Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 1 Jan 1993 | Stevenage | 1 | 1 | Slight |
| Tue 5 Jan 1993 | Stevenage | 1 | 1 | Serious |
| Tue 12 Jan 1993 | North Hertfordshire | 2 | 1 | Slight |
| Fri 15 Jan 1993 | Stevenage | 2 | 1 | Slight |
| Thu 28 Jan 1993 | Stevenage | 2 | 1 | Slight |
| Fri 29 Jan 1993 | Stevenage | 2 | 1 | Slight |
| Sun 31 Jan 1993 | Stevenage | 1 | 1 | Slight |
| Sun 31 Jan 1993 | Stevenage | 1 | 1 | Slight |
| Sat 6 Feb 1993 | Stevenage | 2 | 1 | Slight |
| Thu 11 Feb 1993 | Stevenage | 2 | 1 | Slight |
| Sat 13 Feb 1993 | East Hertfordshire | 1 | 1 | Slight |
| Sat 13 Feb 1993 | East Hertfordshire | 2 | 2 | Serious |
| Sat 13 Feb 1993 | Stevenage | 2 | 1 | Slight |
| Tue 16 Feb 1993 | East Hertfordshire | 2 | 1 | Slight |
| Tue 23 Feb 1993 | Stevenage | 2 | 1 | Slight |
| Thu 25 Feb 1993 | East Hertfordshire | 3 | 1 | Serious |
| Thu 11 Mar 1993 | Stevenage | 2 | 1 | Serious |
| Fri 2 Apr 1993 | East Hertfordshire | 3 | 2 | Slight |
| Fri 9 Apr 1993 | East Hertfordshire | 3 | 1 | Slight |
| Sat 10 Apr 1993 | North Hertfordshire | 2 | 2 | Serious |
| Tue 13 Apr 1993 | North Hertfordshire | 2 | 1 | Slight |
| Fri 30 Apr 1993 | East Hertfordshire | 2 | 1 | Slight |
| Wed 5 May 1993 | Stevenage | 2 | 1 | Slight |
| Thu 13 May 1993 | Stevenage | 2 | 1 | Slight |
| Thu 13 May 1993 | East Hertfordshire | 2 | 1 | Slight |
| Fri 14 May 1993 | Stevenage | 2 | 1 | Slight |
| Fri 14 May 1993 | Stevenage | 2 | 1 | Slight |
| Mon 17 May 1993 | Stevenage | 2 | 1 | Slight |
| Sat 22 May 1993 | Stevenage | 2 | 1 | Slight |
| Tue 25 May 1993 | Stevenage | 2 | 1 | Slight |
| Tue 1 Jun 1993 | Stevenage | 2 | 1 | Slight |
| Mon 7 Jun 1993 | Stevenage | 2 | 1 | Slight |
| Mon 7 Jun 1993 | Stevenage | 2 | 2 | Slight |
| Tue 8 Jun 1993 | North Hertfordshire | 2 | 1 | Slight |
| Fri 11 Jun 1993 | Stevenage | 2 | 2 | Slight |
| Fri 18 Jun 1993 | Stevenage | 2 | 3 | Slight |
| Sun 20 Jun 1993 | Stevenage | 1 | 1 | Slight |
| Mon 21 Jun 1993 | East Hertfordshire | 3 | 1 | Slight |
| Wed 23 Jun 1993 | Stevenage | 2 | 3 | Slight |
| Sat 26 Jun 1993 | East Hertfordshire | 2 | 1 | Slight |
| Mon 28 Jun 1993 | Stevenage | 2 | 1 | Slight |
| Thu 1 Jul 1993 | Stevenage | 2 | 1 | Slight |
| Fri 9 Jul 1993 | Stevenage | 2 | 1 | Slight |
| Sat 10 Jul 1993 | North Hertfordshire | 1 | 1 | Slight |
| Mon 12 Jul 1993 | Stevenage | 1 | 2 | Slight |
| Thu 15 Jul 1993 | Stevenage | 2 | 1 | Serious |
| Sat 17 Jul 1993 | North Hertfordshire | 2 | 1 | Serious |
| Fri 23 Jul 1993 | East Hertfordshire | 2 | 1 | Serious |
| Fri 23 Jul 1993 | Stevenage | 1 | 1 | Serious |
| Tue 3 Aug 1993 | Stevenage | 2 | 2 | Slight |
| Tue 3 Aug 1993 | East Hertfordshire | 3 | 2 | Slight |
| Sat 7 Aug 1993 | Stevenage | 2 | 1 | Serious |
| Mon 23 Aug 1993 | Stevenage | 2 | 1 | Slight |
| Tue 24 Aug 1993 | East Hertfordshire | 2 | 3 | Slight |
| Tue 7 Sep 1993 | Stevenage | 1 | 2 | Slight |
| Tue 7 Sep 1993 | Stevenage | 1 | 2 | Slight |
| Fri 17 Sep 1993 | East Hertfordshire | 1 | 1 | Slight |
| Thu 30 Sep 1993 | Stevenage | 2 | 1 | Slight |
| Mon 4 Oct 1993 | Stevenage | 2 | 1 | Slight |
| Mon 4 Oct 1993 | North Hertfordshire | 2 | 1 | Slight |
| Mon 4 Oct 1993 | Stevenage | 2 | 2 | Slight |
| Wed 6 Oct 1993 | Stevenage | 2 | 1 | Slight |
| Wed 6 Oct 1993 | Stevenage | 2 | 1 | Slight |
| Thu 7 Oct 1993 | Stevenage | 1 | 1 | Serious |
| Thu 7 Oct 1993 | East Hertfordshire | 1 | 1 | Slight |
| Fri 8 Oct 1993 | Stevenage | 2 | 1 | Slight |
| Fri 15 Oct 1993 | Stevenage | 1 | 1 | Slight |
| Wed 20 Oct 1993 | Stevenage | 2 | 1 | Slight |
| Fri 22 Oct 1993 | North Hertfordshire | 2 | 1 | Serious |
| Wed 27 Oct 1993 | Stevenage | 2 | 1 | Slight |
| Wed 10 Nov 1993 | East Hertfordshire | 3 | 1 | Slight |
| Tue 16 Nov 1993 | Stevenage | 1 | 1 | Serious |
| Tue 16 Nov 1993 | North Hertfordshire | 2 | 1 | Slight |
| Tue 16 Nov 1993 | Stevenage | 2 | 1 | Slight |
| Sun 21 Nov 1993 | East Hertfordshire | 2 | 2 | Slight |
| Wed 24 Nov 1993 | Stevenage | 2 | 2 | Slight |
| Fri 26 Nov 1993 | East Hertfordshire | 3 | 1 | Slight |
| Sat 27 Nov 1993 | Stevenage | 1 | 1 | Slight |
| Mon 29 Nov 1993 | Stevenage | 2 | 1 | Slight |
| Thu 2 Dec 1993 | East Hertfordshire | 3 | 1 | Slight |
| Fri 10 Dec 1993 | Stevenage | 2 | 1 | Slight |
| Fri 10 Dec 1993 | Stevenage | 2 | 1 | Slight |
| Wed 15 Dec 1993 | Stevenage | 1 | 1 | Serious |
| Thu 16 Dec 1993 | North Hertfordshire | 4 | 2 | Serious |
| Fri 17 Dec 1993 | East Hertfordshire | 1 | 1 | Slight |
| Tue 21 Dec 1993 | Stevenage | 1 | 1 | Serious |
| Thu 23 Dec 1993 | Stevenage | 5 | 3 | Serious |
| Fri 31 Dec 1993 | Stevenage | 2 | 2 | Slight |