Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 10 Jan 2003 | Darlington | 2 | 1 | Slight |
| Fri 17 Jan 2003 | Teesdale | 2 | 3 | Slight |
| Thu 23 Jan 2003 | Teesdale | 3 | 2 | Slight |
| Mon 27 Jan 2003 | Teesdale | 2 | 2 | Slight |
| Fri 31 Jan 2003 | Darlington | 1 | 2 | Serious |
| Wed 12 Feb 2003 | Stockton-on-Tees | 3 | 1 | Slight |
| Fri 21 Feb 2003 | Darlington | 2 | 1 | Slight |
| Fri 28 Feb 2003 | Teesdale | 2 | 1 | Slight |
| Sun 2 Mar 2003 | Darlington | 2 | 2 | Slight |
| Thu 6 Mar 2003 | Stockton-on-Tees | 1 | 1 | Serious |
| Sat 8 Mar 2003 | Teesdale | 1 | 1 | Slight |
| Sat 5 Apr 2003 | Stockton-on-Tees | 1 | 1 | Serious |
| Mon 14 Apr 2003 | Tameside | 5 | 2 | Slight |
| Fri 18 Apr 2003 | Darlington | 2 | 1 | Slight |
| Mon 21 Apr 2003 | Teesdale | 1 | 2 | Slight |
| Fri 25 Apr 2003 | Teesdale | 2 | 1 | Slight |
| Thu 1 May 2003 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 2 May 2003 | Stockton-on-Tees | 2 | 2 | Serious |
| Fri 23 May 2003 | Teesdale | 3 | 1 | Slight |
| Wed 28 May 2003 | Stockton-on-Tees | 2 | 1 | Serious |
| Thu 29 May 2003 | Teesdale | 2 | 1 | Slight |
| Thu 29 May 2003 | Darlington | 3 | 2 | Slight |
| Fri 30 May 2003 | Darlington | 1 | 3 | Serious |
| Fri 30 May 2003 | Darlington | 1 | 2 | Slight |
| Sun 1 Jun 2003 | Darlington | 3 | 4 | Serious |
| Sun 1 Jun 2003 | Darlington | 1 | 1 | Slight |
| Wed 4 Jun 2003 | Stockton-on-Tees | 3 | 2 | Slight |
| Mon 9 Jun 2003 | Teesdale | 1 | 1 | Slight |
| Tue 1 Jul 2003 | Teesdale | 1 | 1 | Slight |
| Sun 6 Jul 2003 | Darlington | 2 | 2 | Serious |
| Tue 15 Jul 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 16 Jul 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Thu 17 Jul 2003 | Stockton-on-Tees | 2 | 2 | Serious |
| Sun 24 Aug 2003 | Stockton-on-Tees | 1 | 1 | Slight |
| Thu 28 Aug 2003 | Darlington | 3 | 1 | Slight |
| Fri 29 Aug 2003 | Stockton-on-Tees | 1 | 1 | Fatal |
| Sun 31 Aug 2003 | Teesdale | 2 | 2 | Slight |
| Tue 2 Sep 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 5 Sep 2003 | Teesdale | 1 | 1 | Serious |
| Fri 12 Sep 2003 | Stockton-on-Tees | 2 | 1 | Serious |
| Wed 17 Sep 2003 | Stockton-on-Tees | 1 | 1 | Slight |
| Wed 17 Sep 2003 | Stockton-on-Tees | 4 | 2 | Slight |
| Fri 19 Sep 2003 | Teesdale | 1 | 1 | Slight |
| Fri 19 Sep 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Sun 21 Sep 2003 | Stockton-on-Tees | 2 | 3 | Slight |
| Sun 5 Oct 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 24 Oct 2003 | Teesdale | 3 | 1 | Slight |
| Fri 24 Oct 2003 | Stockton-on-Tees | 2 | 2 | Slight |
| Sun 2 Nov 2003 | Stockton-on-Tees | 2 | 3 | Serious |
| Fri 7 Nov 2003 | Stockton-on-Tees | 1 | 3 | Fatal |
| Sat 8 Nov 2003 | Teesdale | 1 | 1 | Serious |
| Tue 11 Nov 2003 | Stockton-on-Tees | 1 | 1 | Slight |
| Mon 24 Nov 2003 | Stockton-on-Tees | 1 | 1 | Serious |
| Sat 29 Nov 2003 | Teesdale | 2 | 1 | Slight |
| Sun 30 Nov 2003 | Darlington | 2 | 1 | Slight |
| Mon 1 Dec 2003 | Stockton-on-Tees | 1 | 1 | Serious |
| Tue 9 Dec 2003 | Teesdale | 1 | 1 | Slight |
| Thu 11 Dec 2003 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 17 Dec 2003 | Stockton-on-Tees | 1 | 1 | Slight |
| Wed 17 Dec 2003 | Stockton-on-Tees | 2 | 1 | Slight |