Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 7 Jan 2003 | East Hertfordshire | 2 | 6 | Serious |
| Tue 21 Jan 2003 | East Hertfordshire | 3 | 2 | Slight |
| Mon 17 Feb 2003 | East Hertfordshire | 2 | 1 | Slight |
| Wed 26 Feb 2003 | East Hertfordshire | 2 | 1 | Slight |
| Sat 1 Mar 2003 | East Hertfordshire | 3 | 2 | Slight |
| Mon 16 Jun 2003 | East Hertfordshire | 1 | 1 | Slight |
| Tue 15 Jul 2003 | East Hertfordshire | 2 | 1 | Serious |
| Thu 31 Jul 2003 | East Hertfordshire | 2 | 1 | Slight |
| Thu 31 Jul 2003 | East Hertfordshire | 2 | 1 | Slight |
| Tue 19 Aug 2003 | East Hertfordshire | 3 | 2 | Slight |
| Tue 19 Aug 2003 | East Hertfordshire | 3 | 2 | Slight |
| Mon 8 Sep 2003 | East Hertfordshire | 2 | 2 | Slight |
| Tue 23 Sep 2003 | East Hertfordshire | 1 | 1 | Slight |
| Tue 23 Sep 2003 | East Hertfordshire | 1 | 1 | Slight |
| Sat 27 Sep 2003 | East Hertfordshire | 2 | 2 | Serious |
| Sat 11 Oct 2003 | East Hertfordshire | 1 | 1 | Slight |
| Sun 23 Nov 2003 | East Hertfordshire | 2 | 2 | Slight |
| Thu 27 Nov 2003 | East Hertfordshire | 2 | 1 | Slight |
| Sat 29 Nov 2003 | East Hertfordshire | 2 | 1 | Slight |
| Sat 20 Dec 2003 | East Hertfordshire | 1 | 1 | Serious |