Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sat 3 Jan 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 8 Mar 1987 | Welwyn Hatfield | 3 | 5 | Serious |
| Mon 30 Mar 1987 | Welwyn Hatfield | 2 | 2 | Slight |
| Thu 21 May 1987 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 18 Jul 1987 | Welwyn Hatfield | 1 | 1 | Slight |
| Fri 14 Aug 1987 | Welwyn Hatfield | 1 | 1 | Serious |
| Tue 20 Oct 1987 | Welwyn Hatfield | 3 | 1 | Serious |
| Fri 13 Nov 1987 | Welwyn Hatfield | 2 | 2 | Serious |
| Sat 28 Nov 1987 | Welwyn Hatfield | 2 | 1 | Slight |