Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 9 Jan 1989 | Wakefield | 2 | 1 | Slight |
| Mon 9 Jan 1989 | Leeds | 2 | 1 | Slight |
| Fri 13 Jan 1989 | Leeds | 2 | 1 | Slight |
| Fri 13 Jan 1989 | Wakefield | 2 | 1 | Serious |
| Sat 14 Jan 1989 | Leeds | 2 | 1 | Slight |
| Sat 14 Jan 1989 | Wakefield | 1 | 1 | Slight |
| Tue 24 Jan 1989 | Wakefield | 5 | 1 | Slight |
| Tue 31 Jan 1989 | Leeds | 2 | 1 | Slight |
| Sun 5 Feb 1989 | Kirklees | 2 | 1 | Slight |
| Mon 6 Feb 1989 | Leeds | 3 | 1 | Serious |
| Thu 9 Feb 1989 | Kirklees | 1 | 1 | Slight |
| Sun 12 Feb 1989 | Wakefield | 2 | 1 | Slight |
| Mon 13 Feb 1989 | Wakefield | 2 | 1 | Slight |
| Mon 13 Feb 1989 | Wakefield | 2 | 1 | Slight |
| Thu 16 Feb 1989 | Leeds | 2 | 1 | Slight |
| Thu 16 Feb 1989 | Wakefield | 1 | 1 | Slight |
| Sun 19 Feb 1989 | Leeds | 1 | 1 | Slight |
| Mon 20 Feb 1989 | Kirklees | 4 | 2 | Slight |
| Wed 22 Feb 1989 | Wakefield | 2 | 1 | Slight |
| Thu 23 Feb 1989 | Wakefield | 3 | 1 | Slight |
| Fri 24 Feb 1989 | Wakefield | 2 | 1 | Slight |
| Sat 25 Feb 1989 | Wakefield | 2 | 1 | Serious |
| Wed 1 Mar 1989 | Kirklees | 3 | 1 | Slight |
| Wed 1 Mar 1989 | Wakefield | 1 | 1 | Slight |
| Thu 2 Mar 1989 | Leeds | 2 | 2 | Slight |
| Thu 2 Mar 1989 | Kirklees | 1 | 1 | Slight |
| Fri 3 Mar 1989 | Wakefield | 2 | 3 | Slight |
| Fri 3 Mar 1989 | Wakefield | 2 | 3 | Slight |
| Mon 6 Mar 1989 | Kirklees | 2 | 1 | Slight |
| Tue 7 Mar 1989 | Wakefield | 2 | 1 | Slight |
| Sun 12 Mar 1989 | Leeds | 1 | 1 | Serious |
| Sun 12 Mar 1989 | Kirklees | 1 | 1 | Slight |
| Mon 13 Mar 1989 | Kirklees | 3 | 2 | Slight |
| Fri 24 Mar 1989 | Leeds | 1 | 1 | Slight |
| Tue 28 Mar 1989 | Wakefield | 2 | 1 | Slight |
| Wed 29 Mar 1989 | Leeds | 1 | 1 | Slight |
| Wed 5 Apr 1989 | Kirklees | 1 | 1 | Slight |
| Fri 7 Apr 1989 | Leeds | 2 | 1 | Slight |
| Mon 10 Apr 1989 | Leeds | 1 | 1 | Slight |
| Sat 15 Apr 1989 | Wakefield | 1 | 1 | Slight |
| Sat 15 Apr 1989 | Leeds | 2 | 1 | Slight |
| Mon 17 Apr 1989 | Leeds | 3 | 2 | Slight |
| Fri 21 Apr 1989 | Leeds | 2 | 1 | Serious |
| Fri 21 Apr 1989 | Kirklees | 4 | 1 | Serious |
| Sat 22 Apr 1989 | Wakefield | 1 | 1 | Slight |
| Sat 22 Apr 1989 | Wakefield | 3 | 2 | Slight |
| Sun 23 Apr 1989 | Leeds | 1 | 1 | Slight |
| Sun 23 Apr 1989 | Kirklees | 1 | 1 | Slight |
| Thu 27 Apr 1989 | Wakefield | 3 | 1 | Slight |
| Mon 1 May 1989 | Kirklees | 2 | 1 | Serious |
| Fri 5 May 1989 | Wakefield | 1 | 1 | Serious |
| Sun 7 May 1989 | Wakefield | 1 | 1 | Slight |
| Tue 16 May 1989 | Kirklees | 1 | 1 | Slight |
| Tue 16 May 1989 | Leeds | 2 | 1 | Slight |
