Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 1 Jan 1998 | Waltham Forest | 2 | 2 | Serious |
| Thu 1 Jan 1998 | Waltham Forest | 2 | 2 | Serious |
| Sat 3 Jan 1998 | Enfield | 1 | 1 | Slight |
| Mon 5 Jan 1998 | Enfield | 1 | 1 | Slight |
| Wed 7 Jan 1998 | Enfield | 2 | 1 | Slight |
| Fri 9 Jan 1998 | Enfield | 1 | 1 | Slight |
| Sat 10 Jan 1998 | Enfield | 2 | 2 | Slight |
| Sat 10 Jan 1998 | Waltham Forest | 2 | 2 | Slight |
| Mon 12 Jan 1998 | Enfield | 1 | 2 | Fatal |
| Tue 13 Jan 1998 | Enfield | 2 | 1 | Serious |
| Tue 13 Jan 1998 | Waltham Forest | 3 | 2 | Slight |
| Tue 13 Jan 1998 | Enfield | 2 | 1 | Slight |
| Mon 19 Jan 1998 | Barnet | 2 | 1 | Slight |
| Wed 21 Jan 1998 | Enfield | 2 | 1 | Slight |
| Thu 22 Jan 1998 | Enfield | 2 | 4 | Serious |
| Fri 23 Jan 1998 | Enfield | 2 | 2 | Slight |
| Fri 23 Jan 1998 | Enfield | 2 | 1 | Slight |
| Sat 24 Jan 1998 | Barnet | 2 | 5 | Slight |
| Sat 24 Jan 1998 | Enfield | 1 | 1 | Slight |
| Sun 25 Jan 1998 | Waltham Forest | 1 | 1 | Slight |
| Mon 26 Jan 1998 | Enfield | 3 | 1 | Slight |
| Mon 26 Jan 1998 | Enfield | 1 | 1 | Serious |
| Thu 29 Jan 1998 | Enfield | 2 | 1 | Slight |
| Fri 30 Jan 1998 | Barnet | 1 | 1 | Slight |
| Tue 3 Feb 1998 | Waltham Forest | 2 | 1 | Serious |
| Tue 3 Feb 1998 | Enfield | 3 | 1 | Slight |
| Sat 7 Feb 1998 | Barnet | 1 | 1 | Serious |
| Mon 9 Feb 1998 | Enfield | 2 | 1 | Slight |
| Tue 10 Feb 1998 | Waltham Forest | 2 | 1 | Slight |
| Tue 10 Feb 1998 | Enfield | 1 | 1 | Slight |
| Sun 15 Feb 1998 | Enfield | 2 | 1 | Slight |
| Mon 16 Feb 1998 | Enfield | 2 | 1 | Slight |
| Mon 16 Feb 1998 | Redbridge | 2 | 2 | Slight |
| Fri 20 Feb 1998 | Enfield | 2 | 1 | Slight |
| Fri 20 Feb 1998 | Enfield | 3 | 2 | Slight |
| Fri 20 Feb 1998 | Redbridge | 2 | 1 | Slight |
| Mon 23 Feb 1998 | Enfield | 2 | 1 | Slight |
| Tue 24 Feb 1998 | Enfield | 2 | 2 | Slight |
| Wed 25 Feb 1998 | Waltham Forest | 2 | 1 | Serious |
| Thu 26 Feb 1998 | Barnet | 2 | 1 | Serious |
| Thu 26 Feb 1998 | Enfield | 2 | 1 | Slight |
| Fri 27 Feb 1998 | Enfield | 3 | 1 | Serious |
| Sat 28 Feb 1998 | Enfield | 2 | 3 | Slight |
| Mon 2 Mar 1998 | Enfield | 2 | 1 | Slight |
| Wed 4 Mar 1998 | Barnet | 2 | 1 | Slight |
| Wed 4 Mar 1998 | Enfield | 2 | 1 | Slight |
| Wed 4 Mar 1998 | Waltham Forest | 2 | 1 | Slight |
| Wed 4 Mar 1998 | Enfield | 2 | 1 | Slight |
| Wed 4 Mar 1998 | Enfield | 1 | 1 | Serious |
| Thu 5 Mar 1998 | Redbridge | 2 | 1 | Slight |
| Fri 6 Mar 1998 | Enfield | 2 | 1 | Slight |
