Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 27 Jan 2003 | North Hertfordshire | 4 | 2 | Slight |
| Sun 2 Feb 2003 | North Hertfordshire | 1 | 1 | Slight |
| Mon 17 Mar 2003 | North Hertfordshire | 2 | 1 | Slight |
| Mon 17 Mar 2003 | North Hertfordshire | 2 | 1 | Slight |
| Sun 6 Apr 2003 | North Hertfordshire | 2 | 1 | Slight |
| Sun 6 Apr 2003 | North Hertfordshire | 2 | 1 | Slight |
| Fri 11 Apr 2003 | North Hertfordshire | 2 | 1 | Slight |
| Wed 16 Apr 2003 | North Hertfordshire | 2 | 1 | Slight |
| Thu 1 May 2003 | North Hertfordshire | 2 | 3 | Slight |
| Sun 4 May 2003 | North Hertfordshire | 2 | 1 | Slight |
| Mon 5 May 2003 | North Hertfordshire | 1 | 3 | Slight |
| Tue 3 Jun 2003 | North Hertfordshire | 2 | 1 | Slight |
| Sun 15 Jun 2003 | North Hertfordshire | 2 | 1 | Slight |
| Thu 3 Jul 2003 | North Hertfordshire | 3 | 1 | Slight |
| Thu 17 Jul 2003 | North Hertfordshire | 2 | 2 | Serious |
| Sun 28 Sep 2003 | North Hertfordshire | 2 | 1 | Slight |
| Sun 28 Sep 2003 | North Hertfordshire | 2 | 1 | Slight |
| Fri 3 Oct 2003 | North Hertfordshire | 2 | 2 | Slight |
| Tue 7 Oct 2003 | North Hertfordshire | 1 | 1 | Serious |
| Tue 7 Oct 2003 | North Hertfordshire | 2 | 1 | Slight |
| Wed 15 Oct 2003 | North Hertfordshire | 1 | 1 | Slight |
| Tue 28 Oct 2003 | North Hertfordshire | 2 | 1 | Slight |
| Thu 6 Nov 2003 | North Hertfordshire | 3 | 1 | Slight |
| Fri 19 Dec 2003 | North Hertfordshire | 1 | 1 | Slight |