Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 8 Jan 1987 | St. Albans | 4 | 1 | Slight |
| Fri 23 Jan 1987 | St. Albans | 2 | 1 | Slight |
| Fri 30 Jan 1987 | St. Albans | 1 | 2 | Slight |
| Mon 2 Feb 1987 | St. Albans | 1 | 1 | Slight |
| Wed 18 Feb 1987 | St. Albans | 2 | 1 | Slight |
| Mon 23 Mar 1987 | St. Albans | 2 | 2 | Slight |
| Fri 8 May 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 14 May 1987 | Welwyn Hatfield | 2 | 1 | Serious |
| Mon 8 Jun 1987 | St. Albans | 2 | 1 | Serious |
| Wed 1 Jul 1987 | St. Albans | 2 | 3 | Serious |
| Sat 11 Jul 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 20 Jul 1987 | Welwyn Hatfield | 1 | 1 | Slight |
| Mon 20 Jul 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 27 Jul 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 13 Aug 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 14 Aug 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 5 Sep 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 6 Oct 1987 | Welwyn Hatfield | 1 | 1 | Serious |
| Tue 13 Oct 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 17 Oct 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 13 Nov 1987 | St. Albans | 2 | 3 | Slight |
| Tue 17 Nov 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 22 Nov 1987 | Welwyn Hatfield | 1 | 1 | Slight |
| Thu 17 Dec 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 17 Dec 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 24 Dec 1987 | Welwyn Hatfield | 2 | 1 | Serious |