Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 2 Jan 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 11 Jan 2005 | Welwyn Hatfield | 2 | 1 | Serious |
| Tue 8 Feb 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 12 Feb 2005 | Welwyn Hatfield | 2 | 2 | Slight |
| Wed 23 Feb 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 23 Feb 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 28 Feb 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 28 Feb 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 5 Apr 2005 | Welwyn Hatfield | 1 | 1 | Serious |
| Tue 5 Apr 2005 | Welwyn Hatfield | 1 | 1 | Serious |
| Fri 15 Apr 2005 | Welwyn Hatfield | 2 | 2 | Slight |
| Wed 27 Apr 2005 | Welwyn Hatfield | 2 | 2 | Slight |
| Fri 29 Apr 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 6 May 2005 | Welwyn Hatfield | 3 | 2 | Slight |
| Sat 14 May 2005 | Welwyn Hatfield | 1 | 1 | Slight |
| Tue 17 May 2005 | Welwyn Hatfield | 2 | 2 | Slight |
| Tue 17 May 2005 | Welwyn Hatfield | 3 | 2 | Slight |
| Mon 23 May 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 29 May 2005 | Welwyn Hatfield | 2 | 3 | Slight |
| Wed 1 Jun 2005 | Welwyn Hatfield | 2 | 2 | Slight |
| Thu 2 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 4 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 4 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 5 Jun 2005 | Welwyn Hatfield | 2 | 2 | Slight |
| Wed 15 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 15 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 18 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 18 Jun 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 8 Jul 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 8 Jul 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 13 Jul 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 4 Sep 2005 | Welwyn Hatfield | 1 | 1 | Slight |
| Mon 12 Sep 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 14 Sep 2005 | Welwyn Hatfield | 1 | 2 | Slight |
| Sun 25 Sep 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 27 Sep 2005 | Welwyn Hatfield | 2 | 2 | Serious |
| Tue 25 Oct 2005 | Welwyn Hatfield | 2 | 4 | Slight |
| Fri 28 Oct 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 2 Nov 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 2 Nov 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 8 Nov 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 17 Nov 2005 | Welwyn Hatfield | 1 | 1 | Slight |
| Thu 17 Nov 2005 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 15 Dec 2005 | Welwyn Hatfield | 3 | 1 | Serious |
| Tue 20 Dec 2005 | Welwyn Hatfield | 2 | 1 | Slight |