Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 1 Jan 1999 | Rossendale | 1 | 1 | Slight |
| Tue 5 Jan 1999 | Rochdale | 1 | 2 | Slight |
| Thu 7 Jan 1999 | Burnley | 2 | 2 | Slight |
| Fri 8 Jan 1999 | Oldham | 2 | 1 | Slight |
| Sat 9 Jan 1999 | Oldham | 3 | 2 | Slight |
| Sun 10 Jan 1999 | Ribble Valley | 2 | 1 | Slight |
| Sun 10 Jan 1999 | Oldham | 2 | 3 | Slight |
| Mon 11 Jan 1999 | Rochdale | 1 | 1 | Slight |
| Tue 12 Jan 1999 | Oldham | 1 | 1 | Serious |
| Sat 16 Jan 1999 | Burnley | 2 | 2 | Slight |
| Sat 16 Jan 1999 | Rochdale | 1 | 1 | Slight |
| Sat 16 Jan 1999 | Ribble Valley | 1 | 1 | Slight |
| Wed 20 Jan 1999 | Rochdale | 2 | 1 | Slight |
| Wed 20 Jan 1999 | Rochdale | 1 | 1 | Slight |
| Sat 23 Jan 1999 | Rochdale | 2 | 1 | Slight |
| Wed 27 Jan 1999 | Burnley | 3 | 1 | Slight |
| Wed 27 Jan 1999 | Rochdale | 2 | 1 | Slight |
| Wed 27 Jan 1999 | Burnley | 1 | 1 | Serious |
| Fri 29 Jan 1999 | Burnley | 1 | 2 | Slight |
| Fri 29 Jan 1999 | Hyndburn | 5 | 1 | Slight |
| Fri 29 Jan 1999 | Rochdale | 1 | 1 | Slight |
| Mon 1 Feb 1999 | Burnley | 2 | 2 | Slight |
| Thu 4 Feb 1999 | Rochdale | 2 | 1 | Slight |
| Fri 5 Feb 1999 | Rossendale | 1 | 1 | Serious |
| Fri 12 Feb 1999 | Ribble Valley | 2 | 2 | Slight |
| Fri 12 Feb 1999 | Oldham | 2 | 1 | Slight |
| Sat 13 Feb 1999 | Rochdale | 1 | 1 | Slight |
| Mon 15 Feb 1999 | Oldham | 2 | 2 | Slight |
| Wed 17 Feb 1999 | Burnley | 3 | 2 | Slight |
| Sat 20 Feb 1999 | Burnley | 2 | 1 | Slight |
| Sun 21 Feb 1999 | Burnley | 1 | 1 | Serious |
| Mon 22 Feb 1999 | Burnley | 2 | 1 | Serious |
| Tue 23 Feb 1999 | Burnley | 2 | 1 | Slight |
| Wed 24 Feb 1999 | Burnley | 1 | 1 | Slight |
| Mon 1 Mar 1999 | Ribble Valley | 2 | 3 | Slight |
| Mon 1 Mar 1999 | Rochdale | 1 | 1 | Slight |
| Tue 2 Mar 1999 | Rochdale | 2 | 1 | Slight |
| Wed 3 Mar 1999 | Oldham | 3 | 1 | Slight |
| Wed 3 Mar 1999 | Burnley | 2 | 1 | Slight |
| Wed 3 Mar 1999 | Burnley | 2 | 1 | Slight |
| Wed 3 Mar 1999 | Burnley | 2 | 1 | Slight |
| Wed 3 Mar 1999 | Rochdale | 1 | 1 | Slight |
| Sun 7 Mar 1999 | Burnley | 2 | 1 | Slight |
| Sun 7 Mar 1999 | Rochdale | 3 | 1 | Slight |
| Tue 9 Mar 1999 | Burnley | 2 | 1 | Slight |
| Wed 10 Mar 1999 | Rossendale | 2 | 1 | Slight |
| Wed 10 Mar 1999 | Rochdale | 1 | 1 | Slight |
| Thu 11 Mar 1999 | Oldham | 2 | 1 | Slight |
| Fri 12 Mar 1999 | Rochdale | 2 | 2 | Slight |
| Fri 12 Mar 1999 | Rossendale | 1 | 1 | Slight |
| Sat 13 Mar 1999 | Rochdale | 1 | 1 | Slight |
| Mon 15 Mar 1999 | Oldham | 1 | 1 | Slight |
| Mon 15 Mar 1999 | Burnley | 2 | 2 | Serious |
| Wed 17 Mar 1999 | Ribble Valley | 2 | 1 | Slight |
| Thu 18 Mar 1999 | Oldham | 1 | 1 | Slight |
