Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 9 Jan 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 28 Jan 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 24 Feb 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 1 Mar 1997 | Welwyn Hatfield | 2 | 2 | Serious |
| Fri 14 Mar 1997 | Welwyn Hatfield | 1 | 1 | Slight |
| Mon 7 Apr 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Thu 8 May 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 9 May 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 7 Jun 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 16 Jun 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 16 Jun 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 21 Jun 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 4 Aug 1997 | Welwyn Hatfield | 1 | 3 | Slight |
| Tue 5 Aug 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Wed 10 Sep 1997 | Welwyn Hatfield | 2 | 3 | Serious |
| Thu 25 Sep 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Sat 25 Oct 1997 | Welwyn Hatfield | 1 | 1 | Slight |
| Fri 31 Oct 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Mon 3 Nov 1997 | Welwyn Hatfield | 1 | 1 | Serious |
| Sat 22 Nov 1997 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 2 Dec 1997 | Welwyn Hatfield | 3 | 1 | Slight |
| Tue 16 Dec 1997 | Welwyn Hatfield | 1 | 1 | Serious |
| Wed 17 Dec 1997 | Welwyn Hatfield | 1 | 2 | Serious |