| Mon 9 Mar 1998 | Enfield | 2 | 1 | Slight |
| Thu 12 Mar 1998 | Waltham Forest | 2 | 1 | Slight |
| Fri 13 Mar 1998 | Enfield | 2 | 1 | Serious |
| Sun 22 Mar 1998 | Barnet | 2 | 1 | Slight |
| Tue 24 Mar 1998 | Enfield | 2 | 1 | Slight |
| Thu 26 Mar 1998 | Enfield | 1 | 1 | Slight |
| Tue 31 Mar 1998 | Enfield | 2 | 1 | Slight |
| Wed 1 Apr 1998 | Barnet | 2 | 1 | Slight |
| Sat 4 Apr 1998 | Waltham Forest | 2 | 1 | Slight |
| Mon 6 Apr 1998 | Waltham Forest | 2 | 1 | Slight |
| Mon 6 Apr 1998 | Enfield | 1 | 1 | Slight |
| Tue 7 Apr 1998 | Barnet | 2 | 1 | Slight |
| Fri 10 Apr 1998 | Enfield | 2 | 1 | Slight |
| Tue 14 Apr 1998 | Enfield | 1 | 1 | Serious |
| Fri 17 Apr 1998 | Enfield | 1 | 1 | Serious |
| Thu 23 Apr 1998 | Enfield | 2 | 2 | Slight |
| Wed 29 Apr 1998 | Enfield | 2 | 1 | Slight |
| Fri 1 May 1998 | Enfield | 1 | 1 | Slight |
| Fri 1 May 1998 | Waltham Forest | 2 | 1 | Serious |
| Fri 1 May 1998 | Enfield | 1 | 1 | Slight |
| Sat 2 May 1998 | Enfield | 2 | 1 | Slight |
| Fri 8 May 1998 | Waltham Forest | 2 | 1 | Slight |
| Wed 13 May 1998 | Barnet | 2 | 1 | Slight |
| Fri 15 May 1998 | Enfield | 1 | 1 | Serious |
| Fri 15 May 1998 | Enfield | 1 | 1 | Serious |
| Sat 16 May 1998 | Enfield | 1 | 1 | Slight |
| Sat 16 May 1998 | Waltham Forest | 3 | 1 | Slight |
| Mon 18 May 1998 | Enfield | 2 | 1 | Slight |
| Fri 22 May 1998 | Enfield | 1 | 1 | Slight |
| Fri 22 May 1998 | Enfield | 2 | 1 | Slight |
| Sat 30 May 1998 | Barnet | 3 | 1 | Serious |
| Wed 3 Jun 1998 | Enfield | 3 | 1 | Slight |
| Wed 3 Jun 1998 | Enfield | 1 | 1 | Slight |
| Thu 4 Jun 1998 | Enfield | 2 | 1 | Serious |
| Fri 5 Jun 1998 | Enfield | 2 | 1 | Slight |
| Fri 5 Jun 1998 | Enfield | 2 | 1 | Slight |
| Mon 8 Jun 1998 | Barnet | 1 | 1 | Slight |
| Tue 9 Jun 1998 | Waltham Forest | 2 | 1 | Serious |
| Sat 13 Jun 1998 | Enfield | 3 | 1 | Slight |
| Sun 14 Jun 1998 | Enfield | 2 | 2 | Slight |
| Sun 14 Jun 1998 | Barnet | 1 | 1 | Slight |
| Mon 15 Jun 1998 | Enfield | 1 | 1 | Slight |
| Wed 17 Jun 1998 | Waltham Forest | 2 | 2 | Serious |
| Fri 19 Jun 1998 | Enfield | 2 | 1 | Serious |
| Fri 26 Jun 1998 | Enfield | 2 | 1 | Slight |
| Mon 29 Jun 1998 | Enfield | 1 | 1 | Serious |
| Mon 29 Jun 1998 | Enfield | 1 | 1 | Slight |
| Wed 1 Jul 1998 | Barnet | 2 | 1 | Slight |
| Wed 1 Jul 1998 | Enfield | 1 | 1 | Slight |
| Wed 1 Jul 1998 | Enfield | 2 | 1 | Slight |
| Sat 4 Jul 1998 | Enfield | 2 | 2 | Slight |
| Thu 9 Jul 1998 | Enfield | 2 | 1 | Slight |
| Sat 11 Jul 1998 | Enfield | 2 | 1 | Slight |
