Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 12 Jan 2001 | Welwyn Hatfield | 2 | 1 | Slight |
| Fri 19 Jan 2001 | Broxbourne | 2 | 1 | Slight |
| Tue 23 Jan 2001 | Broxbourne | 3 | 2 | Slight |
| Fri 26 Jan 2001 | Welwyn Hatfield | 1 | 1 | Serious |
| Tue 30 Jan 2001 | Broxbourne | 1 | 2 | Slight |
| Thu 8 Feb 2001 | Welwyn Hatfield | 2 | 1 | Slight |
| Sun 11 Feb 2001 | Broxbourne | 4 | 1 | Serious |
| Fri 2 Mar 2001 | Welwyn Hatfield | 2 | 1 | Slight |
| Tue 6 Mar 2001 | Broxbourne | 2 | 1 | Slight |
| Mon 12 Mar 2001 | Broxbourne | 2 | 1 | Slight |
| Wed 14 Mar 2001 | Welwyn Hatfield | 2 | 2 | Slight |
| Sun 18 Mar 2001 | Broxbourne | 2 | 2 | Slight |
| Sun 18 Mar 2001 | Broxbourne | 2 | 2 | Slight |
| Thu 26 Apr 2001 | Hertsmere | 2 | 2 | Slight |
| Sun 6 May 2001 | Broxbourne | 2 | 1 | Slight |
| Sun 13 May 2001 | Broxbourne | 5 | 3 | Slight |
| Sun 27 May 2001 | Broxbourne | 3 | 3 | Slight |
| Sun 3 Jun 2001 | Broxbourne | 2 | 1 | Slight |
| Fri 15 Jun 2001 | Broxbourne | 2 | 1 | Slight |
| Sat 7 Jul 2001 | Broxbourne | 2 | 1 | Slight |
| Sun 29 Jul 2001 | Broxbourne | 2 | 2 | Slight |
| Sun 29 Jul 2001 | Broxbourne | 2 | 2 | Slight |
| Mon 30 Jul 2001 | Hertsmere | 1 | 1 | Slight |
| Mon 6 Aug 2001 | Broxbourne | 2 | 1 | Slight |
| Tue 7 Aug 2001 | Broxbourne | 2 | 1 | Slight |
| Sat 15 Sep 2001 | Broxbourne | 3 | 2 | Slight |
| Wed 26 Sep 2001 | Broxbourne | 2 | 1 | Slight |
| Mon 8 Oct 2001 | Broxbourne | 1 | 1 | Serious |
| Mon 8 Oct 2001 | Broxbourne | 2 | 1 | Slight |
| Fri 12 Oct 2001 | Broxbourne | 1 | 1 | Slight |
| Sat 13 Oct 2001 | Hertsmere | 3 | 1 | Slight |
| Wed 31 Oct 2001 | Hertsmere | 2 | 2 | Slight |
| Fri 2 Nov 2001 | Broxbourne | 2 | 1 | Slight |
| Sun 4 Nov 2001 | Welwyn Hatfield | 2 | 3 | Serious |
| Thu 29 Nov 2001 | Broxbourne | 2 | 2 | Slight |
| Fri 30 Nov 2001 | Broxbourne | 2 | 2 | Slight |
| Thu 27 Dec 2001 | Welwyn Hatfield | 2 | 1 | Slight |