Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 12 Jan 1990 | Leeds | 2 | 1 | Serious |
| Tue 16 Jan 1990 | Leeds | 3 | 2 | Slight |
| Thu 18 Jan 1990 | Leeds | 2 | 1 | Slight |
| Thu 18 Jan 1990 | Leeds | 1 | 1 | Serious |
| Sat 20 Jan 1990 | Salford | 2 | 1 | Slight |
| Thu 25 Jan 1990 | Leeds | 1 | 1 | Serious |
| Sat 27 Jan 1990 | Leeds | 2 | 1 | Slight |
| Sat 27 Jan 1990 | Leeds | 2 | 1 | Slight |
| Sat 27 Jan 1990 | Leeds | 2 | 1 | Slight |
| Sat 27 Jan 1990 | Leeds | 1 | 2 | Slight |
| Sat 27 Jan 1990 | Leeds | 2 | 1 | Slight |
| Sun 28 Jan 1990 | Leeds | 2 | 5 | Serious |
| Mon 29 Jan 1990 | Leeds | 2 | 1 | Slight |
| Mon 29 Jan 1990 | Leeds | 2 | 4 | Slight |
| Tue 30 Jan 1990 | Leeds | 2 | 1 | Slight |
| Wed 31 Jan 1990 | Leeds | 2 | 1 | Serious |
| Sat 3 Feb 1990 | Leeds | 2 | 1 | Slight |
| Mon 5 Feb 1990 | Leeds | 1 | 1 | Slight |
| Wed 7 Feb 1990 | Leeds | 3 | 2 | Serious |
| Thu 8 Feb 1990 | Leeds | 2 | 2 | Slight |
| Fri 9 Feb 1990 | Leeds | 1 | 1 | Slight |
| Wed 14 Feb 1990 | Leeds | 1 | 2 | Slight |
| Thu 15 Feb 1990 | Leeds | 2 | 2 | Slight |
| Tue 20 Feb 1990 | Leeds | 1 | 1 | Slight |
| Thu 22 Feb 1990 | Leeds | 2 | 1 | Slight |
| Sat 24 Feb 1990 | Leeds | 1 | 1 | Slight |
| Sat 24 Feb 1990 | Leeds | 3 | 1 | Slight |
| Fri 2 Mar 1990 | Leeds | 2 | 1 | Slight |
| Fri 2 Mar 1990 | Leeds | 1 | 1 | Slight |
| Fri 2 Mar 1990 | Leeds | 2 | 2 | Slight |
| Tue 6 Mar 1990 | Leeds | 2 | 1 | Slight |
| Fri 9 Mar 1990 | Leeds | 1 | 1 | Serious |
| Sat 10 Mar 1990 | Leeds | 2 | 1 | Slight |
| Sun 11 Mar 1990 | Leeds | 2 | 1 | Slight |
| Thu 15 Mar 1990 | Leeds | 1 | 2 | Serious |
| Sun 18 Mar 1990 | Leeds | 2 | 2 | Slight |
| Wed 21 Mar 1990 | Leeds | 1 | 1 | Slight |
| Fri 23 Mar 1990 | Leeds | 1 | 1 | Serious |
| Tue 27 Mar 1990 | Leeds | 2 | 1 | Slight |
| Thu 29 Mar 1990 | Leeds | 1 | 1 | Serious |
| Sun 1 Apr 1990 | Leeds | 2 | 2 | Slight |
| Mon 2 Apr 1990 | Leeds | 2 | 1 | Slight |
| Wed 11 Apr 1990 | Leeds | 3 | 2 | Serious |
| Thu 12 Apr 1990 | Leeds | 1 | 1 | Slight |
| Fri 13 Apr 1990 | Leeds | 2 | 4 | Slight |
| Fri 13 Apr 1990 | Leeds | 2 | 2 | Slight |
| Thu 19 Apr 1990 | Leeds | 2 | 1 | Slight |
| Fri 27 Apr 1990 | Leeds | 1 | 1 | Slight |
| Mon 30 Apr 1990 | Leeds | 2 | 1 | Slight |
| Tue 1 May 1990 | Leeds | 2 | 1 | Slight |
| Tue 1 May 1990 | Leeds | 2 | 1 | Slight |
| Wed 2 May 1990 | Leeds | 4 | 1 | Slight |
| Wed 9 May 1990 | Leeds | 2 | 1 | Serious |
| Sat 12 May 1990 | Salford | 1 | 2 | Slight |
| Mon 14 May 1990 | Leeds | 2 | 1 | Slight |
| Wed 16 May 1990 | Bradford | 2 | 3 | Slight |
| Fri 25 May 1990 | Leeds | 1 | 1 | Slight |
| Tue 29 May 1990 | Leeds | 2 | 1 | Slight |
| Tue 5 Jun 1990 | Leeds | 2 | 2 | Serious |
| Sat 9 Jun 1990 | Leeds | 2 | 1 | Slight |
| Sat 9 Jun 1990 | Leeds | 1 | 1 | Serious |
| Sat 9 Jun 1990 | Leeds | 2 | 1 | Slight |
| Mon 11 Jun 1990 | Leeds | 2 | 1 | Slight |
| Wed 13 Jun 1990 | Leeds | 1 | 1 | Slight |
| Wed 13 Jun 1990 | Leeds | 1 | 1 | Slight |
| Thu 14 Jun 1990 | Leeds | 1 | 1 | Serious |