| Sat 11 Jul 1998 | Barnet | 1 | 1 | Slight |
| Sun 12 Jul 1998 | Waltham Forest | 2 | 2 | Serious |
| Tue 14 Jul 1998 | Enfield | 1 | 1 | Slight |
| Wed 15 Jul 1998 | Enfield | 1 | 1 | Slight |
| Sun 19 Jul 1998 | Enfield | 2 | 1 | Slight |
| Wed 22 Jul 1998 | Broxbourne | 2 | 1 | Slight |
| Sat 25 Jul 1998 | Enfield | 2 | 1 | Slight |
| Sat 25 Jul 1998 | Enfield | 2 | 1 | Slight |
| Sat 25 Jul 1998 | Waltham Forest | 2 | 1 | Slight |
| Sat 25 Jul 1998 | Waltham Forest | 2 | 1 | Slight |
| Sat 25 Jul 1998 | Waltham Forest | 1 | 1 | Slight |
| Sat 25 Jul 1998 | Waltham Forest | 1 | 1 | Slight |
| Sun 26 Jul 1998 | Barnet | 2 | 1 | Slight |
| Wed 29 Jul 1998 | Barnet | 2 | 1 | Slight |
| Mon 3 Aug 1998 | Waltham Forest | 1 | 1 | Slight |
| Tue 4 Aug 1998 | Redbridge | 3 | 2 | Slight |
| Fri 7 Aug 1998 | Enfield | 2 | 1 | Slight |
| Mon 10 Aug 1998 | Waltham Forest | 2 | 1 | Slight |
| Mon 10 Aug 1998 | Enfield | 2 | 1 | Slight |
| Wed 12 Aug 1998 | Enfield | 2 | 1 | Slight |
| Thu 13 Aug 1998 | Barnet | 1 | 2 | Serious |
| Mon 24 Aug 1998 | Redbridge | 2 | 1 | Slight |
| Mon 24 Aug 1998 | Barnet | 1 | 1 | Serious |
| Tue 25 Aug 1998 | Enfield | 3 | 3 | Slight |
| Thu 27 Aug 1998 | Enfield | 3 | 2 | Slight |
| Fri 28 Aug 1998 | Enfield | 1 | 1 | Slight |
| Fri 28 Aug 1998 | Enfield | 1 | 1 | Slight |
| Mon 31 Aug 1998 | Enfield | 1 | 1 | Slight |
| Tue 1 Sep 1998 | Enfield | 3 | 1 | Slight |
| Fri 4 Sep 1998 | Enfield | 2 | 1 | Slight |
| Sat 5 Sep 1998 | Barnet | 2 | 1 | Slight |
| Sun 6 Sep 1998 | Enfield | 2 | 1 | Slight |
| Sun 6 Sep 1998 | Enfield | 2 | 1 | Slight |
| Wed 9 Sep 1998 | Enfield | 2 | 1 | Slight |
| Wed 9 Sep 1998 | Waltham Forest | 1 | 1 | Slight |
| Thu 10 Sep 1998 | Barnet | 2 | 1 | Serious |
| Sat 12 Sep 1998 | Enfield | 2 | 1 | Slight |
| Mon 14 Sep 1998 | Enfield | 2 | 1 | Slight |
| Tue 15 Sep 1998 | Enfield | 2 | 1 | Slight |
| Mon 21 Sep 1998 | Waltham Forest | 1 | 1 | Slight |
| Tue 22 Sep 1998 | Enfield | 1 | 1 | Fatal |
| Thu 24 Sep 1998 | Waltham Forest | 2 | 2 | Slight |
| Fri 25 Sep 1998 | Waltham Forest | 2 | 1 | Slight |
| Sat 26 Sep 1998 | Enfield | 2 | 1 | Slight |
| Mon 28 Sep 1998 | Waltham Forest | 1 | 1 | Slight |
| Thu 1 Oct 1998 | Enfield | 2 | 1 | Slight |
| Sun 4 Oct 1998 | Enfield | 1 | 1 | Slight |
| Thu 8 Oct 1998 | Enfield | 3 | 1 | Slight |
| Fri 9 Oct 1998 | Barnet | 2 | 1 | Serious |
| Tue 13 Oct 1998 | Enfield | 2 | 1 | Slight |
| Tue 13 Oct 1998 | Barnet | 2 | 2 | Slight |
| Tue 13 Oct 1998 | Waltham Forest | 1 | 2 | Slight |
