Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 2 Jan 1998 | Neath Port Talbot | 2 | 2 | Slight |
| Sat 3 Jan 1998 | Neath Port Talbot | 1 | 1 | Slight |
| Sat 24 Jan 1998 | Neath Port Talbot | 2 | 2 | Slight |
| Sat 28 Feb 1998 | Swansea | 1 | 1 | Slight |
| Mon 2 Mar 1998 | Neath Port Talbot | 1 | 1 | Slight |
| Tue 17 Mar 1998 | Neath Port Talbot | 1 | 1 | Slight |
| Sat 23 May 1998 | Neath Port Talbot | 1 | 1 | Slight |
| Mon 29 Jun 1998 | Neath Port Talbot | 2 | 1 | Serious |
| Mon 21 Sep 1998 | Swansea | 1 | 1 | Slight |
| Thu 12 Nov 1998 | Neath Port Talbot | 1 | 1 | Slight |
| Fri 18 Dec 1998 | Neath Port Talbot | 2 | 2 | Slight |
| Wed 30 Dec 1998 | Swansea | 2 | 1 | Slight |