Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 2 Jan 1980 | Barnsley | 2 | 1 | Slight |
| Thu 3 Jan 1980 | Barnsley | 3 | 1 | Slight |
| Thu 10 Jan 1980 | Barnsley | 1 | 1 | Slight |
| Fri 11 Jan 1980 | Barnsley | 1 | 1 | Slight |
| Thu 17 Jan 1980 | Barnsley | 3 | 1 | Slight |
| Mon 21 Jan 1980 | Wakefield | 2 | 1 | Slight |
| Thu 24 Jan 1980 | Barnsley | 1 | 2 | Serious |
| Fri 25 Jan 1980 | Barnsley | 2 | 1 | Slight |
| Sat 26 Jan 1980 | Tameside | 1 | 1 | Slight |
| Fri 1 Feb 1980 | Barnsley | 1 | 1 | Slight |
| Wed 6 Feb 1980 | Wakefield | 1 | 1 | Slight |
| Mon 11 Feb 1980 | Barnsley | 2 | 1 | Slight |
| Mon 11 Feb 1980 | Barnsley | 3 | 2 | Slight |
| Wed 13 Feb 1980 | Tameside | 3 | 1 | Slight |
| Wed 20 Feb 1980 | Wakefield | 1 | 1 | Slight |
| Mon 25 Feb 1980 | Barnsley | 1 | 1 | Slight |
| Mon 25 Feb 1980 | Barnsley | 2 | 1 | Slight |
| Sun 2 Mar 1980 | Barnsley | 1 | 1 | Slight |
| Mon 3 Mar 1980 | High Peak | 1 | 1 | Serious |
| Thu 6 Mar 1980 | High Peak | 1 | 1 | Serious |
| Thu 6 Mar 1980 | Barnsley | 1 | 1 | Slight |
| Sun 9 Mar 1980 | High Peak | 2 | 2 | Serious |
| Mon 17 Mar 1980 | Barnsley | 1 | 3 | Serious |
| Mon 17 Mar 1980 | Barnsley | 1 | 2 | Slight |
| Sun 23 Mar 1980 | Barnsley | 1 | 1 | Slight |
| Fri 28 Mar 1980 | Barnsley | 3 | 1 | Slight |
| Sat 29 Mar 1980 | Barnsley | 1 | 1 | Serious |
| Thu 3 Apr 1980 | Barnsley | 2 | 2 | Slight |
| Thu 3 Apr 1980 | Wakefield | 2 | 1 | Slight |
| Sat 5 Apr 1980 | Barnsley | 2 | 5 | Serious |
| Sun 6 Apr 1980 | Wakefield | 1 | 2 | Slight |
| Tue 15 Apr 1980 | Wakefield | 2 | 1 | Slight |
| Mon 21 Apr 1980 | Wakefield | 2 | 1 | Serious |
| Sat 26 Apr 1980 | Barnsley | 2 | 2 | Serious |
| Sat 26 Apr 1980 | Barnsley | 2 | 1 | Slight |
| Mon 28 Apr 1980 | Wakefield | 2 | 1 | Slight |
| Mon 28 Apr 1980 | Barnsley | 2 | 1 | Slight |
| Wed 30 Apr 1980 | Barnsley | 2 | 1 | Slight |
| Sat 3 May 1980 | Barnsley | 2 | 1 | Slight |
| Tue 6 May 1980 | Barnsley | 2 | 1 | Slight |
| Tue 6 May 1980 | Barnsley | 2 | 1 | Slight |
| Sat 10 May 1980 | Barnsley | 3 | 1 | Slight |
| Mon 12 May 1980 | Wakefield | 2 | 6 | Slight |
| Sat 17 May 1980 | Barnsley | 2 | 1 | Slight |
| Mon 19 May 1980 | Barnsley | 2 | 2 | Fatal |
| Wed 21 May 1980 | High Peak | 1 | 3 | Serious |
| Thu 22 May 1980 | Wakefield | 2 | 1 | Slight |
| Fri 23 May 1980 | Barnsley | 2 | 3 | Serious |
| Sat 24 May 1980 | Wakefield | 2 | 1 | Slight |
| Mon 26 May 1980 | Tameside | 2 | 1 | Serious |
| Mon 9 Jun 1980 | Barnsley | 2 | 5 | Slight |
| Tue 10 Jun 1980 | Barnsley | 2 | 1 | Slight |
| Thu 12 Jun 1980 | Barnsley | 2 | 1 | Serious |
| Sun 15 Jun 1980 | Barnsley | 1 | 1 | Serious |
| Mon 16 Jun 1980 | Barnsley | 1 | 1 | Slight |
| Fri 20 Jun 1980 | Barnsley | 2 | 4 | Serious |
| Fri 20 Jun 1980 | Barnsley | 1 | 2 | Slight |
| Mon 23 Jun 1980 | Barnsley | 2 | 1 | Serious |
| Tue 1 Jul 1980 | Barnsley | 1 | 2 | Slight |
| Wed 2 Jul 1980 | Barnsley | 2 | 1 | Slight |
| Thu 3 Jul 1980 | High Peak | 3 | 2 | Serious |
| Tue 8 Jul 1980 | Tameside | 1 | 2 | Slight |
| Wed 9 Jul 1980 | Wakefield | 2 | 1 | Slight |
