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