Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 1 Jan 1986 | Wigan | 1 | 2 | Slight |
| Fri 3 Jan 1986 | West Lancashire | 2 | 1 | Slight |
| Sat 4 Jan 1986 | Wigan | 2 | 1 | Slight |
| Mon 6 Jan 1986 | Wigan | 1 | 1 | Slight |
| Fri 10 Jan 1986 | Wigan | 3 | 1 | Slight |
| Sat 11 Jan 1986 | Wigan | 1 | 1 | Slight |
| Mon 13 Jan 1986 | Wigan | 2 | 1 | Serious |
| Thu 23 Jan 1986 | Wigan | 2 | 1 | Serious |
| Fri 24 Jan 1986 | Wigan | 1 | 1 | Slight |
| Fri 24 Jan 1986 | Wigan | 1 | 1 | Slight |
| Fri 24 Jan 1986 | Wigan | 1 | 1 | Slight |
| Sat 25 Jan 1986 | Wigan | 2 | 1 | Serious |
| Sun 26 Jan 1986 | Wigan | 2 | 3 | Slight |
| Tue 28 Jan 1986 | Wigan | 1 | 1 | Slight |
| Tue 28 Jan 1986 | West Lancashire | 1 | 1 | Slight |
| Thu 30 Jan 1986 | Wigan | 2 | 3 | Slight |
| Thu 30 Jan 1986 | Wigan | 1 | 1 | Slight |
| Sun 9 Feb 1986 | West Lancashire | 1 | 3 | Fatal |
| Mon 10 Feb 1986 | West Lancashire | 1 | 2 | Serious |
| Tue 11 Feb 1986 | West Lancashire | 1 | 1 | Slight |
| Thu 13 Feb 1986 | Wigan | 1 | 1 | Slight |
| Fri 14 Feb 1986 | Wigan | 1 | 1 | Serious |
| Fri 14 Feb 1986 | Wigan | 2 | 1 | Slight |
| Fri 14 Feb 1986 | Wigan | 1 | 1 | Serious |
| Thu 20 Feb 1986 | West Lancashire | 2 | 1 | Slight |
| Thu 20 Feb 1986 | West Lancashire | 1 | 1 | Slight |
| Thu 20 Feb 1986 | Wigan | 2 | 1 | Serious |
| Tue 25 Feb 1986 | West Lancashire | 2 | 3 | Serious |
| Thu 27 Feb 1986 | Wigan | 1 | 1 | Slight |
| Thu 27 Feb 1986 | Wigan | 1 | 1 | Slight |
| Fri 28 Feb 1986 | Wigan | 2 | 3 | Slight |
| Sat 1 Mar 1986 | West Lancashire | 1 | 2 | Slight |
| Sat 1 Mar 1986 | Wigan | 1 | 1 | Slight |
| Sun 2 Mar 1986 | Wigan | 1 | 1 | Slight |
| Mon 3 Mar 1986 | West Lancashire | 2 | 2 | Serious |
| Thu 6 Mar 1986 | Wigan | 1 | 2 | Slight |
| Fri 7 Mar 1986 | West Lancashire | 2 | 1 | Slight |
| Sat 8 Mar 1986 | Wigan | 2 | 1 | Slight |
| Mon 10 Mar 1986 | Wigan | 1 | 1 | Slight |
| Sat 15 Mar 1986 | Wigan | 2 | 3 | Slight |
| Thu 20 Mar 1986 | Wigan | 2 | 1 | Slight |
| Thu 20 Mar 1986 | Wigan | 1 | 1 | Slight |
| Fri 21 Mar 1986 | Wigan | 1 | 1 | Slight |
| Mon 24 Mar 1986 | Wigan | 2 | 1 | Serious |
| Wed 26 Mar 1986 | West Lancashire | 1 | 1 | Slight |
| Wed 26 Mar 1986 | Wigan | 1 | 1 | Slight |
| Thu 27 Mar 1986 | Wigan | 1 | 1 | Slight |
