Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 15 Jan 1998 | Swansea | 2 | 1 | Slight |
| Fri 6 Feb 1998 | Swansea | 1 | 1 | Slight |
| Sun 15 Feb 1998 | Neath Port Talbot | 1 | 3 | Slight |
| Mon 2 Mar 1998 | Swansea | 1 | 1 | Slight |
| Fri 3 Apr 1998 | Swansea | 1 | 1 | Slight |
| Tue 7 Apr 1998 | Swansea | 1 | 1 | Slight |
| Wed 6 May 1998 | Swansea | 2 | 1 | Slight |
| Mon 25 May 1998 | Neath Port Talbot | 3 | 2 | Slight |
| Mon 1 Jun 1998 | Swansea | 1 | 1 | Slight |
| Wed 3 Jun 1998 | Swansea | 2 | 1 | Slight |
| Sat 13 Jun 1998 | Swansea | 1 | 1 | Slight |
| Thu 18 Jun 1998 | Swansea | 1 | 1 | Slight |
| Fri 3 Jul 1998 | Swansea | 1 | 1 | Slight |
| Tue 7 Jul 1998 | Neath Port Talbot | 2 | 1 | Slight |
| Fri 10 Jul 1998 | Swansea | 2 | 1 | Slight |
| Tue 6 Oct 1998 | Neath Port Talbot | 2 | 1 | Slight |
| Tue 17 Nov 1998 | Neath Port Talbot | 2 | 1 | Slight |