Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 2 Jan 1991 | Leeds | 2 | 4 | Serious |
| Fri 4 Jan 1991 | Wakefield | 1 | 1 | Slight |
| Fri 4 Jan 1991 | Leeds | 2 | 1 | Slight |
| Mon 7 Jan 1991 | Leeds | 2 | 1 | Serious |
| Sat 12 Jan 1991 | Leeds | 2 | 3 | Slight |
| Wed 30 Jan 1991 | Leeds | 1 | 1 | Slight |
| Sun 3 Feb 1991 | Leeds | 2 | 4 | Serious |
| Thu 14 Feb 1991 | Leeds | 2 | 1 | Slight |
| Fri 22 Feb 1991 | Wakefield | 2 | 1 | Slight |
| Fri 22 Feb 1991 | Leeds | 2 | 3 | Slight |
| Tue 26 Feb 1991 | Wakefield | 2 | 1 | Serious |
| Thu 28 Feb 1991 | Wakefield | 2 | 1 | Fatal |
| Mon 4 Mar 1991 | Wakefield | 2 | 1 | Slight |
| Thu 7 Mar 1991 | Wakefield | 1 | 1 | Slight |
| Fri 8 Mar 1991 | Wakefield | 2 | 2 | Serious |
| Sat 9 Mar 1991 | Wakefield | 2 | 1 | Serious |
| Wed 13 Mar 1991 | Wakefield | 2 | 1 | Serious |
| Sat 23 Mar 1991 | Wakefield | 1 | 1 | Slight |
| Wed 27 Mar 1991 | Leeds | 2 | 1 | Slight |
| Wed 3 Apr 1991 | Wakefield | 2 | 1 | Slight |
| Wed 3 Apr 1991 | Leeds | 3 | 1 | Slight |
| Fri 5 Apr 1991 | Wakefield | 2 | 1 | Slight |
| Sun 14 Apr 1991 | Wakefield | 2 | 1 | Slight |
| Tue 16 Apr 1991 | Wakefield | 3 | 1 | Slight |
| Tue 16 Apr 1991 | Hyndburn | 1 | 1 | Slight |
| Wed 1 May 1991 | Leeds | 2 | 1 | Slight |
| Thu 9 May 1991 | Wakefield | 2 | 3 | Slight |
| Tue 21 May 1991 | Leeds | 2 | 2 | Slight |
| Mon 3 Jun 1991 | Wakefield | 2 | 1 | Slight |
| Mon 3 Jun 1991 | Wakefield | 2 | 1 | Slight |
| Tue 4 Jun 1991 | Leeds | 2 | 1 | Slight |
| Tue 18 Jun 1991 | Leeds | 2 | 2 | Fatal |
| Sun 23 Jun 1991 | Wakefield | 3 | 1 | Slight |
| Wed 26 Jun 1991 | Leeds | 2 | 1 | Slight |
| Fri 28 Jun 1991 | Wakefield | 4 | 1 | Slight |
| Fri 28 Jun 1991 | Leeds | 1 | 1 | Slight |
| Sun 30 Jun 1991 | Wakefield | 2 | 2 | Slight |
| Mon 1 Jul 1991 | Wakefield | 1 | 1 | Slight |
| Tue 2 Jul 1991 | Leeds | 2 | 5 | Slight |
| Thu 4 Jul 1991 | Leeds | 1 | 1 | Slight |
| Fri 5 Jul 1991 | Wakefield | 2 | 1 | Fatal |
| Sun 14 Jul 1991 | Wakefield | 2 | 2 | Slight |
| Fri 26 Jul 1991 | Wakefield | 2 | 1 | Slight |
| Tue 6 Aug 1991 | Leeds | 3 | 1 | Slight |
| Tue 6 Aug 1991 | Leeds | 2 | 1 | Serious |
| Fri 30 Aug 1991 | Wakefield | 1 | 1 | Slight |
| Mon 2 Sep 1991 | Wakefield | 2 | 1 | Slight |
| Mon 16 Sep 1991 | Wakefield | 1 | 1 | Slight |
| Tue 17 Sep 1991 | Wakefield | 2 | 1 | Slight |
| Tue 24 Sep 1991 | Wakefield | 2 | 2 | Slight |
| Wed 25 Sep 1991 | Wakefield | 2 | 3 | Serious |
| Fri 27 Sep 1991 | Leeds | 2 | 4 | Serious |
| Mon 30 Sep 1991 | Wakefield | 3 | 1 | Slight |
| Mon 30 Sep 1991 | Wakefield | 1 | 1 | Slight |
| Fri 4 Oct 1991 | Wakefield | 1 | 1 | Slight |
| Fri 4 Oct 1991 | Wakefield | 2 | 2 | Slight |
| Sat 5 Oct 1991 | Leeds | 3 | 1 | Slight |
| Sun 6 Oct 1991 | Wakefield | 1 | 3 | Fatal |
| Mon 7 Oct 1991 | Wakefield | 2 | 1 | Slight |
| Fri 18 Oct 1991 | Wakefield | 2 | 1 | Serious |
| Sat 19 Oct 1991 | Wakefield | 2 | 1 | Slight |
| Sat 26 Oct 1991 | Wakefield | 1 | 1 | Fatal |
| Tue 29 Oct 1991 | Doncaster | 2 | 1 | Serious |
| Mon 4 Nov 1991 | Wakefield | 1 | 1 | Slight |
| Fri 8 Nov 1991 | Leeds | 2 | 1 | Slight |
| Wed 13 Nov 1991 | Wakefield | 2 | 1 | Slight |
| Fri 15 Nov 1991 | Leeds | 1 | 1 | Slight |
| Sat 16 Nov 1991 | Wakefield | 2 | 1 | Slight |
| Thu 21 Nov 1991 | Wakefield | 3 | 1 | Slight |
| Wed 4 Dec 1991 | Wakefield | 1 | 1 | Slight |
| Sun 8 Dec 1991 | Wakefield | 2 | 2 | Slight |
| Sun 8 Dec 1991 | Wakefield | 2 | 2 | Slight |
| Mon 9 Dec 1991 | Wakefield | 2 | 1 | Slight |
| Thu 12 Dec 1991 | Wakefield | 4 | 1 | Slight |
| Tue 24 Dec 1991 | Wakefield | 2 | 1 | Slight |
| Tue 24 Dec 1991 | Wakefield | 2 | 1 | Slight |
| Wed 25 Dec 1991 | Wakefield | 2 | 1 | Slight |