| Fri 15 Jun 1990 | Leeds | 1 | 1 | Serious |
| Sun 24 Jun 1990 | Leeds | 3 | 1 | Slight |
| Wed 27 Jun 1990 | Leeds | 3 | 2 | Slight |
| Thu 28 Jun 1990 | Leeds | 1 | 1 | Slight |
| Sat 30 Jun 1990 | Leeds | 1 | 1 | Slight |
| Sat 7 Jul 1990 | Leeds | 1 | 1 | Slight |
| Tue 10 Jul 1990 | Leeds | 3 | 1 | Slight |
| Tue 10 Jul 1990 | Leeds | 2 | 1 | Slight |
| Tue 17 Jul 1990 | Leeds | 2 | 1 | Slight |
| Wed 18 Jul 1990 | Leeds | 2 | 1 | Slight |
| Fri 20 Jul 1990 | Leeds | 2 | 1 | Slight |
| Mon 23 Jul 1990 | Leeds | 2 | 1 | Slight |
| Wed 25 Jul 1990 | Leeds | 3 | 3 | Fatal |
| Sat 28 Jul 1990 | Leeds | 2 | 1 | Slight |
| Sat 4 Aug 1990 | Leeds | 1 | 1 | Slight |
| Thu 16 Aug 1990 | Leeds | 1 | 1 | Slight |
| Fri 17 Aug 1990 | Leeds | 2 | 1 | Slight |
| Sat 18 Aug 1990 | Leeds | 2 | 1 | Slight |
| Sun 19 Aug 1990 | Leeds | 2 | 1 | Slight |
| Wed 22 Aug 1990 | Leeds | 1 | 4 | Slight |
| Wed 29 Aug 1990 | Bedford | 2 | 1 | Slight |
| Wed 5 Sep 1990 | Leeds | 2 | 1 | Slight |
| Fri 14 Sep 1990 | Leeds | 1 | 1 | Serious |
| Thu 20 Sep 1990 | Leeds | 1 | 1 | Slight |
| Fri 21 Sep 1990 | Leeds | 3 | 1 | Slight |
| Wed 26 Sep 1990 | Leeds | 2 | 1 | Slight |
| Thu 27 Sep 1990 | Leeds | 2 | 1 | Slight |
| Tue 2 Oct 1990 | Leeds | 1 | 1 | Slight |
| Tue 2 Oct 1990 | Leeds | 1 | 1 | Slight |
| Wed 3 Oct 1990 | Leeds | 3 | 1 | Slight |
| Wed 3 Oct 1990 | Leeds | 1 | 1 | Slight |
| Thu 4 Oct 1990 | Leeds | 2 | 1 | Slight |
| Thu 4 Oct 1990 | Leeds | 2 | 1 | Slight |
| Thu 4 Oct 1990 | Leeds | 1 | 2 | Slight |
| Fri 5 Oct 1990 | Leeds | 2 | 1 | Serious |
| Thu 11 Oct 1990 | Bolton | 2 | 1 | Slight |
| Mon 15 Oct 1990 | Leeds | 1 | 2 | Slight |
| Thu 18 Oct 1990 | Leeds | 2 | 1 | Slight |
| Fri 19 Oct 1990 | Leeds | 2 | 1 | Slight |
| Sat 20 Oct 1990 | Leeds | 2 | 1 | Serious |
| Sat 20 Oct 1990 | Leeds | 2 | 1 | Serious |
| Tue 23 Oct 1990 | Leeds | 1 | 1 | Slight |
| Sun 28 Oct 1990 | Leeds | 2 | 1 | Slight |
| Wed 31 Oct 1990 | Leeds | 2 | 1 | Slight |
| Sat 3 Nov 1990 | Leeds | 1 | 1 | Serious |
| Sun 4 Nov 1990 | Leeds | 1 | 1 | Slight |
| Wed 7 Nov 1990 | Leeds | 1 | 1 | Slight |
| Sun 11 Nov 1990 | Leeds | 1 | 1 | Slight |
| Fri 16 Nov 1990 | Leeds | 1 | 1 | Slight |
| Tue 20 Nov 1990 | Leeds | 2 | 1 | Slight |
| Fri 23 Nov 1990 | Leeds | 4 | 1 | Slight |
| Sat 24 Nov 1990 | Leeds | 1 | 1 | Fatal |
| Tue 27 Nov 1990 | Leeds | 1 | 1 | Slight |
| Sun 2 Dec 1990 | Leeds | 1 | 1 | Slight |
| Mon 3 Dec 1990 | Leeds | 1 | 1 | Slight |
| Tue 4 Dec 1990 | Leeds | 1 | 1 | Slight |
| Wed 5 Dec 1990 | Leeds | 2 | 1 | Slight |
| Thu 13 Dec 1990 | Leeds | 2 | 2 | Serious |
| Fri 14 Dec 1990 | Leeds | 1 | 1 | Serious |
| Sun 16 Dec 1990 | Leeds | 1 | 1 | Serious |
| Tue 18 Dec 1990 | Leeds | 2 | 1 | Serious |
| Tue 18 Dec 1990 | Leeds | 2 | 1 | Slight |
| Wed 19 Dec 1990 | Leeds | 1 | 1 | Serious |
| Thu 20 Dec 1990 | Leeds | 2 | 2 | Slight |
| Wed 26 Dec 1990 | Leeds | 2 | 2 | Slight |
| Fri 28 Dec 1990 | Leeds | 2 | 1 | Slight |
| Sat 29 Dec 1990 | Leeds | 1 | 1 | Serious |