| Sat 20 May 1989 | Wakefield | 2 | 1 | Serious |
| Sun 21 May 1989 | Wakefield | 1 | 1 | Serious |
| Sun 21 May 1989 | Wakefield | 1 | 1 | Fatal |
| Fri 26 May 1989 | Leeds | 2 | 1 | Slight |
| Fri 2 Jun 1989 | Wakefield | 2 | 1 | Slight |
| Wed 7 Jun 1989 | Leeds | 2 | 2 | Slight |
| Thu 8 Jun 1989 | Wakefield | 2 | 1 | Slight |
| Sat 10 Jun 1989 | Leeds | 2 | 1 | Slight |
| Sat 10 Jun 1989 | Wakefield | 3 | 1 | Slight |
| Mon 12 Jun 1989 | Leeds | 2 | 1 | Slight |
| Mon 12 Jun 1989 | Wakefield | 2 | 1 | Serious |
| Wed 14 Jun 1989 | Leeds | 2 | 1 | Slight |
| Fri 16 Jun 1989 | Leeds | 3 | 1 | Slight |
| Sun 18 Jun 1989 | Kirklees | 2 | 2 | Serious |
| Mon 19 Jun 1989 | Leeds | 2 | 1 | Slight |
| Tue 20 Jun 1989 | Wakefield | 1 | 1 | Slight |
| Sat 24 Jun 1989 | Leeds | 1 | 1 | Serious |
| Sat 24 Jun 1989 | Leeds | 2 | 1 | Slight |
| Sat 24 Jun 1989 | Kirklees | 2 | 1 | Slight |
| Sun 25 Jun 1989 | Kirklees | 2 | 1 | Slight |
| Tue 27 Jun 1989 | Wakefield | 2 | 1 | Serious |
| Wed 28 Jun 1989 | Wakefield | 3 | 1 | Slight |
| Fri 30 Jun 1989 | Kirklees | 2 | 2 | Slight |
| Fri 30 Jun 1989 | Leeds | 4 | 1 | Slight |
| Sat 1 Jul 1989 | Leeds | 1 | 2 | Fatal |
| Sat 1 Jul 1989 | Wakefield | 1 | 1 | Serious |
| Sat 1 Jul 1989 | Wakefield | 1 | 1 | Slight |
| Sat 1 Jul 1989 | Leeds | 3 | 2 | Slight |
| Sun 2 Jul 1989 | Leeds | 2 | 1 | Slight |
| Wed 5 Jul 1989 | Wakefield | 3 | 1 | Slight |
| Thu 6 Jul 1989 | Leeds | 2 | 2 | Serious |
| Sat 8 Jul 1989 | Leeds | 1 | 1 | Slight |
| Tue 11 Jul 1989 | Wakefield | 1 | 1 | Slight |
| Wed 12 Jul 1989 | Leeds | 2 | 1 | Slight |
| Thu 13 Jul 1989 | Leeds | 2 | 1 | Slight |
| Fri 14 Jul 1989 | Kirklees | 2 | 1 | Slight |
| Wed 19 Jul 1989 | Wakefield | 1 | 1 | Slight |
| Thu 20 Jul 1989 | Wakefield | 2 | 2 | Serious |
| Mon 24 Jul 1989 | Leeds | 1 | 2 | Slight |
| Mon 24 Jul 1989 | Kirklees | 2 | 2 | Slight |
| Tue 25 Jul 1989 | Wakefield | 2 | 1 | Slight |
| Fri 28 Jul 1989 | Kirklees | 4 | 1 | Slight |
| Thu 3 Aug 1989 | Leeds | 1 | 1 | Serious |
| Mon 7 Aug 1989 | Wakefield | 2 | 1 | Slight |
| Thu 10 Aug 1989 | Wakefield | 3 | 7 | Slight |
| Sat 12 Aug 1989 | Kirklees | 2 | 5 | Serious |
| Sun 13 Aug 1989 | Wakefield | 2 | 1 | Slight |
| Mon 14 Aug 1989 | Wakefield | 2 | 2 | Serious |
| Tue 29 Aug 1989 | Leeds | 2 | 1 | Slight |
| Wed 30 Aug 1989 | Leeds | 2 | 1 | Slight |
| Wed 6 Sep 1989 | Leeds | 2 | 1 | Slight |
| Fri 8 Sep 1989 | Leeds | 1 | 1 | Serious |
| Sat 9 Sep 1989 | Wakefield | 2 | 1 | Slight |
| Tue 12 Sep 1989 | Wakefield | 3 | 1 | Slight |
| Tue 12 Sep 1989 | Leeds | 1 | 1 | Slight |
