Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 13 Jan 1989 | East Northamptonshire | 2 | 1 | Slight |
| Mon 30 Jan 1989 | Wellingborough | 2 | 1 | Serious |
| Sat 11 Feb 1989 | East Northamptonshire | 1 | 1 | Slight |
| Sun 19 Feb 1989 | East Northamptonshire | 5 | 1 | Slight |
| Wed 1 Mar 1989 | East Northamptonshire | 1 | 2 | Slight |
| Wed 8 Mar 1989 | Wellingborough | 2 | 1 | Serious |
| Wed 3 May 1989 | Wellingborough | 2 | 1 | Serious |
| Wed 24 May 1989 | Wellingborough | 3 | 1 | Serious |
| Sun 25 Jun 1989 | East Northamptonshire | 2 | 1 | Serious |
| Mon 26 Jun 1989 | Wellingborough | 2 | 1 | Slight |
| Thu 20 Jul 1989 | Wellingborough | 2 | 1 | Slight |
| Wed 2 Aug 1989 | East Northamptonshire | 2 | 1 | Slight |
| Sun 6 Aug 1989 | Wellingborough | 1 | 1 | Serious |
| Sun 20 Aug 1989 | Wellingborough | 1 | 1 | Serious |
| Fri 1 Sep 1989 | Wellingborough | 2 | 1 | Slight |
| Tue 5 Sep 1989 | East Northamptonshire | 2 | 1 | Serious |
| Thu 5 Oct 1989 | Wellingborough | 4 | 5 | Slight |
| Wed 11 Oct 1989 | Wellingborough | 1 | 1 | Slight |
| Wed 15 Nov 1989 | East Northamptonshire | 1 | 1 | Slight |
| Fri 24 Nov 1989 | Wellingborough | 2 | 2 | Serious |
| Wed 29 Nov 1989 | East Northamptonshire | 1 | 1 | Slight |
| Wed 20 Dec 1989 | Wellingborough | 2 | 1 | Slight |
| Thu 21 Dec 1989 | East Northamptonshire | 3 | 2 | Slight |
| Thu 28 Dec 1989 | East Northamptonshire | 3 | 1 | Slight |
| Sun 31 Dec 1989 | East Northamptonshire | 2 | 2 | Serious |