Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 5 Jan 1999 | Congleton | 2 | 1 | Slight |
| Sat 9 Jan 1999 | Vale Royal | 2 | 1 | Slight |
| Sat 9 Jan 1999 | Vale Royal | 2 | 4 | Serious |
| Mon 11 Jan 1999 | Vale Royal | 2 | 1 | Slight |
| Mon 11 Jan 1999 | Vale Royal | 2 | 1 | Slight |
| Sat 16 Jan 1999 | Macclesfield | 2 | 1 | Slight |
| Tue 19 Jan 1999 | Vale Royal | 2 | 1 | Slight |
| Fri 29 Jan 1999 | Congleton | 2 | 1 | Slight |
| Tue 9 Feb 1999 | Congleton | 1 | 1 | Slight |
| Wed 10 Feb 1999 | Congleton | 2 | 2 | Slight |
| Thu 18 Feb 1999 | Congleton | 2 | 1 | Slight |
| Thu 18 Feb 1999 | Congleton | 2 | 1 | Slight |
| Thu 18 Feb 1999 | Congleton | 2 | 1 | Slight |
| Tue 23 Feb 1999 | Macclesfield | 2 | 3 | Slight |
| Wed 3 Mar 1999 | Vale Royal | 2 | 1 | Slight |
| Thu 4 Mar 1999 | Vale Royal | 4 | 4 | Slight |
| Sun 7 Mar 1999 | Congleton | 3 | 3 | Slight |
| Tue 16 Mar 1999 | Congleton | 2 | 3 | Slight |
| Wed 17 Mar 1999 | Congleton | 3 | 2 | Slight |
| Wed 24 Mar 1999 | Vale Royal | 3 | 1 | Slight |
| Wed 24 Mar 1999 | Congleton | 2 | 1 | Slight |
| Thu 25 Mar 1999 | Congleton | 2 | 1 | Slight |
| Tue 6 Apr 1999 | Congleton | 2 | 1 | Slight |
| Wed 14 Apr 1999 | Vale Royal | 2 | 2 | Slight |
| Wed 14 Apr 1999 | Congleton | 2 | 2 | Slight |
| Thu 15 Apr 1999 | Congleton | 2 | 1 | Slight |
| Fri 16 Apr 1999 | Vale Royal | 2 | 2 | Slight |
| Sun 25 Apr 1999 | Vale Royal | 2 | 1 | Slight |
| Mon 26 Apr 1999 | Congleton | 3 | 2 | Slight |
| Wed 28 Apr 1999 | Macclesfield | 1 | 1 | Slight |
| Thu 29 Apr 1999 | Congleton | 2 | 1 | Slight |
| Mon 3 May 1999 | Vale Royal | 2 | 1 | Slight |
| Tue 4 May 1999 | Congleton | 2 | 1 | Slight |
| Tue 11 May 1999 | Vale Royal | 2 | 1 | Slight |
| Thu 20 May 1999 | Congleton | 1 | 1 | Slight |
| Thu 20 May 1999 | Macclesfield | 2 | 1 | Slight |
| Fri 21 May 1999 | Macclesfield | 2 | 1 | Serious |
| Thu 27 May 1999 | Vale Royal | 2 | 1 | Slight |
| Wed 2 Jun 1999 | Congleton | 3 | 2 | Slight |
| Thu 10 Jun 1999 | Vale Royal | 2 | 1 | Slight |
| Thu 10 Jun 1999 | Vale Royal | 2 | 1 | Slight |
| Sat 12 Jun 1999 | Congleton | 2 | 2 | Slight |
| Mon 14 Jun 1999 | Congleton | 2 | 1 | Slight |
| Tue 15 Jun 1999 | Vale Royal | 2 | 1 | Slight |
| Fri 18 Jun 1999 | Congleton | 2 | 1 | Slight |
| Sat 19 Jun 1999 | High Peak | 1 | 1 | Slight |
| Sun 20 Jun 1999 | Vale Royal | 2 | 4 | Serious |
| Sun 20 Jun 1999 | Macclesfield | 2 | 2 | Fatal |
| Tue 22 Jun 1999 | Macclesfield | 1 | 2 | Slight |
| Thu 1 Jul 1999 | Congleton | 1 | 1 | Slight |
| Thu 1 Jul 1999 | Congleton | 1 | 1 | Slight |
