Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 9 Jan 2013 | Hertsmere | 2 | 1 | Slight |
| Sun 3 Feb 2013 | Hertsmere | 2 | 1 | Slight |
| Thu 7 Feb 2013 | Hertsmere | 2 | 1 | Slight |
| Fri 8 Feb 2013 | Hertsmere | 1 | 1 | Slight |
| Sat 2 Mar 2013 | Hertsmere | 2 | 1 | Serious |
| Tue 11 Jun 2013 | St. Albans | 2 | 2 | Slight |
| Sat 13 Jul 2013 | Hertsmere | 2 | 1 | Slight |
| Sat 17 Aug 2013 | Hertsmere | 2 | 1 | Slight |
| Fri 6 Sep 2013 | St. Albans | 2 | 1 | Slight |
| Sun 22 Sep 2013 | Hertsmere | 2 | 1 | Slight |
| Thu 10 Oct 2013 | Hertsmere | 3 | 2 | Slight |
| Sat 12 Oct 2013 | Hertsmere | 2 | 1 | Slight |
| Wed 20 Nov 2013 | Hertsmere | 2 | 3 | Slight |