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