| Fri 11 Jul 1980 | Wakefield | 1 | 1 | Slight |
| Sat 12 Jul 1980 | Tameside | 2 | 1 | Slight |
| Mon 14 Jul 1980 | Barnsley | 2 | 1 | Serious |
| Wed 23 Jul 1980 | Barnsley | 2 | 1 | Serious |
| Sat 26 Jul 1980 | High Peak | 1 | 1 | Serious |
| Mon 28 Jul 1980 | Barnsley | 1 | 1 | Slight |
| Mon 4 Aug 1980 | Barnsley | 1 | 1 | Slight |
| Tue 5 Aug 1980 | High Peak | 3 | 9 | Slight |
| Tue 5 Aug 1980 | Barnsley | 1 | 1 | Slight |
| Wed 6 Aug 1980 | Barnsley | 1 | 1 | Serious |
| Wed 6 Aug 1980 | Barnsley | 1 | 3 | Serious |
| Thu 7 Aug 1980 | Wakefield | 2 | 2 | Serious |
| Fri 8 Aug 1980 | Barnsley | 1 | 2 | Slight |
| Mon 11 Aug 1980 | Barnsley | 3 | 1 | Slight |
| Mon 11 Aug 1980 | Barnsley | 2 | 1 | Slight |
| Tue 12 Aug 1980 | Barnsley | 1 | 1 | Slight |
| Wed 13 Aug 1980 | Barnsley | 2 | 1 | Slight |
| Thu 14 Aug 1980 | Barnsley | 3 | 1 | Slight |
| Sun 17 Aug 1980 | Wakefield | 2 | 4 | Serious |
| Sun 17 Aug 1980 | Tameside | 1 | 1 | Serious |
| Wed 20 Aug 1980 | Barnsley | 1 | 1 | Slight |
| Thu 21 Aug 1980 | Barnsley | 2 | 1 | Slight |
| Wed 3 Sep 1980 | Barnsley | 1 | 1 | Slight |
| Fri 5 Sep 1980 | Barnsley | 1 | 1 | Slight |
| Mon 8 Sep 1980 | Barnsley | 2 | 1 | Slight |
| Sat 13 Sep 1980 | Barnsley | 2 | 1 | Slight |
| Mon 15 Sep 1980 | Barnsley | 1 | 1 | Slight |
| Mon 15 Sep 1980 | Barnsley | 3 | 1 | Slight |
| Fri 19 Sep 1980 | Barnsley | 1 | 2 | Slight |
| Fri 19 Sep 1980 | Barnsley | 1 | 1 | Slight |
| Fri 3 Oct 1980 | Barnsley | 2 | 1 | Slight |
| Fri 3 Oct 1980 | Barnsley | 3 | 1 | Serious |
| Sat 4 Oct 1980 | Barnsley | 2 | 4 | Serious |
| Sun 5 Oct 1980 | Barnsley | 1 | 1 | Slight |
| Tue 7 Oct 1980 | Barnsley | 1 | 1 | Slight |
| Fri 10 Oct 1980 | Barnsley | 2 | 4 | Serious |
| Sat 11 Oct 1980 | Barnsley | 2 | 1 | Slight |
| Fri 24 Oct 1980 | Barnsley | 1 | 2 | Serious |
| Mon 27 Oct 1980 | High Peak | 2 | 1 | Slight |
| Mon 27 Oct 1980 | Barnsley | 1 | 1 | Slight |
| Thu 30 Oct 1980 | Barnsley | 2 | 1 | Slight |
| Fri 31 Oct 1980 | High Peak | 1 | 1 | Slight |
| Sat 1 Nov 1980 | Barnsley | 1 | 3 | Slight |
| Tue 4 Nov 1980 | Barnsley | 2 | 1 | Serious |
| Fri 7 Nov 1980 | Wakefield | 1 | 1 | Slight |
| Sat 8 Nov 1980 | Barnsley | 2 | 1 | Serious |
| Thu 13 Nov 1980 | Barnsley | 1 | 1 | Slight |
| Sat 22 Nov 1980 | Wakefield | 2 | 1 | Serious |
| Mon 24 Nov 1980 | Barnsley | 1 | 1 | Slight |
| Thu 27 Nov 1980 | Barnsley | 2 | 1 | Serious |
| Wed 3 Dec 1980 | Barnsley | 2 | 2 | Serious |
| Thu 4 Dec 1980 | Barnsley | 1 | 1 | Slight |
| Fri 5 Dec 1980 | Wakefield | 2 | 2 | Slight |
| Fri 5 Dec 1980 | Wakefield | 1 | 2 | Serious |
| Fri 5 Dec 1980 | Wakefield | 1 | 2 | Serious |
| Fri 12 Dec 1980 | Barnsley | 2 | 1 | Slight |
| Wed 17 Dec 1980 | Wakefield | 1 | 1 | Slight |
| Thu 18 Dec 1980 | Wakefield | 2 | 1 | Slight |
| Mon 22 Dec 1980 | Barnsley | 1 | 1 | Slight |
| Mon 22 Dec 1980 | Barnsley | 1 | 1 | Slight |
| Mon 22 Dec 1980 | Barnsley | 1 | 1 | Slight |
| Wed 24 Dec 1980 | Wakefield | 1 | 1 | Slight |
| Wed 24 Dec 1980 | Barnsley | 1 | 1 | Slight |
| Fri 26 Dec 1980 | Barnsley | 4 | 4 | Slight |