Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 12 Jan 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 30 Jan 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 19 Feb 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 20 Feb 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 20 Feb 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 20 Mar 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 18 Apr 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 18 Apr 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 20 Apr 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 27 May 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 27 May 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 30 May 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 10 Jun 2009 | Welwyn Hatfield | 2 | 2 | Serious |
| Fri 26 Jun 2009 | Welwyn Hatfield | 1 | 1 | Slight |
| Sun 26 Jul 2009 | Welwyn Hatfield | 1 | 1 | Slight |
| Wed 12 Aug 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 13 Aug 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 13 Aug 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 7 Sep 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 7 Sep 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 27 Sep 2009 | Welwyn Hatfield | 2 | 1 | Serious |
| Sun 27 Sep 2009 | Welwyn Hatfield | 2 | 1 | Serious |
| Wed 7 Oct 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 20 Oct 2009 | Welwyn Hatfield | 2 | 4 | Slight |
| Fri 13 Nov 2009 | Welwyn Hatfield | 4 | 5 | Slight |
| Thu 26 Nov 2009 | Welwyn Hatfield | 3 | 1 | Slight |
| Thu 10 Dec 2009 | Welwyn Hatfield | 4 | 2 | Slight |
| Fri 25 Dec 2009 | Welwyn Hatfield | 1 | 1 | Slight |