2011 | Conwy | 1 | 1 | Slight |
| Wed 6 Apr 2011 | Flintshire | 1 | 1 | Slight |
| Thu 7 Apr 2011 | Conwy | 2 | 2 | Slight |
| Fri 8 Apr 2011 | Cheshire West and Chester | 4 | 2 | Slight |
| Sun 10 Apr 2011 | Conwy | 2 | 1 | Slight |
| Sun 10 Apr 2011 | Denbighshire | 2 | 3 | Slight |
| Mon 11 Apr 2011 | Denbighshire | 1 | 1 | Slight |
| Tue 12 Apr 2011 | Isle of Anglesey | 2 | 1 | Serious |
| Wed 13 Apr 2011 | Isle of Anglesey | 3 | 2 | Fatal |
| Fri 15 Apr 2011 | Flintshire | 1 | 2 | Slight |
| Wed 20 Apr 2011 | Conwy | 1 | 1 | Slight |
| Sun 24 Apr 2011 | Conwy | 2 | 1 | Slight |
| Mon 25 Apr 2011 | Flintshire | 2 | 1 | Slight |
| Mon 25 Apr 2011 | Flintshire | 2 | 1 | Slight |
| Thu 28 Apr 2011 | Conwy | 2 | 1 | Slight |
| Thu 28 Apr 2011 | Flintshire | 2 | 1 | Slight |
| Fri 29 Apr 2011 | Cheshire West and Chester | 2 | 1 | Serious |
| Sun 1 May 2011 | Conwy | 1 | 1 | Slight |
| Sun 1 May 2011 | Cheshire West and Chester | 4 | 4 | Slight |
| Sun 1 May 2011 | Cheshire West and Chester | 2 | 2 | Slight |
| Tue 3 May 2011 | Cheshire West and Chester | 2 | 1 | Slight |
| Wed 4 May 2011 | Cheshire West and Chester | 2 | 1 | Slight |
| Sat 7 May 2011 | Flintshire | 2 | 3 | Slight |
| Thu 12 May 2011 | Isle of Anglesey | 2 | 1 | Slight |
| Fri 20 May 2011 | Cheshire West and Chester | 2 | 1 | Slight |
| Tue 24 May 2011 | Conwy | 2 | 3 | Slight |
| Mon 30 May 2011 | Flintshire | 2 | 1 | Slight |
| Thu 2 Jun 2011 | Cheshire West and Chester | 4 | 10 | Slight |
| Thu 2 Jun 2011 | Flintshire | 2 | 3 | Slight |
| Fri 3 Jun 2011 | Isle of Anglesey | 1 | 1 | Slight |
| Sun 5 Jun 2011 | Cheshire West and Chester | 3 | 1 | Serious |
| Tue 7 Jun 2011 | Denbighshire | 2 | 1 | Serious |
| Wed 8 Jun 2011 | Flintshire | 2 | 1 | Slight |
| Mon 13 Jun 2011 | Flintshire | 2 | 1 | Slight |
| Wed 15 Jun 2011 | Conwy | 2 | 1 | Slight |
| Wed 15 Jun 2011 | Flintshire | 2 | 1 | Fatal |
| Sat 18 Jun 2011 | Conwy | 2 | 1 | Slight |
| Mon 20 Jun 2011 | Flintshire | 2 | 1 | Slight |
| Wed 22 Jun 2011 | Gwynedd | 2 | 1 | Slight |
| Wed 22 Jun 2011 | Cheshire West and Chester | 1 | 1 | Slight |
| Thu 23 Jun 2011 | Gwynedd | 1 | 1 | Slight |
| Thu 23 Jun 2011 | Flintshire | 1 | 2 | Slight |
| Sun 26 Jun 2011 | Flintshire | 2 | 2 | Slight |
| Thu 30 Jun 2011 | Isle of Anglesey | 2 | 3 | Slight |
| Tue 5 Jul 2011 | Flintshire | 2 | 1 | Slight |
| Thu 7 Jul 2011 | Denbighshire | 2 | 1 | Slight |
| Thu 7 Jul 2011 | Isle of Anglesey | 2 | 1 | Slight |
| Thu 7 Jul 2011 | Cheshire West and Chester | 2 | 1 | Serious |
| Thu 7 Jul 2011 | Conwy | 2 | 1 | Slight |
| Sun 10 Jul 2011 | Flintshire | 2 | 1 | Slight |
| Thu 14 Jul 2011 | Conwy | 2 | 2 | Slight |
| Sun 17 Jul 2011 | Flintshire | 1 | 1 | Slight |
| Sat 23 Jul 2011 | Cheshire West and Chester | 1 | 2 | Serious |
