Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 10 Jan 2006 | North Hertfordshire | 2 | 1 | Slight |
| Thu 12 Jan 2006 | North Hertfordshire | 2 | 2 | Slight |
| Fri 13 Jan 2006 | North Hertfordshire | 2 | 2 | Slight |
| Tue 31 Jan 2006 | North Hertfordshire | 1 | 1 | Slight |
| Tue 7 Feb 2006 | North Hertfordshire | 2 | 2 | Slight |
| Mon 20 Feb 2006 | North Hertfordshire | 1 | 1 | Slight |
| Thu 23 Feb 2006 | North Hertfordshire | 2 | 1 | Slight |
| Tue 28 Feb 2006 | North Hertfordshire | 1 | 1 | Slight |
| Wed 1 Mar 2006 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 5 Mar 2006 | North Hertfordshire | 2 | 1 | Slight |
| Thu 9 Mar 2006 | North Hertfordshire | 2 | 1 | Slight |
| Mon 3 Apr 2006 | North Hertfordshire | 2 | 1 | Serious |
| Wed 19 Apr 2006 | North Hertfordshire | 2 | 2 | Slight |
| Fri 28 Apr 2006 | North Hertfordshire | 2 | 2 | Slight |
| Mon 8 May 2006 | North Hertfordshire | 2 | 1 | Slight |
| Thu 11 May 2006 | North Hertfordshire | 3 | 2 | Slight |
| Sat 20 May 2006 | North Hertfordshire | 3 | 1 | Slight |
| Mon 22 May 2006 | North Hertfordshire | 3 | 1 | Slight |
| Thu 25 May 2006 | North Hertfordshire | 3 | 1 | Slight |
| Mon 12 Jun 2006 | North Hertfordshire | 2 | 1 | Slight |
| Fri 23 Jun 2006 | North Hertfordshire | 2 | 1 | Slight |
| Mon 26 Jun 2006 | North Hertfordshire | 2 | 3 | Slight |
| Tue 18 Jul 2006 | North Hertfordshire | 2 | 1 | Serious |
| Fri 21 Jul 2006 | North Hertfordshire | 2 | 5 | Serious |
| Mon 31 Jul 2006 | North Hertfordshire | 1 | 1 | Slight |
| Tue 1 Aug 2006 | North Hertfordshire | 5 | 1 | Slight |
| Wed 2 Aug 2006 | North Hertfordshire | 1 | 1 | Slight |
| Mon 7 Aug 2006 | North Hertfordshire | 2 | 1 | Slight |
| Thu 17 Aug 2006 | North Hertfordshire | 1 | 1 | Slight |
| Mon 21 Aug 2006 | North Hertfordshire | 2 | 5 | Serious |
| Thu 24 Aug 2006 | North Hertfordshire | 1 | 1 | Serious |
| Mon 28 Aug 2006 | North Hertfordshire | 3 | 1 | Slight |
| Mon 4 Sep 2006 | North Hertfordshire | 2 | 2 | Serious |
| Wed 6 Sep 2006 | North Hertfordshire | 3 | 2 | Slight |
| Fri 8 Sep 2006 | North Hertfordshire | 2 | 1 | Slight |
| Tue 19 Sep 2006 | North Hertfordshire | 2 | 1 | Serious |
| Thu 28 Sep 2006 | Welwyn Hatfield | 3 | 1 | Slight |
| Fri 6 Oct 2006 | North Hertfordshire | 2 | 1 | Serious |
| Fri 6 Oct 2006 | North Hertfordshire | 1 | 1 | Slight |
| Mon 16 Oct 2006 | North Hertfordshire | 2 | 1 | Serious |
| Wed 18 Oct 2006 | North Hertfordshire | 2 | 1 | Slight |
| Sat 21 Oct 2006 | North Hertfordshire | 1 | 4 | Fatal |
| Sun 5 Nov 2006 | North Hertfordshire | 2 | 1 | Slight |
| Sun 12 Nov 2006 | North Hertfordshire | 1 | 1 | Slight |
| Sun 12 Nov 2006 | North Hertfordshire | 1 | 1 | Slight |
| Fri 17 Nov 2006 | North Hertfordshire | 2 | 2 | Slight |
| Sat 18 Nov 2006 | North Hertfordshire | 2 | 1 | Slight |
| Tue 21 Nov 2006 | North Hertfordshire | 2 | 1 | Slight |
| Tue 28 Nov 2006 | North Hertfordshire | 2 | 3 | Slight |
| Fri 1 Dec 2006 | North Hertfordshire | 2 | 1 | Slight |
| Wed 13 Dec 2006 | North Hertfordshire | 2 | 1 | Slight |