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