| Fri 2 Jul 1999 | Chester | 2 | 1 | Slight |
| Fri 2 Jul 1999 | Vale Royal | 2 | 1 | Slight |
| Sat 3 Jul 1999 | Chester | 2 | 3 | Serious |
| Sat 3 Jul 1999 | Congleton | 2 | 1 | Slight |
| Thu 15 Jul 1999 | Congleton | 2 | 1 | Slight |
| Sat 24 Jul 1999 | Vale Royal | 2 | 2 | Slight |
| Sun 25 Jul 1999 | High Peak | 2 | 1 | Slight |
| Mon 26 Jul 1999 | Macclesfield | 2 | 2 | Slight |
| Tue 27 Jul 1999 | Macclesfield | 3 | 1 | Slight |
| Tue 27 Jul 1999 | Congleton | 2 | 1 | Slight |
| Fri 30 Jul 1999 | Congleton | 1 | 1 | Slight |
| Fri 30 Jul 1999 | Congleton | 2 | 1 | Slight |
| Mon 2 Aug 1999 | Vale Royal | 2 | 1 | Slight |
| Thu 5 Aug 1999 | Congleton | 2 | 2 | Slight |
| Sat 7 Aug 1999 | Congleton | 2 | 1 | Serious |
| Mon 9 Aug 1999 | Congleton | 2 | 1 | Slight |
| Sat 14 Aug 1999 | Congleton | 2 | 1 | Slight |
| Sat 14 Aug 1999 | Congleton | 3 | 3 | Slight |
| Tue 17 Aug 1999 | Congleton | 3 | 1 | Slight |
| Tue 17 Aug 1999 | Congleton | 2 | 3 | Slight |
| Tue 24 Aug 1999 | Chester | 2 | 1 | Slight |
| Tue 24 Aug 1999 | Vale Royal | 1 | 1 | Slight |
| Wed 25 Aug 1999 | Congleton | 3 | 1 | Slight |
| Fri 27 Aug 1999 | Vale Royal | 2 | 1 | Slight |
| Sun 29 Aug 1999 | Congleton | 2 | 1 | Slight |
| Tue 31 Aug 1999 | Congleton | 2 | 1 | Slight |
| Fri 3 Sep 1999 | Congleton | 3 | 2 | Slight |
| Sat 4 Sep 1999 | Congleton | 1 | 1 | Slight |
| Mon 6 Sep 1999 | Vale Royal | 2 | 1 | Slight |
| Sun 19 Sep 1999 | Congleton | 1 | 1 | Slight |
| Tue 21 Sep 1999 | Vale Royal | 2 | 1 | Slight |
| Sat 25 Sep 1999 | Vale Royal | 2 | 1 | Slight |
| Sat 2 Oct 1999 | Vale Royal | 1 | 1 | Slight |
| Mon 4 Oct 1999 | Congleton | 2 | 2 | Serious |
| Fri 8 Oct 1999 | Congleton | 2 | 1 | Slight |
| Fri 8 Oct 1999 | Vale Royal | 2 | 2 | Slight |
| Fri 8 Oct 1999 | Chester | 2 | 2 | Slight |
| Sat 9 Oct 1999 | Congleton | 1 | 1 | Slight |
| Sat 23 Oct 1999 | High Peak | 3 | 2 | Slight |
| Mon 1 Nov 1999 | Vale Royal | 1 | 1 | Slight |
| Mon 1 Nov 1999 | Vale Royal | 1 | 1 | Slight |
| Fri 12 Nov 1999 | Congleton | 2 | 2 | Slight |
| Fri 19 Nov 1999 | Macclesfield | 2 | 1 | Slight |
| Tue 23 Nov 1999 | Vale Royal | 2 | 1 | Slight |
| Wed 24 Nov 1999 | Congleton | 2 | 2 | Slight |
| Thu 25 Nov 1999 | Congleton | 2 | 1 | Slight |
| Fri 26 Nov 1999 | Chester | 2 | 2 | Slight |
| Fri 26 Nov 1999 | Vale Royal | 1 | 1 | Slight |
| Mon 29 Nov 1999 | High Peak | 2 | 1 | Slight |
| Wed 1 Dec 1999 | Vale Royal | 2 | 1 | Slight |
| Fri 10 Dec 1999 | Conwy | 2 | 1 | Slight |
| Sat 11 Dec 1999 | Congleton | 2 | 3 | Slight |
| Fri 17 Dec 1999 | Vale Royal | 3 | 2 | Slight |