Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 3 Jan 1999 | St. Helens | 1 | 3 | Slight |
| Sun 3 Jan 1999 | Halton | 2 | 2 | Slight |
| Wed 13 Jan 1999 | Halton | 2 | 1 | Slight |
| Mon 18 Jan 1999 | Halton | 1 | 1 | Slight |
| Fri 29 Jan 1999 | Halton | 2 | 1 | Slight |
| Tue 2 Feb 1999 | Halton | 2 | 2 | Slight |
| Wed 10 Feb 1999 | Halton | 2 | 5 | Slight |
| Mon 1 Mar 1999 | Halton | 2 | 1 | Slight |
| Sat 6 Mar 1999 | Halton | 2 | 1 | Slight |
| Mon 8 Mar 1999 | Halton | 2 | 1 | Slight |
| Sun 14 Mar 1999 | Halton | 1 | 1 | Slight |
| Tue 23 Mar 1999 | Halton | 2 | 1 | Slight |
| Wed 7 Apr 1999 | St. Helens | 2 | 1 | Slight |
| Mon 19 Apr 1999 | St. Helens | 3 | 3 | Slight |
| Thu 29 Apr 1999 | Halton | 2 | 1 | Slight |
| Mon 24 May 1999 | St. Helens | 1 | 3 | Slight |
| Thu 3 Jun 1999 | St. Helens | 2 | 1 | Slight |
| Sun 13 Jun 1999 | Halton | 3 | 4 | Slight |
| Wed 16 Jun 1999 | Halton | 2 | 1 | Slight |
| Thu 1 Jul 1999 | Halton | 2 | 3 | Slight |
| Sun 4 Jul 1999 | Halton | 2 | 4 | Serious |
| Sat 10 Jul 1999 | St. Helens | 1 | 1 | Serious |
| Sun 1 Aug 1999 | Halton | 1 | 1 | Slight |
| Fri 6 Aug 1999 | St. Helens | 1 | 1 | Slight |
| Sun 8 Aug 1999 | Halton | 1 | 2 | Serious |
| Fri 3 Sep 1999 | St. Helens | 2 | 1 | Slight |
| Fri 10 Sep 1999 | Halton | 2 | 1 | Slight |
| Tue 14 Sep 1999 | St. Helens | 2 | 1 | Serious |
| Sun 19 Sep 1999 | Halton | 2 | 5 | Slight |
| Thu 30 Sep 1999 | St. Helens | 1 | 1 | Slight |
| Thu 30 Sep 1999 | Halton | 2 | 2 | Slight |
| Thu 7 Oct 1999 | Halton | 1 | 1 | Slight |
| Sat 9 Oct 1999 | Halton | 2 | 2 | Slight |
| Thu 28 Oct 1999 | Halton | 1 | 1 | Serious |
| Thu 28 Oct 1999 | Halton | 1 | 1 | Serious |
| Thu 4 Nov 1999 | Halton | 2 | 1 | Slight |