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