Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 4 Mar 2013 | Three Rivers | 2 | 2 | Slight |
| Wed 6 Mar 2013 | Three Rivers | 2 | 1 | Slight |
| Fri 22 Mar 2013 | Watford | 4 | 2 | Slight |
| Fri 22 Mar 2013 | Watford | 1 | 1 | Slight |
| Thu 11 Apr 2013 | Three Rivers | 1 | 1 | Slight |
| Sun 21 Apr 2013 | Three Rivers | 2 | 1 | Slight |
| Sat 27 Apr 2013 | Watford | 2 | 1 | Slight |
| Fri 10 May 2013 | Watford | 3 | 1 | Slight |
| Sun 28 Jul 2013 | Watford | 2 | 1 | Slight |
| Fri 9 Aug 2013 | Watford | 4 | 1 | Slight |
| Thu 26 Sep 2013 | Watford | 2 | 1 | Slight |
| Mon 28 Oct 2013 | Three Rivers | 2 | 1 | Slight |
| Tue 29 Oct 2013 | Watford | 1 | 1 | Slight |
| Fri 8 Nov 2013 | Watford | 1 | 1 | Slight |