Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 7 Jan 1999 | Warrington | 2 | 1 | Slight |
| Sat 16 Jan 1999 | Warrington | 2 | 1 | Slight |
| Sat 16 Jan 1999 | Warrington | 2 | 1 | Slight |
| Wed 27 Jan 1999 | Warrington | 2 | 1 | Slight |
| Thu 28 Jan 1999 | Warrington | 2 | 1 | Slight |
| Thu 28 Jan 1999 | Warrington | 2 | 1 | Slight |
| Fri 29 Jan 1999 | Warrington | 2 | 2 | Slight |
| Mon 8 Feb 1999 | Warrington | 2 | 1 | Slight |
| Mon 22 Feb 1999 | Warrington | 2 | 2 | Slight |
| Tue 9 Mar 1999 | Warrington | 2 | 1 | Slight |
| Wed 24 Mar 1999 | Warrington | 2 | 1 | Slight |
| Wed 24 Mar 1999 | Warrington | 2 | 1 | Slight |
| Wed 31 Mar 1999 | Warrington | 2 | 1 | Slight |
| Thu 8 Apr 1999 | Warrington | 2 | 1 | Slight |
| Wed 21 Apr 1999 | Warrington | 2 | 1 | Slight |
| Sat 24 Apr 1999 | Warrington | 3 | 1 | Slight |
| Sun 9 May 1999 | Warrington | 2 | 6 | Slight |
| Mon 10 May 1999 | Warrington | 3 | 2 | Slight |
| Fri 21 May 1999 | Warrington | 2 | 1 | Slight |
| Tue 15 Jun 1999 | Warrington | 2 | 1 | Slight |
| Wed 16 Jun 1999 | Warrington | 2 | 1 | Slight |
| Tue 29 Jun 1999 | Warrington | 1 | 1 | Serious |
| Sat 17 Jul 1999 | Warrington | 1 | 2 | Slight |
| Sat 14 Aug 1999 | Warrington | 2 | 1 | Slight |
| Mon 16 Aug 1999 | Warrington | 1 | 1 | Slight |
| Wed 15 Sep 1999 | Warrington | 2 | 1 | Slight |
| Sun 19 Sep 1999 | Warrington | 2 | 2 | Slight |
| Sun 10 Oct 1999 | Warrington | 1 | 1 | Slight |
| Mon 11 Oct 1999 | Warrington | 2 | 1 | Serious |
| Sat 23 Oct 1999 | Warrington | 2 | 1 | Slight |
| Tue 26 Oct 1999 | Warrington | 2 | 1 | Slight |
| Wed 10 Nov 1999 | Warrington | 2 | 1 | Slight |
| Tue 16 Nov 1999 | Warrington | 2 | 2 | Slight |
| Wed 17 Nov 1999 | Warrington | 2 | 1 | Slight |
| Wed 17 Nov 1999 | Warrington | 2 | 1 | Slight |
| Wed 17 Nov 1999 | Halton | 2 | 2 | Slight |
| Sun 21 Nov 1999 | Warrington | 2 | 1 | Serious |
| Mon 22 Nov 1999 | Warrington | 2 | 2 | Slight |