| Wed 14 Oct 1998 | Barnet | 2 | 1 | Slight |
| Mon 19 Oct 1998 | Enfield | 2 | 1 | Slight |
| Thu 22 Oct 1998 | Enfield | 2 | 1 | Slight |
| Thu 22 Oct 1998 | Enfield | 1 | 2 | Serious |
| Fri 23 Oct 1998 | Enfield | 2 | 1 | Slight |
| Mon 26 Oct 1998 | Enfield | 1 | 1 | Slight |
| Tue 27 Oct 1998 | Enfield | 1 | 1 | Slight |
| Thu 29 Oct 1998 | Waltham Forest | 2 | 2 | Slight |
| Fri 30 Oct 1998 | Enfield | 2 | 2 | Slight |
| Sat 31 Oct 1998 | Enfield | 4 | 2 | Slight |
| Sat 31 Oct 1998 | Enfield | 2 | 1 | Slight |
| Mon 2 Nov 1998 | Enfield | 1 | 1 | Slight |
| Mon 2 Nov 1998 | Barnet | 2 | 1 | Slight |
| Wed 4 Nov 1998 | Waltham Forest | 2 | 1 | Slight |
| Fri 6 Nov 1998 | Enfield | 1 | 1 | Slight |
| Sat 7 Nov 1998 | Enfield | 1 | 2 | Serious |
| Sat 7 Nov 1998 | Enfield | 1 | 1 | Slight |
| Sun 8 Nov 1998 | Enfield | 2 | 1 | Slight |
| Mon 9 Nov 1998 | Enfield | 1 | 1 | Slight |
| Tue 10 Nov 1998 | Enfield | 2 | 1 | Slight |
| Fri 13 Nov 1998 | Enfield | 2 | 1 | Slight |
| Fri 13 Nov 1998 | Enfield | 2 | 2 | Serious |
| Sat 14 Nov 1998 | Enfield | 1 | 1 | Serious |
| Sat 14 Nov 1998 | Enfield | 1 | 1 | Slight |
| Sun 15 Nov 1998 | Enfield | 2 | 1 | Slight |
| Tue 17 Nov 1998 | Barnet | 2 | 1 | Slight |
| Tue 17 Nov 1998 | Barnet | 2 | 1 | Slight |
| Tue 17 Nov 1998 | Barnet | 2 | 1 | Slight |
| Tue 17 Nov 1998 | Barnet | 2 | 1 | Slight |
| Tue 17 Nov 1998 | Enfield | 2 | 2 | Slight |
| Wed 18 Nov 1998 | Waltham Forest | 1 | 1 | Slight |
| Thu 19 Nov 1998 | Enfield | 1 | 1 | Slight |
| Fri 20 Nov 1998 | Enfield | 1 | 1 | Slight |
| Mon 23 Nov 1998 | Enfield | 1 | 1 | Serious |
| Wed 25 Nov 1998 | Barnet | 3 | 2 | Serious |
| Sat 28 Nov 1998 | Waltham Forest | 3 | 2 | Slight |
| Thu 3 Dec 1998 | Enfield | 2 | 1 | Slight |
| Thu 3 Dec 1998 | Enfield | 3 | 1 | Slight |
| Sat 5 Dec 1998 | Waltham Forest | 2 | 2 | Serious |
| Mon 7 Dec 1998 | Enfield | 2 | 1 | Slight |
| Tue 8 Dec 1998 | Barnet | 2 | 2 | Slight |
| Tue 8 Dec 1998 | Barnet | 2 | 2 | Slight |
| Fri 11 Dec 1998 | Barnet | 2 | 5 | Slight |
| Sat 12 Dec 1998 | Waltham Forest | 2 | 1 | Slight |
| Sun 13 Dec 1998 | Enfield | 1 | 1 | Slight |
| Mon 14 Dec 1998 | Enfield | 2 | 1 | Slight |
| Mon 14 Dec 1998 | Barnet | 2 | 1 | Serious |
| Wed 16 Dec 1998 | Enfield | 1 | 1 | Slight |
| Sun 20 Dec 1998 | Waltham Forest | 2 | 2 | Serious |
| Mon 21 Dec 1998 | Enfield | 2 | 4 | Slight |
| Tue 22 Dec 1998 | Enfield | 2 | 3 | Slight |
| Thu 24 Dec 1998 | Waltham Forest | 1 | 1 | Serious |
| Sat 26 Dec 1998 | Waltham Forest | 2 | 2 | Slight |