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