Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 1 Jan 2012 | Leeds | 2 | 2 | Slight |
| Wed 4 Jan 2012 | Leeds | 2 | 2 | Slight |
| Thu 5 Jan 2012 | Leeds | 2 | 1 | Slight |
| Fri 6 Jan 2012 | Calderdale | 2 | 1 | Serious |
| Mon 9 Jan 2012 | Kirklees | 2 | 1 | Slight |
| Thu 12 Jan 2012 | Leeds | 1 | 1 | Slight |
| Fri 13 Jan 2012 | Calderdale | 3 | 1 | Slight |
| Sat 21 Jan 2012 | Leeds | 2 | 1 | Serious |
| Sat 21 Jan 2012 | Leeds | 2 | 1 | Slight |
| Sat 21 Jan 2012 | Leeds | 2 | 1 | Slight |
| Thu 26 Jan 2012 | Kirklees | 2 | 1 | Serious |
| Wed 1 Feb 2012 | Leeds | 2 | 1 | Slight |
| Sat 4 Feb 2012 | Kirklees | 3 | 4 | Slight |
| Sun 5 Feb 2012 | Leeds | 1 | 1 | Slight |
| Mon 6 Feb 2012 | Kirklees | 2 | 1 | Slight |
| Thu 16 Feb 2012 | Kirklees | 2 | 1 | Slight |
| Fri 9 Mar 2012 | Kirklees | 1 | 2 | Slight |
| Fri 16 Mar 2012 | Leeds | 2 | 2 | Slight |
| Sun 18 Mar 2012 | Kirklees | 2 | 1 | Slight |
| Mon 19 Mar 2012 | Leeds | 2 | 1 | Slight |
| Mon 19 Mar 2012 | Leeds | 2 | 1 | Slight |
| Thu 22 Mar 2012 | Calderdale | 1 | 1 | Slight |
| Wed 28 Mar 2012 | Leeds | 1 | 1 | Slight |
| Thu 29 Mar 2012 | Kirklees | 2 | 1 | Serious |
| Thu 5 Apr 2012 | Calderdale | 4 | 2 | Slight |
| Fri 27 Apr 2012 | Leeds | 2 | 1 | Slight |
| Fri 27 Apr 2012 | Leeds | 2 | 1 | Slight |
| Sat 28 Apr 2012 | Calderdale | 2 | 2 | Slight |
| Tue 1 May 2012 | Kirklees | 2 | 1 | Slight |
| Fri 4 May 2012 | Leeds | 2 | 1 | Slight |
| Tue 8 May 2012 | Leeds | 2 | 1 | Slight |
| Wed 9 May 2012 | Leeds | 2 | 2 | Slight |
| Thu 17 May 2012 | Leeds | 2 | 2 | Slight |
| Sat 19 May 2012 | Calderdale | 2 | 1 | Slight |
| Fri 25 May 2012 | Kirklees | 2 | 2 | Slight |
| Wed 20 Jun 2012 | Kirklees | 2 | 1 | Serious |
| Sat 23 Jun 2012 | Kirklees | 2 | 1 | Slight |
| Thu 12 Jul 2012 | Leeds | 2 | 1 | Slight |
| Thu 2 Aug 2012 | Kirklees | 2 | 2 | Slight |
| Sat 4 Aug 2012 | Kirklees | 2 | 1 | Serious |
| Sat 4 Aug 2012 | Leeds | 1 | 1 | Slight |
| Sun 5 Aug 2012 | Kirklees | 2 | 1 | Slight |
| Thu 9 Aug 2012 | Leeds | 2 | 1 | Serious |
| Fri 10 Aug 2012 | Leeds | 2 | 1 | Slight |
| Mon 13 Aug 2012 | Leeds | 1 | 2 | Slight |
| Tue 28 Aug 2012 | Kirklees | 2 | 1 | Slight |
| Sat 1 Sep 2012 | Leeds | 3 | 2 | Slight |
| Sun 2 Sep 2012 | Leeds | 3 | 2 | Slight |
| Fri 7 Sep 2012 | Kirklees | 2 | 1 | Serious |
| Tue 11 Sep 2012 | Kirklees | 3 | 3 | Slight |
| Tue 18 Sep 2012 | Leeds | 1 | 1 | Slight |
| Sun 30 Sep 2012 | Leeds | 2 | 2 | Slight |
| Fri 5 Oct 2012 | Leeds | 2 | 1 | Slight |
| Mon 8 Oct 2012 | Leeds | 2 | 1 | Serious |
| Wed 17 Oct 2012 | Kirklees | 1 | 1 | Slight |
| Fri 19 Oct 2012 | Kirklees | 1 | 2 | Slight |
| Tue 23 Oct 2012 | Kirklees | 1 | 1 | Serious |
| Tue 23 Oct 2012 | Leeds | 1 | 2 | Serious |
| Tue 23 Oct 2012 | Kirklees | 2 | 2 | Slight |
| Sun 28 Oct 2012 | Kirklees | 2 | 1 | Slight |
| Tue 30 Oct 2012 | Leeds | 2 | 1 | Slight |
| Wed 31 Oct 2012 | Leeds | 2 | 1 | Slight |
| Wed 31 Oct 2012 | Leeds | 2 | 1 | Slight |
| Wed 31 Oct 2012 | Leeds | 2 | 2 | Slight |
| Thu 1 Nov 2012 | Kirklees | 2 | 1 | Slight |
| Fri 2 Nov 2012 | Kirklees | 2 | 3 | Slight |
| Thu 8 Nov 2012 | Leeds | 2 | 1 | Slight |
| Thu 15 Nov 2012 | Kirklees | 2 | 2 | Slight |
| Fri 23 Nov 2012 | Kirklees | 2 | 1 | Serious |
| Tue 4 Dec 2012 | Calderdale | 2 | 1 | Slight |
| Wed 5 Dec 2012 | Kirklees | 2 | 1 | Serious |
| Fri 7 Dec 2012 | Leeds | 1 | 1 | Slight |
| Sat 8 Dec 2012 | Calderdale | 2 | 1 | Slight |
| Sat 8 Dec 2012 | Calderdale | 2 | 1 | Slight |
| Wed 12 Dec 2012 | Leeds | 5 | 3 | Slight |
| Thu 20 Dec 2012 | Kirklees | 3 | 4 | Slight |
| Thu 20 Dec 2012 | Kirklees | 2 | 3 | Slight |
| Fri 21 Dec 2012 | Leeds | 3 | 2 | Slight |