Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 28 Feb 2003 | Stockton-on-Tees | 2 | 2 | Slight |
| Sat 26 Apr 2003 | Stockton-on-Tees | 2 | 2 | Slight |
| Sun 4 May 2003 | Stockton-on-Tees | 1 | 2 | Slight |
| Sat 10 May 2003 | Middlesbrough | 2 | 1 | Slight |
| Sat 31 May 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 13 Jun 2003 | Stockton-on-Tees | 3 | 2 | Serious |
| Tue 24 Jun 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 28 Jun 2003 | Stockton-on-Tees | 1 | 1 | Slight |
| Tue 1 Jul 2003 | Middlesbrough | 2 | 2 | Slight |
| Sat 5 Jul 2003 | Middlesbrough | 2 | 1 | Slight |
| Sat 5 Jul 2003 | Middlesbrough | 2 | 1 | Slight |
| Tue 29 Jul 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Tue 29 Jul 2003 | Middlesbrough | 2 | 1 | Slight |
| Thu 21 Aug 2003 | Middlesbrough | 2 | 1 | Slight |
| Sun 31 Aug 2003 | Stockton-on-Tees | 2 | 1 | Serious |
| Thu 11 Sep 2003 | Middlesbrough | 2 | 4 | Serious |
| Wed 17 Sep 2003 | Stockton-on-Tees | 3 | 1 | Slight |
| Tue 23 Sep 2003 | Middlesbrough | 2 | 1 | Slight |
| Mon 29 Sep 2003 | Middlesbrough | 2 | 3 | Slight |
| Fri 10 Oct 2003 | Middlesbrough | 1 | 1 | Slight |
| Sun 12 Oct 2003 | Middlesbrough | 1 | 1 | Slight |
| Mon 20 Oct 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 25 Oct 2003 | Middlesbrough | 2 | 1 | Slight |
| Fri 31 Oct 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Mon 3 Nov 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 5 Nov 2003 | Stockton-on-Tees | 2 | 2 | Slight |
| Tue 11 Nov 2003 | Middlesbrough | 2 | 1 | Slight |
| Thu 20 Nov 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Thu 27 Nov 2003 | Stockton-on-Tees | 2 | 1 | Serious |
| Tue 2 Dec 2003 | Stockton-on-Tees | 1 | 1 | Serious |
| Tue 2 Dec 2003 | Middlesbrough | 1 | 1 | Slight |
| Fri 5 Dec 2003 | Middlesbrough | 2 | 1 | Slight |
| Sun 7 Dec 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 10 Dec 2003 | Middlesbrough | 2 | 1 | Slight |
| Fri 26 Dec 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 27 Dec 2003 | Stockton-on-Tees | 2 | 1 | Slight |