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