Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 30 Jan 2003 | Gwynedd | 1 | 1 | Slight |
| Fri 18 Apr 2003 | Gwynedd | 3 | 2 | Slight |
| Mon 21 Apr 2003 | Gwynedd | 3 | 2 | Slight |
| Sun 27 Apr 2003 | Gwynedd | 1 | 1 | Slight |
| Sun 11 May 2003 | Gwynedd | 2 | 1 | Serious |
| Fri 30 May 2003 | Gwynedd | 2 | 1 | Slight |
| Wed 18 Jun 2003 | Gwynedd | 1 | 1 | Slight |
| Wed 25 Jun 2003 | Gwynedd | 1 | 1 | Slight |
| Sun 29 Jun 2003 | Gwynedd | 1 | 1 | Serious |
| Wed 20 Aug 2003 | Gwynedd | 1 | 2 | Slight |
| Fri 5 Dec 2003 | Gwynedd | 1 | 1 | Slight |