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