Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Tue 8 Jan 1980 | East Hertfordshire | 2 | 1 | Serious |
| Tue 8 Jan 1980 | East Hertfordshire | 2 | 1 | Serious |
| Tue 15 Jan 1980 | East Hertfordshire | 3 | 1 | Slight |
| Mon 28 Jan 1980 | East Hertfordshire | 1 | 1 | Serious |
| Wed 30 Jan 1980 | East Hertfordshire | 1 | 1 | Slight |
| Wed 30 Jan 1980 | East Hertfordshire | 1 | 1 | Slight |
| Fri 15 Feb 1980 | East Hertfordshire | 3 | 1 | Slight |
| Mon 25 Feb 1980 | East Hertfordshire | 2 | 1 | Serious |
| Mon 25 Feb 1980 | East Hertfordshire | 2 | 1 | Serious |
| Wed 14 May 1980 | East Hertfordshire | 3 | 1 | Slight |
| Mon 26 May 1980 | East Hertfordshire | 3 | 6 | Fatal |
| Tue 8 Jul 1980 | East Hertfordshire | 2 | 1 | Serious |
| Tue 8 Jul 1980 | East Hertfordshire | 2 | 1 | Serious |
| Sat 19 Jul 1980 | East Hertfordshire | 1 | 1 | Slight |
| Tue 19 Aug 1980 | Tower Hamlets | 1 | 1 | Slight |
| Mon 6 Oct 1980 | East Hertfordshire | 2 | 1 | Serious |
| Tue 7 Oct 1980 | East Hertfordshire | 2 | 1 | Fatal |
| Tue 7 Oct 1980 | East Hertfordshire | 2 | 1 | Fatal |
| Fri 17 Oct 1980 | East Hertfordshire | 4 | 1 | Slight |
| Fri 17 Oct 1980 | East Hertfordshire | 4 | 1 | Slight |
| Wed 12 Nov 1980 | East Hertfordshire | 1 | 1 | Slight |
| Fri 12 Dec 1980 | East Hertfordshire | 1 | 1 | Slight |
| Fri 12 Dec 1980 | East Hertfordshire | 1 | 1 | Slight |
| Tue 16 Dec 1980 | East Hertfordshire | 1 | 1 | Slight |
| Tue 16 Dec 1980 | East Hertfordshire | 1 | 1 | Slight |
| Wed 17 Dec 1980 | East Hertfordshire | 1 | 1 | Serious |
| Wed 17 Dec 1980 | East Hertfordshire | 1 | 1 | Serious |
| Thu 18 Dec 1980 | Tower Hamlets | 1 | 1 | Slight |
| Sat 27 Dec 1980 | East Hertfordshire | 2 | 1 | Serious |