| Tue 1 Apr 1986 | Wigan | 2 | 6 | Slight |
| Tue 1 Apr 1986 | Wigan | 1 | 1 | Slight |
| Wed 2 Apr 1986 | Wigan | 1 | 1 | Slight |
| Mon 7 Apr 1986 | Wigan | 4 | 1 | Slight |
| Fri 11 Apr 1986 | Wigan | 1 | 1 | Slight |
| Thu 17 Apr 1986 | Wigan | 1 | 1 | Slight |
| Thu 17 Apr 1986 | Wigan | 2 | 1 | Slight |
| Fri 25 Apr 1986 | Wigan | 1 | 1 | Slight |
| Wed 30 Apr 1986 | Wigan | 2 | 2 | Serious |
| Thu 1 May 1986 | Wigan | 2 | 1 | Slight |
| Mon 5 May 1986 | West Lancashire | 2 | 2 | Slight |
| Tue 6 May 1986 | Wigan | 2 | 1 | Slight |
| Wed 7 May 1986 | Wigan | 2 | 1 | Slight |
| Wed 7 May 1986 | Wigan | 2 | 1 | Slight |
| Thu 8 May 1986 | Wigan | 2 | 1 | Slight |
| Sun 11 May 1986 | Wigan | 2 | 2 | Slight |
| Mon 12 May 1986 | Wigan | 1 | 1 | Slight |
| Sun 18 May 1986 | Wigan | 1 | 1 | Serious |
| Mon 19 May 1986 | West Lancashire | 2 | 1 | Serious |
| Mon 19 May 1986 | West Lancashire | 2 | 1 | Serious |
| Tue 20 May 1986 | Wigan | 1 | 1 | Slight |
| Sun 25 May 1986 | Wigan | 3 | 1 | Slight |
| Thu 29 May 1986 | Wigan | 2 | 1 | Slight |
| Thu 29 May 1986 | Wigan | 2 | 1 | Slight |
| Fri 30 May 1986 | Wigan | 2 | 1 | Slight |
| Fri 30 May 1986 | Wigan | 4 | 1 | Slight |
| Sun 1 Jun 1986 | Wigan | 1 | 1 | Slight |
| Mon 2 Jun 1986 | West Lancashire | 2 | 1 | Slight |
| Thu 5 Jun 1986 | West Lancashire | 1 | 1 | Slight |
| Fri 6 Jun 1986 | West Lancashire | 1 | 1 | Serious |
| Fri 6 Jun 1986 | Wigan | 1 | 1 | Slight |
| Fri 6 Jun 1986 | Wigan | 1 | 1 | Slight |
| Tue 10 Jun 1986 | Wigan | 2 | 1 | Slight |
| Tue 17 Jun 1986 | Wigan | 2 | 1 | Serious |
| Wed 18 Jun 1986 | West Lancashire | 1 | 1 | Slight |
| Fri 20 Jun 1986 | Wigan | 1 | 1 | Slight |
| Fri 20 Jun 1986 | Wigan | 1 | 1 | Slight |
| Fri 20 Jun 1986 | Wigan | 1 | 1 | Serious |
| Sat 21 Jun 1986 | Wigan | 2 | 2 | Slight |
| Sun 22 Jun 1986 | Wigan | 1 | 1 | Slight |
| Mon 23 Jun 1986 | Wigan | 1 | 1 | Slight |
| Wed 25 Jun 1986 | Wigan | 2 | 1 | Slight |
| Thu 26 Jun 1986 | Wigan | 2 | 1 | Slight |
| Mon 30 Jun 1986 | Wigan | 2 | 2 | Slight |
| Thu 10 Jul 1986 | West Lancashire | 2 | 4 | Serious |
| Sat 12 Jul 1986 | West Lancashire | 2 | 1 | Serious |
| Tue 15 Jul 1986 | West Lancashire | 2 | 1 | Slight |
| Thu 17 Jul 1986 | Wigan | 2 | 2 | Slight |
| Thu 17 Jul 1986 | Wigan | 1 | 1 | Slight |