| Sat 23 Jul 2011 | Flintshire | 6 | 2 | Slight |
| Sat 6 Aug 2011 | Gwynedd | 2 | 1 | Serious |
| Sun 7 Aug 2011 | Flintshire | 1 | 1 | Slight |
| Mon 15 Aug 2011 | Cheshire West and Chester | 2 | 1 | Slight |
| Mon 15 Aug 2011 | Denbighshire | 2 | 3 | Slight |
| Wed 17 Aug 2011 | Isle of Anglesey | 2 | 1 | Slight |
| Sat 20 Aug 2011 | Cheshire West and Chester | 2 | 2 | Slight |
| Mon 22 Aug 2011 | Isle of Anglesey | 2 | 1 | Serious |
| Wed 24 Aug 2011 | Cheshire West and Chester | 2 | 4 | Slight |
| Thu 25 Aug 2011 | Conwy | 2 | 1 | Slight |
| Sat 27 Aug 2011 | Conwy | 1 | 1 | Slight |
| Sun 28 Aug 2011 | Conwy | 2 | 4 | Serious |
| Mon 29 Aug 2011 | Flintshire | 3 | 1 | Slight |
| Sat 10 Sep 2011 | Conwy | 1 | 1 | Slight |
| Thu 15 Sep 2011 | Conwy | 3 | 3 | Slight |
| Sun 18 Sep 2011 | Conwy | 1 | 1 | Slight |
| Tue 20 Sep 2011 | Conwy | 1 | 1 | Slight |
| Thu 29 Sep 2011 | Conwy | 2 | 1 | Slight |
| Sun 2 Oct 2011 | Gwynedd | 2 | 2 | Slight |
| Sun 2 Oct 2011 | Gwynedd | 3 | 4 | Slight |
| Tue 4 Oct 2011 | Conwy | 2 | 1 | Slight |
| Thu 13 Oct 2011 | Flintshire | 1 | 1 | Slight |
| Thu 13 Oct 2011 | Denbighshire | 1 | 1 | Slight |
| Mon 17 Oct 2011 | Cheshire West and Chester | 2 | 1 | Slight |
| Tue 18 Oct 2011 | Conwy | 2 | 1 | Slight |
| Thu 20 Oct 2011 | Flintshire | 2 | 1 | Slight |
| Mon 24 Oct 2011 | Cheshire West and Chester | 2 | 2 | Slight |
| Tue 25 Oct 2011 | Flintshire | 3 | 2 | Slight |
| Tue 25 Oct 2011 | Gwynedd | 1 | 2 | Slight |
| Sun 30 Oct 2011 | Flintshire | 1 | 1 | Slight |
| Thu 3 Nov 2011 | Cheshire West and Chester | 2 | 1 | Slight |
| Fri 4 Nov 2011 | Denbighshire | 2 | 3 | Slight |
| Mon 7 Nov 2011 | Cheshire West and Chester | 2 | 2 | Serious |
| Thu 17 Nov 2011 | Conwy | 4 | 1 | Slight |
| Thu 17 Nov 2011 | Flintshire | 2 | 2 | Slight |
| Sun 20 Nov 2011 | Conwy | 2 | 1 | Slight |
| Wed 23 Nov 2011 | Denbighshire | 1 | 2 | Slight |
| Sat 26 Nov 2011 | Flintshire | 1 | 1 | Slight |
| Sat 26 Nov 2011 | Conwy | 2 | 1 | Slight |
| Sat 26 Nov 2011 | Isle of Anglesey | 2 | 1 | Slight |
| Sat 26 Nov 2011 | Conwy | 2 | 1 | Slight |
| Sat 26 Nov 2011 | Conwy | 2 | 2 | Slight |
| Mon 28 Nov 2011 | Denbighshire | 2 | 1 | Serious |
| Tue 29 Nov 2011 | Conwy | 2 | 1 | Slight |
| Tue 6 Dec 2011 | Denbighshire | 1 | 1 | Slight |
| Tue 6 Dec 2011 | Denbighshire | 1 | 1 | Slight |
| Tue 6 Dec 2011 | Conwy | 2 | 1 | Slight |
| Thu 8 Dec 2011 | Flintshire | 2 | 1 | Slight |
| Fri 16 Dec 2011 | Flintshire | 2 | 1 | Slight |
| Fri 16 Dec 2011 | Flintshire | 2 | 1 | Slight |
| Sat 17 Dec 2011 | Conwy | 2 | 1 | Slight |
| Sat 17 Dec 2011 | Conwy | 3 | 3 | Slight |
| Mon 19 Dec 2011 | Cheshire West and Chester | 2 | 1 | Serious |
| Thu 22 Dec 2011 | Isle of Anglesey | 2 | 2 | Slight |