| Wed 20 Sep 1989 | Wakefield | 3 | 3 | Slight |
| Thu 21 Sep 1989 | Wakefield | 2 | 2 | Slight |
| Sun 24 Sep 1989 | Wakefield | 2 | 1 | Slight |
| Mon 25 Sep 1989 | Kirklees | 2 | 1 | Slight |
| Wed 4 Oct 1989 | Leeds | 1 | 1 | Slight |
| Wed 4 Oct 1989 | Wakefield | 2 | 1 | Slight |
| Thu 5 Oct 1989 | Leeds | 1 | 1 | Serious |
| Thu 5 Oct 1989 | Wakefield | 2 | 1 | Slight |
| Thu 5 Oct 1989 | Wakefield | 2 | 3 | Serious |
| Sat 7 Oct 1989 | Wakefield | 2 | 3 | Slight |
| Sun 8 Oct 1989 | Wakefield | 1 | 2 | Slight |
| Wed 11 Oct 1989 | Kirklees | 2 | 1 | Slight |
| Fri 13 Oct 1989 | Wakefield | 1 | 1 | Slight |
| Sat 14 Oct 1989 | Wakefield | 3 | 1 | Serious |
| Fri 20 Oct 1989 | Wakefield | 2 | 4 | Slight |
| Sat 21 Oct 1989 | Leeds | 1 | 1 | Slight |
| Sun 22 Oct 1989 | Wakefield | 2 | 1 | Slight |
| Mon 23 Oct 1989 | Leeds | 2 | 1 | Slight |
| Tue 24 Oct 1989 | Wakefield | 1 | 1 | Slight |
| Sat 28 Oct 1989 | Wakefield | 2 | 2 | Serious |
| Sat 28 Oct 1989 | Leeds | 3 | 3 | Slight |
| Sun 29 Oct 1989 | Leeds | 1 | 1 | Slight |
| Sat 4 Nov 1989 | Wakefield | 1 | 1 | Serious |
| Tue 7 Nov 1989 | Leeds | 2 | 1 | Serious |
| Fri 10 Nov 1989 | Wakefield | 3 | 1 | Serious |
| Fri 10 Nov 1989 | Leeds | 2 | 1 | Serious |
| Fri 10 Nov 1989 | Wakefield | 2 | 1 | Slight |
| Mon 13 Nov 1989 | Kirklees | 2 | 2 | Serious |
| Mon 13 Nov 1989 | Wakefield | 3 | 2 | Serious |
| Fri 17 Nov 1989 | Wakefield | 1 | 1 | Slight |
| Sat 18 Nov 1989 | Wakefield | 1 | 1 | Serious |
| Sat 18 Nov 1989 | Wakefield | 1 | 1 | Slight |
| Fri 24 Nov 1989 | Wakefield | 2 | 1 | Slight |
| Sat 25 Nov 1989 | Wakefield | 1 | 1 | Serious |
| Sat 25 Nov 1989 | Wakefield | 2 | 1 | Slight |
| Mon 27 Nov 1989 | Leeds | 3 | 1 | Slight |
| Thu 30 Nov 1989 | Wakefield | 2 | 1 | Slight |
| Fri 1 Dec 1989 | Wakefield | 1 | 1 | Serious |
| Sun 3 Dec 1989 | Wakefield | 2 | 3 | Slight |
| Tue 5 Dec 1989 | Wakefield | 1 | 1 | Serious |
| Wed 6 Dec 1989 | Leeds | 2 | 1 | Slight |
| Wed 6 Dec 1989 | Wakefield | 2 | 1 | Slight |
| Fri 8 Dec 1989 | Kirklees | 2 | 1 | Slight |
| Mon 11 Dec 1989 | Wakefield | 2 | 1 | Serious |
| Tue 12 Dec 1989 | Wakefield | 2 | 2 | Slight |
| Thu 14 Dec 1989 | Leeds | 2 | 1 | Serious |
| Mon 18 Dec 1989 | Leeds | 4 | 2 | Slight |
| Tue 19 Dec 1989 | Kirklees | 2 | 1 | Slight |
| Wed 20 Dec 1989 | Wakefield | 2 | 1 | Slight |
| Thu 21 Dec 1989 | Leeds | 1 | 1 | Slight |
| Fri 22 Dec 1989 | Leeds | 2 | 1 | Slight |
| Fri 22 Dec 1989 | Wakefield | 1 | 1 | Slight |
| Fri 22 Dec 1989 | Wakefield | 1 | 1 | Slight |
| Fri 29 Dec 1989 | Wakefield | 2 | 3 | Slight |