| Thu 18 Mar 1999 | Rochdale | 2 | 1 | Slight |
| Sat 20 Mar 1999 | Oldham | 2 | 1 | Slight |
| Mon 22 Mar 1999 | Rossendale | 2 | 1 | Slight |
| Mon 22 Mar 1999 | Oldham | 2 | 1 | Slight |
| Mon 22 Mar 1999 | Ribble Valley | 2 | 3 | Slight |
| Fri 26 Mar 1999 | Rochdale | 2 | 1 | Slight |
| Sun 28 Mar 1999 | Rochdale | 1 | 1 | Serious |
| Mon 29 Mar 1999 | Burnley | 2 | 4 | Serious |
| Tue 30 Mar 1999 | Rochdale | 2 | 3 | Slight |
| Tue 30 Mar 1999 | Rochdale | 2 | 3 | Slight |
| Thu 1 Apr 1999 | Burnley | 2 | 1 | Slight |
| Fri 9 Apr 1999 | Oldham | 1 | 1 | Slight |
| Sat 10 Apr 1999 | Burnley | 3 | 2 | Slight |
| Sat 10 Apr 1999 | Rochdale | 2 | 1 | Slight |
| Sun 11 Apr 1999 | Rochdale | 2 | 5 | Slight |
| Mon 12 Apr 1999 | Ribble Valley | 2 | 1 | Slight |
| Tue 13 Apr 1999 | Oldham | 2 | 2 | Serious |
| Wed 14 Apr 1999 | Burnley | 1 | 2 | Serious |
| Thu 15 Apr 1999 | Burnley | 2 | 1 | Slight |
| Mon 19 Apr 1999 | Rochdale | 2 | 1 | Slight |
| Mon 19 Apr 1999 | Rochdale | 2 | 1 | Slight |
| Sun 25 Apr 1999 | Ribble Valley | 1 | 1 | Slight |
| Tue 27 Apr 1999 | Rochdale | 2 | 1 | Slight |
| Wed 5 May 1999 | Burnley | 2 | 3 | Slight |
| Sat 8 May 1999 | Rochdale | 3 | 3 | Slight |
| Fri 14 May 1999 | Burnley | 2 | 1 | Slight |
| Sat 15 May 1999 | Burnley | 2 | 1 | Slight |
| Fri 21 May 1999 | Rochdale | 2 | 1 | Slight |
| Fri 21 May 1999 | Rochdale | 5 | 1 | Slight |
| Sun 23 May 1999 | Oldham | 2 | 2 | Slight |
| Mon 24 May 1999 | Oldham | 2 | 1 | Slight |
| Mon 24 May 1999 | Rochdale | 2 | 1 | Slight |
| Mon 24 May 1999 | Rochdale | 3 | 2 | Slight |
| Tue 25 May 1999 | Rossendale | 2 | 1 | Serious |
| Tue 25 May 1999 | Rochdale | 2 | 1 | Slight |
| Fri 28 May 1999 | Rochdale | 2 | 5 | Slight |
| Fri 28 May 1999 | Rossendale | 1 | 1 | Serious |
| Tue 1 Jun 1999 | Burnley | 2 | 1 | Slight |
| Wed 2 Jun 1999 | Rochdale | 2 | 2 | Slight |
| Thu 3 Jun 1999 | Ribble Valley | 2 | 1 | Slight |
| Thu 3 Jun 1999 | Ribble Valley | 2 | 1 | Slight |
| Sun 13 Jun 1999 | Burnley | 1 | 1 | Slight |
| Tue 15 Jun 1999 | Rochdale | 2 | 1 | Slight |
| Tue 15 Jun 1999 | Rochdale | 2 | 1 | Slight |
| Thu 17 Jun 1999 | Burnley | 3 | 1 | Slight |
| Thu 17 Jun 1999 | Ribble Valley | 2 | 1 | Slight |
| Sat 19 Jun 1999 | Burnley | 2 | 2 | Slight |
| Wed 23 Jun 1999 | Rochdale | 2 | 1 | Slight |
| Fri 25 Jun 1999 | Burnley | 2 | 3 | Slight |
| Sun 27 Jun 1999 | Rochdale | 2 | 2 | Slight |
| Mon 28 Jun 1999 | Oldham | 3 | 1 | Slight |
| Fri 2 Jul 1999 | Burnley | 2 | 2 | Slight |
| Mon 5 Jul 1999 | Burnley | 2 | 2 | Slight |
| Fri 9 Jul 1999 | Burnley | 2 | 1 | Slight |
| Fri 9 Jul 1999 | Ribble Valley | 2 | 2 | Slight |