| Sun 20 Jul 1986 | Wigan | 2 | 2 | Slight |
| Mon 21 Jul 1986 | West Lancashire | 1 | 1 | Slight |
| Wed 23 Jul 1986 | West Lancashire | 2 | 2 | Slight |
| Thu 24 Jul 1986 | West Lancashire | 2 | 1 | Slight |
| Thu 24 Jul 1986 | Wigan | 4 | 1 | Slight |
| Thu 24 Jul 1986 | Wigan | 2 | 1 | Slight |
| Fri 25 Jul 1986 | West Lancashire | 1 | 1 | Slight |
| Tue 29 Jul 1986 | Wigan | 2 | 1 | Slight |
| Tue 5 Aug 1986 | Wigan | 1 | 1 | Slight |
| Wed 6 Aug 1986 | West Lancashire | 2 | 1 | Slight |
| Sat 9 Aug 1986 | Wigan | 1 | 1 | Slight |
| Tue 12 Aug 1986 | West Lancashire | 2 | 1 | Slight |
| Wed 13 Aug 1986 | Wigan | 2 | 2 | Slight |
| Thu 14 Aug 1986 | Wigan | 1 | 1 | Serious |
| Sat 16 Aug 1986 | Wigan | 1 | 1 | Serious |
| Sun 17 Aug 1986 | West Lancashire | 2 | 1 | Slight |
| Sun 17 Aug 1986 | Wigan | 1 | 1 | Slight |
| Mon 18 Aug 1986 | Wigan | 2 | 2 | Slight |
| Sat 23 Aug 1986 | West Lancashire | 1 | 3 | Serious |
| Sun 24 Aug 1986 | Wigan | 1 | 1 | Slight |
| Mon 25 Aug 1986 | West Lancashire | 2 | 2 | Slight |
| Tue 26 Aug 1986 | Wigan | 1 | 1 | Slight |
| Sun 31 Aug 1986 | Wigan | 2 | 1 | Slight |
| Wed 3 Sep 1986 | Wigan | 3 | 1 | Slight |
| Mon 8 Sep 1986 | Wigan | 4 | 1 | Slight |
| Tue 9 Sep 1986 | West Lancashire | 2 | 1 | Slight |
| Sun 14 Sep 1986 | Wigan | 2 | 1 | Slight |
| Wed 17 Sep 1986 | West Lancashire | 2 | 1 | Slight |
| Fri 19 Sep 1986 | West Lancashire | 1 | 1 | Slight |
| Sat 20 Sep 1986 | West Lancashire | 1 | 1 | Slight |
| Tue 23 Sep 1986 | Wigan | 1 | 1 | Slight |
| Sat 27 Sep 1986 | West Lancashire | 1 | 1 | Slight |
| Sat 27 Sep 1986 | West Lancashire | 2 | 2 | Slight |
| Thu 2 Oct 1986 | Wigan | 1 | 1 | Slight |
| Sat 4 Oct 1986 | Wigan | 1 | 1 | Fatal |
| Sun 5 Oct 1986 | Wigan | 2 | 2 | Slight |
| Tue 7 Oct 1986 | Wigan | 2 | 1 | Slight |
| Tue 7 Oct 1986 | Wigan | 2 | 1 | Slight |
| Thu 9 Oct 1986 | Wigan | 1 | 1 | Slight |
| Sun 12 Oct 1986 | West Lancashire | 2 | 1 | Serious |
| Tue 14 Oct 1986 | Wigan | 2 | 1 | Slight |
| Thu 16 Oct 1986 | Wigan | 2 | 1 | Serious |
| Fri 17 Oct 1986 | Wigan | 1 | 1 | Slight |
| Fri 17 Oct 1986 | Wigan | 1 | 1 | Slight |
| Fri 17 Oct 1986 | Wigan | 2 | 1 | Slight |
| Sat 18 Oct 1986 | Wigan | 2 | 1 | Slight |
| Mon 20 Oct 1986 | Wigan | 2 | 1 | Slight |
