Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 19 Jan 2012 | North Hertfordshire | 2 | 2 | Slight |
| Wed 25 Jan 2012 | St. Albans | 1 | 1 | Slight |
| Wed 1 Feb 2012 | St. Albans | 1 | 1 | Slight |
| Sat 3 Mar 2012 | North Hertfordshire | 3 | 1 | Slight |
| Fri 9 Mar 2012 | St. Albans | 2 | 1 | Serious |
| Wed 2 May 2012 | St. Albans | 1 | 1 | Slight |
| Wed 16 May 2012 | St. Albans | 1 | 1 | Slight |
| Wed 13 Jun 2012 | St. Albans | 1 | 1 | Slight |
| Thu 26 Jul 2012 | St. Albans | 2 | 1 | Slight |
| Mon 17 Dec 2012 | North Hertfordshire | 2 | 3 | Serious |