| Fri 16 Jul 1999 | Burnley | 2 | 1 | Slight |
| Fri 16 Jul 1999 | Oldham | 1 | 1 | Slight |
| Sun 18 Jul 1999 | Rochdale | 1 | 1 | Slight |
| Sun 18 Jul 1999 | Burnley | 2 | 1 | Slight |
| Tue 20 Jul 1999 | Rossendale | 2 | 1 | Slight |
| Wed 21 Jul 1999 | Rossendale | 2 | 1 | Slight |
| Sun 25 Jul 1999 | Rossendale | 2 | 1 | Slight |
| Sun 25 Jul 1999 | Rossendale | 1 | 1 | Serious |
| Wed 28 Jul 1999 | Rochdale | 2 | 1 | Slight |
| Wed 28 Jul 1999 | Ribble Valley | 1 | 1 | Slight |
| Fri 30 Jul 1999 | Burnley | 2 | 1 | Slight |
| Fri 30 Jul 1999 | Burnley | 2 | 1 | Slight |
| Sat 31 Jul 1999 | Rossendale | 1 | 1 | Serious |
| Wed 4 Aug 1999 | Burnley | 2 | 1 | Slight |
| Sat 7 Aug 1999 | Oldham | 2 | 1 | Slight |
| Sun 8 Aug 1999 | Burnley | 1 | 1 | Slight |
| Wed 11 Aug 1999 | Rossendale | 3 | 3 | Serious |
| Thu 12 Aug 1999 | Burnley | 2 | 2 | Slight |
| Fri 13 Aug 1999 | Burnley | 2 | 1 | Slight |
| Mon 16 Aug 1999 | Rochdale | 2 | 1 | Slight |
| Tue 17 Aug 1999 | Burnley | 2 | 2 | Slight |
| Wed 18 Aug 1999 | Ribble Valley | 2 | 2 | Slight |
| Thu 19 Aug 1999 | Ribble Valley | 2 | 1 | Slight |
| Thu 19 Aug 1999 | Ribble Valley | 1 | 1 | Slight |
| Sun 22 Aug 1999 | Burnley | 2 | 1 | Slight |
| Sat 28 Aug 1999 | Rochdale | 2 | 1 | Slight |
| Mon 30 Aug 1999 | Rossendale | 2 | 1 | Slight |
| Thu 2 Sep 1999 | Rochdale | 2 | 1 | Slight |
| Fri 3 Sep 1999 | Ribble Valley | 4 | 2 | Serious |
| Thu 9 Sep 1999 | Rochdale | 2 | 1 | Slight |
| Sat 11 Sep 1999 | Ribble Valley | 1 | 1 | Serious |
| Sat 11 Sep 1999 | Rossendale | 2 | 1 | Slight |
| Tue 14 Sep 1999 | Rochdale | 2 | 1 | Slight |
| Fri 17 Sep 1999 | Rossendale | 3 | 1 | Serious |
| Mon 20 Sep 1999 | Burnley | 2 | 1 | Slight |
| Thu 23 Sep 1999 | Burnley | 1 | 1 | Slight |
| Fri 24 Sep 1999 | Rochdale | 1 | 1 | Slight |
| Sat 25 Sep 1999 | Burnley | 2 | 1 | Slight |
| Sun 26 Sep 1999 | Rochdale | 2 | 1 | Slight |
| Wed 29 Sep 1999 | Oldham | 5 | 1 | Slight |
| Wed 29 Sep 1999 | Burnley | 3 | 1 | Slight |
| Thu 30 Sep 1999 | Oldham | 2 | 1 | Slight |
| Fri 1 Oct 1999 | Rochdale | 2 | 1 | Slight |
| Fri 1 Oct 1999 | Ribble Valley | 1 | 1 | Slight |
| Fri 1 Oct 1999 | Rochdale | 2 | 2 | Slight |
| Sat 2 Oct 1999 | Burnley | 2 | 1 | Slight |
| Mon 4 Oct 1999 | Rochdale | 1 | 2 | Slight |
| Tue 5 Oct 1999 | Rochdale | 1 | 2 | Slight |
| Wed 6 Oct 1999 | Rossendale | 2 | 1 | Serious |
| Thu 7 Oct 1999 | Burnley | 2 | 1 | Slight |
| Fri 8 Oct 1999 | Rochdale | 3 | 2 | Slight |
| Sat 9 Oct 1999 | Wigan | 4 | 1 | Slight |
| Sat 9 Oct 1999 | Burnley | 1 | 1 | Slight |
| Wed 13 Oct 1999 | Burnley | 1 | 1 | Serious |
| Fri 15 Oct 1999 | Rochdale | 2 | 1 | Slight |
