Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 30 Jan 2009 | East Hertfordshire | 2 | 1 | Slight |
| Thu 9 Jul 2009 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 26 Jul 2009 | East Hertfordshire | 2 | 1 | Slight |
| Thu 30 Jul 2009 | East Hertfordshire | 2 | 1 | Serious |
| Fri 18 Sep 2009 | Welwyn Hatfield | 1 | 1 | Slight |
| Wed 21 Oct 2009 | East Hertfordshire | 1 | 1 | Slight |
| Sat 28 Nov 2009 | East Hertfordshire | 1 | 1 | Slight |
| Thu 10 Dec 2009 | Welwyn Hatfield | 3 | 2 | Slight |