Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 6 Jan 1998 | Middlesbrough | 1 | 2 | Slight |
| Thu 8 Jan 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 8 Jan 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 8 Jan 1998 | Redcar and Cleveland | 2 | 2 | Slight |
| Thu 22 Jan 1998 | Redcar and Cleveland | 2 | 2 | Slight |
| Sat 24 Jan 1998 | Middlesbrough | 2 | 1 | Slight |
| Wed 28 Jan 1998 | Middlesbrough | 2 | 1 | Slight |
| Wed 4 Feb 1998 | Middlesbrough | 2 | 2 | Slight |
| Wed 11 Feb 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Wed 18 Feb 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Wed 25 Feb 1998 | Middlesbrough | 3 | 2 | Slight |
| Tue 3 Mar 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Tue 3 Mar 1998 | Middlesbrough | 2 | 2 | Slight |
| Wed 4 Mar 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Sat 7 Mar 1998 | Middlesbrough | 2 | 1 | Slight |
| Sat 7 Mar 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 26 Mar 1998 | Middlesbrough | 2 | 2 | Slight |
| Wed 8 Apr 1998 | Middlesbrough | 2 | 2 | Serious |
| Sun 19 Apr 1998 | Middlesbrough | 2 | 1 | Serious |
| Wed 22 Apr 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 23 Apr 1998 | Middlesbrough | 2 | 2 | Slight |
| Tue 28 Apr 1998 | Middlesbrough | 2 | 1 | Slight |
| Thu 30 Apr 1998 | Redcar and Cleveland | 2 | 2 | Slight |
| Sat 16 May 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Mon 18 May 1998 | Middlesbrough | 2 | 1 | Slight |
| Mon 25 May 1998 | Redcar and Cleveland | 2 | 2 | Slight |
| Wed 27 May 1998 | Middlesbrough | 2 | 1 | Slight |
| Thu 28 May 1998 | Redcar and Cleveland | 4 | 2 | Slight |
| Thu 28 May 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Mon 8 Jun 1998 | Redcar and Cleveland | 1 | 1 | Slight |
| Fri 12 Jun 1998 | Redcar and Cleveland | 2 | 2 | Slight |
| Thu 25 Jun 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Sat 4 Jul 1998 | Middlesbrough | 1 | 1 | Serious |
| Tue 14 Jul 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Sat 18 Jul 1998 | Middlesbrough | 2 | 1 | Slight |
| Sat 18 Jul 1998 | Middlesbrough | 1 | 1 | Serious |
| Mon 27 Jul 1998 | Middlesbrough | 3 | 2 | Slight |
| Thu 6 Aug 1998 | Redcar and Cleveland | 1 | 1 | Slight |
| Wed 12 Aug 1998 | Middlesbrough | 6 | 2 | Serious |
| Sun 16 Aug 1998 | Middlesbrough | 3 | 2 | Slight |
| Wed 26 Aug 1998 | Redcar and Cleveland | 1 | 1 | Slight |
| Mon 31 Aug 1998 | Middlesbrough | 2 | 1 | Slight |
| Sun 27 Sep 1998 | Middlesbrough | 2 | 1 | Slight |
| Sat 3 Oct 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Thu 8 Oct 1998 | Middlesbrough | 2 | 1 | Slight |
| Fri 16 Oct 1998 | Middlesbrough | 2 | 1 | Slight |
| Wed 21 Oct 1998 | Redcar and Cleveland | 1 | 1 | Slight |
| Wed 28 Oct 1998 | Middlesbrough | 3 | 1 | Slight |
| Thu 12 Nov 1998 | Redcar and Cleveland | 2 | 1 | Slight |
| Mon 23 Nov 1998 | Middlesbrough | 4 | 1 | Slight |
| Wed 25 Nov 1998 | Middlesbrough | 2 | 1 | Slight |
| Fri 27 Nov 1998 | Redcar and Cleveland | 3 | 2 | Slight |
| Sun 29 Nov 1998 | Redcar and Cleveland | 2 | 2 | Slight |
| Fri 4 Dec 1998 | Redcar and Cleveland | 1 | 1 | Fatal |
| Sun 6 Dec 1998 | Middlesbrough | 2 | 2 | Slight |
| Fri 18 Dec 1998 | Middlesbrough | 2 | 3 | Slight |
| Sun 20 Dec 1998 | Middlesbrough | 2 | 2 | Slight |
| Tue 29 Dec 1998 | Middlesbrough | 2 | 2 | Slight |