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