| Tue 21 Oct 1986 | Wigan | 2 | 2 | Slight |
| Wed 22 Oct 1986 | Wigan | 1 | 1 | Serious |
| Thu 23 Oct 1986 | Wigan | 2 | 1 | Slight |
| Thu 23 Oct 1986 | Wigan | 1 | 1 | Slight |
| Fri 24 Oct 1986 | Wigan | 2 | 1 | Slight |
| Fri 24 Oct 1986 | Wigan | 2 | 5 | Slight |
| Sat 25 Oct 1986 | Wigan | 3 | 2 | Slight |
| Mon 27 Oct 1986 | Wigan | 2 | 1 | Slight |
| Tue 28 Oct 1986 | Wigan | 2 | 1 | Slight |
| Wed 5 Nov 1986 | Wigan | 2 | 1 | Slight |
| Tue 11 Nov 1986 | Wigan | 2 | 1 | Slight |
| Wed 12 Nov 1986 | Wigan | 1 | 1 | Slight |
| Wed 12 Nov 1986 | Wigan | 1 | 1 | Slight |
| Sun 16 Nov 1986 | Wigan | 2 | 1 | Slight |
| Mon 17 Nov 1986 | Wigan | 1 | 1 | Slight |
| Mon 17 Nov 1986 | Wigan | 1 | 1 | Slight |
| Wed 19 Nov 1986 | Wigan | 2 | 1 | Slight |
| Wed 19 Nov 1986 | Wigan | 1 | 1 | Slight |
| Fri 21 Nov 1986 | West Lancashire | 1 | 1 | Slight |
| Fri 21 Nov 1986 | West Lancashire | 1 | 1 | Slight |
| Fri 21 Nov 1986 | West Lancashire | 1 | 1 | Slight |
| Sat 22 Nov 1986 | Wigan | 2 | 5 | Serious |
| Mon 24 Nov 1986 | West Lancashire | 1 | 2 | Slight |
| Mon 24 Nov 1986 | Wigan | 2 | 1 | Slight |
| Fri 28 Nov 1986 | Wigan | 2 | 1 | Slight |
| Tue 2 Dec 1986 | Wigan | 1 | 1 | Serious |
| Tue 2 Dec 1986 | Wigan | 1 | 1 | Slight |
| Wed 3 Dec 1986 | West Lancashire | 2 | 1 | Slight |
| Sat 6 Dec 1986 | Wigan | 3 | 2 | Slight |
| Sun 7 Dec 1986 | Wigan | 1 | 1 | Slight |
| Mon 8 Dec 1986 | Wigan | 2 | 1 | Serious |
| Fri 12 Dec 1986 | Wigan | 1 | 2 | Fatal |
| Mon 15 Dec 1986 | Wigan | 2 | 1 | Slight |
| Wed 17 Dec 1986 | Wigan | 2 | 1 | Slight |
| Wed 17 Dec 1986 | Wigan | 2 | 1 | Slight |
| Thu 18 Dec 1986 | Wigan | 1 | 2 | Serious |
| Fri 19 Dec 1986 | Wigan | 1 | 1 | Slight |
| Fri 19 Dec 1986 | Wigan | 1 | 1 | Slight |
| Fri 19 Dec 1986 | Wigan | 3 | 1 | Slight |
| Sun 21 Dec 1986 | Wigan | 2 | 2 | Slight |
| Sun 21 Dec 1986 | Wigan | 2 | 1 | Serious |
| Mon 22 Dec 1986 | Wigan | 1 | 2 | Slight |
| Tue 23 Dec 1986 | West Lancashire | 2 | 1 | Slight |
| Thu 25 Dec 1986 | Wigan | 2 | 1 | Slight |
| Fri 26 Dec 1986 | Wigan | 2 | 3 | Slight |
| Mon 29 Dec 1986 | Wigan | 2 | 1 | Slight |
| Tue 30 Dec 1986 | Wigan | 1 | 1 | Slight |
| Wed 31 Dec 1986 | West Lancashire | 2 | 1 | Slight |
| Wed 31 Dec 1986 | Wigan | 2 | 2 | Slight |