Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sat 3 Jan 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 23 Jan 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 23 Jan 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 31 Mar 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 13 Apr 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 10 May 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 3 Jun 2009 | Welwyn Hatfield | 2 | 1 | Serious |
| Sat 15 Aug 2009 | Welwyn Hatfield | 1 | 1 | Slight |
| Thu 10 Sep 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 16 Sep 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 26 Nov 2009 | Welwyn Hatfield | 3 | 1 | Slight |
| Thu 10 Dec 2009 | Welwyn Hatfield | 4 | 2 | Slight |