| Sat 16 Oct 1999 | Burnley | 2 | 2 | Slight |
| Mon 18 Oct 1999 | Rochdale | 1 | 1 | Slight |
| Mon 18 Oct 1999 | Rossendale | 2 | 1 | Slight |
| Wed 20 Oct 1999 | Burnley | 2 | 1 | Slight |
| Fri 22 Oct 1999 | Rossendale | 3 | 2 | Slight |
| Fri 22 Oct 1999 | Oldham | 2 | 1 | Slight |
| Fri 22 Oct 1999 | Burnley | 1 | 1 | Slight |
| Sun 24 Oct 1999 | Rossendale | 1 | 1 | Slight |
| Sun 24 Oct 1999 | Burnley | 1 | 2 | Serious |
| Sun 24 Oct 1999 | Oldham | 2 | 1 | Slight |
| Sun 24 Oct 1999 | Rochdale | 1 | 1 | Slight |
| Mon 25 Oct 1999 | Ribble Valley | 2 | 4 | Slight |
| Tue 26 Oct 1999 | Rossendale | 1 | 1 | Slight |
| Fri 29 Oct 1999 | Rochdale | 1 | 1 | Slight |
| Sat 30 Oct 1999 | Ribble Valley | 2 | 2 | Slight |
| Sun 31 Oct 1999 | Oldham | 1 | 1 | Slight |
| Mon 1 Nov 1999 | Rossendale | 2 | 1 | Slight |
| Tue 2 Nov 1999 | Ribble Valley | 2 | 1 | Slight |
| Tue 2 Nov 1999 | Oldham | 1 | 1 | Slight |
| Wed 3 Nov 1999 | Rossendale | 2 | 1 | Slight |
| Mon 8 Nov 1999 | Ribble Valley | 2 | 1 | Slight |
| Mon 8 Nov 1999 | Rossendale | 2 | 1 | Slight |
| Wed 10 Nov 1999 | Rochdale | 1 | 1 | Slight |
| Wed 10 Nov 1999 | Burnley | 2 | 1 | Slight |
| Thu 11 Nov 1999 | Rochdale | 1 | 1 | Slight |
| Thu 11 Nov 1999 | Rossendale | 2 | 2 | Slight |
| Fri 12 Nov 1999 | Burnley | 1 | 1 | Serious |
| Fri 12 Nov 1999 | Burnley | 1 | 1 | Serious |
| Sat 20 Nov 1999 | Rochdale | 2 | 1 | Slight |
| Sat 20 Nov 1999 | Burnley | 1 | 2 | Slight |
| Sun 21 Nov 1999 | Burnley | 1 | 1 | Slight |
| Mon 22 Nov 1999 | Rossendale | 2 | 1 | Serious |
| Thu 25 Nov 1999 | Burnley | 2 | 1 | Slight |
| Mon 29 Nov 1999 | Ribble Valley | 2 | 1 | Slight |
| Wed 1 Dec 1999 | Burnley | 2 | 1 | Slight |
| Fri 3 Dec 1999 | Rochdale | 2 | 1 | Slight |
| Sat 4 Dec 1999 | Ribble Valley | 2 | 1 | Slight |
| Sat 4 Dec 1999 | Rossendale | 2 | 4 | Slight |
| Tue 7 Dec 1999 | Burnley | 1 | 1 | Slight |
| Wed 8 Dec 1999 | Rochdale | 2 | 1 | Slight |
| Thu 9 Dec 1999 | Ribble Valley | 1 | 1 | Serious |
| Fri 10 Dec 1999 | Burnley | 2 | 1 | Slight |
| Sat 11 Dec 1999 | Burnley | 2 | 2 | Slight |
| Mon 13 Dec 1999 | Burnley | 2 | 2 | Slight |
| Tue 14 Dec 1999 | Oldham | 2 | 7 | Slight |
| Thu 16 Dec 1999 | Burnley | 3 | 1 | Slight |
| Fri 17 Dec 1999 | Rossendale | 1 | 1 | Serious |
| Fri 17 Dec 1999 | Oldham | 2 | 1 | Slight |
| Fri 17 Dec 1999 | Rochdale | 2 | 1 | Slight |
| Sat 18 Dec 1999 | Rossendale | 3 | 1 | Slight |
| Sat 18 Dec 1999 | Rochdale | 2 | 1 | Slight |
| Sat 18 Dec 1999 | Rossendale | 3 | 1 | Slight |
| Sun 26 Dec 1999 | Burnley | 2 | 2 | Slight |
| Wed 29 Dec 1999 | Rochdale | 3 | 5 | Slight |
| Thu 30 Dec 1999 | Rossendale | 2 | 1 | Slight |