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