Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 18 Jan 1999 | Stockton-on-Tees | 3 | 2 | Slight |
| Tue 2 Feb 1999 | Stockton-on-Tees | 2 | 2 | Slight |
| Thu 11 Mar 1999 | Stockton-on-Tees | 2 | 3 | Serious |
| Fri 26 Mar 1999 | Stockton-on-Tees | 1 | 1 | Slight |
| Sun 18 Apr 1999 | Stockton-on-Tees | 2 | 1 | Slight |
| Sun 4 Jul 1999 | Stockton-on-Tees | 1 | 1 | Serious |
| Wed 7 Jul 1999 | Stockton-on-Tees | 1 | 2 | Serious |
| Wed 14 Jul 1999 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 24 Jul 1999 | Stockton-on-Tees | 2 | 3 | Slight |
| Wed 8 Sep 1999 | Stockton-on-Tees | 2 | 6 | Serious |
| Tue 19 Oct 1999 | Stockton-on-Tees | 2 | 3 | Slight |
| Fri 12 Nov 1999 | Stockton-on-Tees | 2 | 1 | Slight |
| Thu 18 Nov 1999 | Stockton-on-Tees | 2 | 2 | Slight |
| Fri 19 Nov 1999 | Stockton-on-Tees | 2 | 2 | Slight |
| Fri 17 Dec 1999 | Stockton-on-Tees | 2 | 2 | Slight |