Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 3 Jan 1991 | Watford | 3 | 1 | Slight |
| Fri 11 Jan 1991 | Watford | 2 | 1 | Slight |
| Fri 18 Jan 1991 | Watford | 3 | 1 | Slight |
| Tue 5 Feb 1991 | Watford | 2 | 1 | Slight |
| Tue 5 Feb 1991 | Watford | 2 | 1 | Slight |
| Thu 14 Mar 1991 | Watford | 1 | 1 | Slight |
| Mon 15 Apr 1991 | Watford | 3 | 1 | Slight |
| Mon 15 Apr 1991 | Watford | 1 | 1 | Slight |
| Wed 29 May 1991 | Watford | 2 | 1 | Slight |
| Fri 7 Jun 1991 | Watford | 2 | 1 | Slight |
| Sun 9 Jun 1991 | Watford | 1 | 1 | Slight |
| Thu 18 Jul 1991 | Watford | 2 | 1 | Slight |
| Fri 16 Aug 1991 | Watford | 2 | 1 | Slight |
| Fri 30 Aug 1991 | Watford | 2 | 2 | Slight |
| Fri 18 Oct 1991 | Watford | 3 | 1 | Slight |
| Mon 21 Oct 1991 | Watford | 1 | 1 | Serious |
| Thu 31 Oct 1991 | Watford | 2 | 1 | Slight |
| Thu 7 Nov 1991 | Watford | 2 | 1 | Serious |
| Tue 12 Nov 1991 | Watford | 1 | 2 | Serious |
| Thu 14 Nov 1991 | Watford | 2 | 2 | Slight |
| Fri 27 Dec 1991 | Watford | 2 | 1 | Slight |