Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 2 Jan 1990 | Wirral | 2 | 2 | Slight |
| Mon 8 Jan 1990 | Chester | 1 | 2 | Slight |
| Sun 14 Jan 1990 | Chester | 2 | 2 | Slight |
| Sat 20 Jan 1990 | Wirral | 2 | 1 | Slight |
| Fri 26 Jan 1990 | Chester | 2 | 1 | Slight |
| Mon 29 Jan 1990 | Ellesmere Port and Neston | 1 | 1 | Serious |
| Wed 31 Jan 1990 | Wirral | 2 | 2 | Slight |
| Sat 3 Feb 1990 | Wirral | 2 | 1 | Slight |
| Thu 15 Feb 1990 | Wirral | 2 | 1 | Serious |
| Tue 20 Feb 1990 | Ellesmere Port and Neston | 2 | 1 | Slight |
| Fri 2 Mar 1990 | Wirral | 2 | 2 | Slight |
| Thu 8 Mar 1990 | Wirral | 3 | 2 | Slight |
| Mon 12 Mar 1990 | Wirral | 1 | 1 | Serious |
| Sun 18 Mar 1990 | Wirral | 1 | 1 | Slight |
| Fri 23 Mar 1990 | Wirral | 2 | 1 | Slight |
| Tue 10 Apr 1990 | Wirral | 2 | 1 | Slight |
| Thu 12 Apr 1990 | Wirral | 1 | 1 | Serious |
| Mon 16 Apr 1990 | Chester | 1 | 3 | Slight |
| Sat 5 May 1990 | Chester | 1 | 1 | Slight |
| Fri 11 May 1990 | Chester | 2 | 1 | Slight |
| Mon 21 May 1990 | Wirral | 1 | 1 | Slight |
| Fri 25 May 1990 | Chester | 1 | 1 | Slight |
| Fri 1 Jun 1990 | Wirral | 2 | 4 | Slight |
| Tue 5 Jun 1990 | Wirral | 3 | 1 | Slight |
| Wed 6 Jun 1990 | Wirral | 1 | 2 | Slight |
| Wed 6 Jun 1990 | Wirral | 2 | 1 | Slight |
| Thu 14 Jun 1990 | Wirral | 4 | 2 | Slight |
| Thu 14 Jun 1990 | Wirral | 2 | 1 | Slight |
| Fri 15 Jun 1990 | Chester | 2 | 1 | Slight |
| Wed 20 Jun 1990 | Wirral | 3 | 3 | Slight |
| Fri 22 Jun 1990 | Chester | 1 | 1 | Slight |
| Thu 5 Jul 1990 | Chester | 1 | 1 | Serious |
| Fri 6 Jul 1990 | Ellesmere Port and Neston | 1 | 1 | Serious |
| Wed 11 Jul 1990 | Wirral | 2 | 1 | Slight |
| Mon 6 Aug 1990 | Wirral | 2 | 1 | Slight |
| Tue 14 Aug 1990 | Wirral | 2 | 1 | Slight |
| Wed 15 Aug 1990 | Wirral | 2 | 1 | Slight |
| Mon 27 Aug 1990 | Wirral | 1 | 1 | Slight |
| Wed 29 Aug 1990 | Wirral | 1 | 1 | Slight |
| Fri 31 Aug 1990 | Chester | 1 | 1 | Serious |
| Mon 3 Sep 1990 | Wirral | 5 | 4 | Slight |
| Mon 3 Sep 1990 | Wirral | 2 | 1 | Slight |
| Mon 10 Sep 1990 | Wirral | 1 | 1 | Slight |
| Fri 14 Sep 1990 | Wirral | 2 | 1 | Slight |
| Fri 14 Sep 1990 | Wirral | 2 | 1 | Slight |
| Sun 16 Sep 1990 | Wirral | 3 | 4 | Slight |
| Wed 19 Sep 1990 | Wirral | 1 | 1 | Slight |
| Thu 20 Sep 1990 | Wirral | 2 | 1 | Slight |
| Thu 20 Sep 1990 | Wirral | 3 | 2 | Slight |
| Sun 23 Sep 1990 | Ellesmere Port and Neston | 2 | 2 | Slight |
| Wed 26 Sep 1990 | Wirral | 2 | 1 | Serious |
| Tue 23 Oct 1990 | Wirral | 2 | 1 | Slight |
| Fri 2 Nov 1990 | Wirral | 1 | 1 | Slight |
| Fri 2 Nov 1990 | Wirral | 2 | 1 | Slight |
| Sat 3 Nov 1990 | Chester | 2 | 1 | Slight |
| Sat 10 Nov 1990 | Chester | 2 | 1 | Slight |
| Mon 12 Nov 1990 | Chester | 2 | 3 | Slight |
| Tue 20 Nov 1990 | Wirral | 2 | 1 | Slight |
| Tue 20 Nov 1990 | Wirral | 3 | 1 | Slight |
| Wed 21 Nov 1990 | Wirral | 2 | 1 | Slight |
| Fri 30 Nov 1990 | Wirral | 2 | 1 | Slight |
| Mon 3 Dec 1990 | Wirral | 4 | 2 | Slight |
| Mon 3 Dec 1990 | Wirral | 2 | 1 | Slight |
| Tue 4 Dec 1990 | Wirral | 2 | 1 | Slight |
| Fri 14 Dec 1990 | Wirral | 1 | 1 | Slight |
| Sun 16 Dec 1990 | Wirral | 2 | 1 | Slight |
| Wed 19 Dec 1990 | Sefton | 2 | 1 | Slight |
| Sat 22 Dec 1990 | Wirral | 2 | 2 | Slight |
| Sat 29 Dec 1990 | Wirral | 2 | 1 | Slight |
| Sun 30 Dec 1990 | Wirral | 1 | 4 | Slight |
| Mon 31 Dec 1990 | Wirral | 2 | 1 | Serious |