Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 8 Jan 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Sun 9 Feb 1986 | Richmond upon Thames | 2 | 1 | Serious |
| Fri 21 Feb 1986 | Richmond upon Thames | 1 | 1 | Slight |
| Tue 11 Mar 1986 | Hounslow | 2 | 1 | Slight |
| Wed 7 May 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Mon 19 May 1986 | Hounslow | 2 | 1 | Slight |
| Sat 24 May 1986 | Hounslow | 1 | 1 | Serious |
| Sat 31 May 1986 | Hounslow | 3 | 3 | Serious |
| Sat 31 May 1986 | Richmond upon Thames | 2 | 2 | Slight |
| Mon 2 Jun 1986 | Hounslow | 1 | 1 | Slight |
| Tue 10 Jun 1986 | Hounslow | 2 | 1 | Slight |
| Mon 16 Jun 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 25 Jun 1986 | Hounslow | 2 | 1 | Slight |
| Mon 7 Jul 1986 | Hounslow | 1 | 1 | Slight |
| Mon 7 Jul 1986 | Hounslow | 1 | 1 | Slight |
| Wed 16 Jul 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Fri 25 Jul 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 2 Aug 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Tue 5 Aug 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Tue 26 Aug 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 3 Sep 1986 | Hounslow | 2 | 3 | Serious |
| Sun 7 Sep 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 20 Sep 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 20 Sep 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 8 Oct 1986 | Richmond upon Thames | 1 | 1 | Serious |
| Wed 15 Oct 1986 | Hounslow | 2 | 1 | Slight |
| Tue 21 Oct 1986 | Richmond upon Thames | 1 | 1 | Slight |
| Sat 25 Oct 1986 | Spelthorne | 2 | 1 | Slight |
| Mon 27 Oct 1986 | Hounslow | 1 | 1 | Slight |
| Wed 29 Oct 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 1 Nov 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Fri 21 Nov 1986 | Hounslow | 2 | 1 | Slight |
| Sat 6 Dec 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 6 Dec 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 10 Dec 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 10 Dec 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 10 Dec 1986 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 11 Dec 1986 | Richmond upon Thames | 4 | 1 | Slight |