Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 2 Jan 1990 | Elmbridge | 1 | 1 | Slight |
| Tue 2 Jan 1990 | Elmbridge | 1 | 1 | Slight |
| Mon 8 Jan 1990 | Elmbridge | 3 | 1 | Slight |
| Sat 13 Jan 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 24 Jan 1990 | Richmond upon Thames | 4 | 1 | Slight |
| Thu 25 Jan 1990 | Richmond upon Thames | 3 | 1 | Slight |
| Wed 7 Feb 1990 | Elmbridge | 3 | 1 | Slight |
| Wed 7 Feb 1990 | Elmbridge | 2 | 1 | Slight |
| Sun 11 Feb 1990 | Elmbridge | 2 | 1 | Slight |
| Mon 12 Feb 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 15 Feb 1990 | Elmbridge | 1 | 1 | Slight |
| Fri 16 Feb 1990 | Richmond upon Thames | 2 | 2 | Slight |
| Tue 20 Feb 1990 | Elmbridge | 2 | 1 | Slight |
| Thu 8 Mar 1990 | Richmond upon Thames | 1 | 1 | Serious |
| Tue 13 Mar 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 15 Mar 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 21 Mar 1990 | Elmbridge | 2 | 1 | Serious |
| Wed 4 Apr 1990 | Richmond upon Thames | 3 | 1 | Slight |
| Mon 16 Apr 1990 | Elmbridge | 1 | 1 | Serious |
| Fri 20 Apr 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Wed 2 May 1990 | Elmbridge | 1 | 1 | Slight |
| Mon 14 May 1990 | Richmond upon Thames | 1 | 1 | Slight |
| Thu 17 May 1990 | Richmond upon Thames | 2 | 2 | Slight |
| Sat 19 May 1990 | Richmond upon Thames | 2 | 2 | Slight |
| Mon 21 May 1990 | Elmbridge | 2 | 1 | Slight |
| Mon 21 May 1990 | Elmbridge | 2 | 1 | Serious |
| Mon 21 May 1990 | Elmbridge | 2 | 1 | Slight |
| Fri 25 May 1990 | Elmbridge | 1 | 2 | Serious |
| Tue 5 Jun 1990 | Richmond upon Thames | 1 | 1 | Serious |
| Fri 8 Jun 1990 | Elmbridge | 1 | 1 | Slight |
| Sun 17 Jun 1990 | Elmbridge | 2 | 1 | Slight |
| Tue 19 Jun 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 21 Jun 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Tue 26 Jun 1990 | Elmbridge | 1 | 1 | Slight |
| Mon 2 Jul 1990 | Elmbridge | 2 | 1 | Slight |
| Tue 3 Jul 1990 | Elmbridge | 2 | 1 | Slight |
| Fri 6 Jul 1990 | Elmbridge | 2 | 1 | Serious |
| Thu 12 Jul 1990 | Richmond upon Thames | 2 | 1 | Serious |
| Fri 13 Jul 1990 | Elmbridge | 2 | 1 | Slight |
| Tue 17 Jul 1990 | Elmbridge | 2 | 2 | Slight |
| Mon 23 Jul 1990 | Elmbridge | 2 | 1 | Slight |
| Mon 23 Jul 1990 | Elmbridge | 2 | 1 | Slight |
| Mon 30 Jul 1990 | Elmbridge | 3 | 1 | Slight |
| Mon 30 Jul 1990 | Elmbridge | 2 | 2 | Slight |
| Tue 31 Jul 1990 | Elmbridge | 2 | 2 | Slight |
| Wed 1 Aug 1990 | Richmond upon Thames | 1 | 3 | Slight |
| Wed 8 Aug 1990 | Elmbridge | 2 | 2 | Serious |
| Tue 14 Aug 1990 | Elmbridge | 2 | 2 | Serious |
| Wed 15 Aug 1990 | Elmbridge | 2 | 1 | Serious |
| Wed 22 Aug 1990 | Elmbridge | 2 | 1 | Serious |
| Sat 25 Aug 1990 | Richmond upon Thames | 2 | 1 | Serious |
| Wed 29 Aug 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 1 Sep 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Sat 1 Sep 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Tue 4 Sep 1990 | Elmbridge | 1 | 1 | Slight |
| Thu 13 Sep 1990 | Elmbridge | 2 | 1 | Slight |
| Wed 26 Sep 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Tue 2 Oct 1990 | Elmbridge | 1 | 1 | Slight |
| Wed 3 Oct 1990 | Richmond upon Thames | 6 | 4 | Serious |
| Wed 3 Oct 1990 | Richmond upon Thames | 6 | 4 | Serious |
| Tue 9 Oct 1990 | Elmbridge | 2 | 1 | Slight |
| Wed 10 Oct 1990 | Elmbridge | 2 | 1 | Slight |
| Mon 15 Oct 1990 | Elmbridge | 2 | 2 | Serious |
| Fri 19 Oct 1990 | Elmbridge | 1 | 1 | Fatal |
| Sat 27 Oct 1990 | Richmond upon Thames | 1 | 2 | Slight |
| Sat 27 Oct 1990 | Elmbridge | 2 | 1 | Slight |
| Wed 31 Oct 1990 | Elmbridge | 1 | 1 | Slight |
| Mon 5 Nov 1990 | Richmond upon Thames | 1 | 1 | Slight |
| Mon 5 Nov 1990 | Elmbridge | 2 | 1 | Slight |
| Mon 5 Nov 1990 | Elmbridge | 3 | 1 | Slight |
| Mon 12 Nov 1990 | Elmbridge | 2 | 1 | Slight |
| Thu 22 Nov 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 22 Nov 1990 | Richmond upon Thames | 2 | 1 | Serious |
| Sun 25 Nov 1990 | Richmond upon Thames | 2 | 1 | Serious |
| Wed 28 Nov 1990 | Elmbridge | 2 | 1 | Slight |
| Thu 29 Nov 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 13 Dec 1990 | Elmbridge | 2 | 1 | Serious |
| Fri 14 Dec 1990 | Elmbridge | 2 | 1 | Slight |
| Tue 18 Dec 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Thu 20 Dec 1990 | Richmond upon Thames | 2 | 1 | Slight |
| Fri 28 Dec 1990 | Elmbridge | 2 | 1 | Slight |