Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 14 Jan 1999 | Bolsover | 2 | 1 | Serious |
| Fri 15 Jan 1999 | North East Derbyshire | 4 | 2 | Slight |
| Fri 15 Jan 1999 | North East Derbyshire | 3 | 1 | Slight |
| Sat 23 Jan 1999 | North East Derbyshire | 2 | 1 | Slight |
| Sun 24 Jan 1999 | Bolsover | 2 | 1 | Serious |
| Mon 25 Jan 1999 | Chesterfield | 3 | 1 | Slight |
| Tue 26 Jan 1999 | North East Derbyshire | 2 | 2 | Slight |
| Sat 30 Jan 1999 | North East Derbyshire | 1 | 1 | Slight |
| Tue 2 Feb 1999 | North East Derbyshire | 2 | 2 | Slight |
| Wed 3 Feb 1999 | Bolsover | 3 | 1 | Slight |
| Wed 3 Feb 1999 | Bassetlaw | 3 | 3 | Serious |
| Sat 6 Feb 1999 | Chesterfield | 2 | 1 | Slight |
| Sat 20 Feb 1999 | North East Derbyshire | 2 | 4 | Slight |
| Sun 21 Feb 1999 | North East Derbyshire | 4 | 1 | Slight |
| Mon 22 Feb 1999 | Bassetlaw | 1 | 1 | Slight |
| Thu 25 Feb 1999 | Bassetlaw | 2 | 3 | Slight |
| Mon 1 Mar 1999 | North East Derbyshire | 1 | 1 | Slight |
| Tue 2 Mar 1999 | North East Derbyshire | 3 | 1 | Slight |
| Tue 2 Mar 1999 | Chesterfield | 2 | 1 | Slight |
| Wed 3 Mar 1999 | North East Derbyshire | 2 | 2 | Serious |
| Wed 17 Mar 1999 | Chesterfield | 3 | 1 | Slight |
| Wed 17 Mar 1999 | North East Derbyshire | 1 | 1 | Serious |
| Thu 18 Mar 1999 | North East Derbyshire | 2 | 1 | Serious |
| Sun 21 Mar 1999 | Derbyshire Dales | 2 | 4 | Slight |
| Sun 28 Mar 1999 | North East Derbyshire | 2 | 2 | Slight |
| Tue 6 Apr 1999 | North East Derbyshire | 4 | 1 | Slight |
| Tue 13 Apr 1999 | Chesterfield | 2 | 1 | Slight |
| Fri 23 Apr 1999 | North East Derbyshire | 2 | 1 | Slight |
| Sat 1 May 1999 | North East Derbyshire | 2 | 1 | Slight |
| Thu 13 May 1999 | Derbyshire Dales | 2 | 1 | Serious |
| Thu 13 May 1999 | Derbyshire Dales | 3 | 2 | Serious |
| Mon 17 May 1999 | North East Derbyshire | 2 | 3 | Slight |
| Thu 20 May 1999 | North East Derbyshire | 2 | 2 | Slight |
| Sat 29 May 1999 | Derbyshire Dales | 2 | 1 | Slight |
| Sun 6 Jun 1999 | Bassetlaw | 3 | 3 | Fatal |
| Mon 7 Jun 1999 | Bassetlaw | 1 | 1 | Slight |
| Mon 7 Jun 1999 | Bolsover | 2 | 1 | Slight |
| Mon 14 Jun 1999 | North East Derbyshire | 4 | 1 | Slight |
| Sat 26 Jun 1999 | Bassetlaw | 2 | 1 | Serious |
| Fri 2 Jul 1999 | Bolsover | 2 | 1 | Serious |
| Sun 4 Jul 1999 | Derbyshire Dales | 3 | 1 | Slight |
| Fri 9 Jul 1999 | Bolsover | 1 | 1 | Slight |
| Tue 20 Jul 1999 | North East Derbyshire | 3 | 1 | Slight |
| Thu 22 Jul 1999 | Bolsover | 2 | 1 | Slight |
| Sat 31 Jul 1999 | Bassetlaw | 2 | 1 | Slight |
| Sun 1 Aug 1999 | North East Derbyshire | 2 | 2 | Serious |
| Fri 6 Aug 1999 | Bolsover | 2 | 3 | Fatal |
| Sat 7 Aug 1999 | Bassetlaw | 1 | 1 | Slight |
| Mon 9 Aug 1999 | Bassetlaw | 1 | 1 | Slight |
| Mon 9 Aug 1999 | Bassetlaw | 1 | 3 | Slight |
| Tue 10 Aug 1999 | North East Derbyshire | 2 | 2 | Slight |
| Tue 10 Aug 1999 | Bolsover | 2 | 1 | Slight |
| Fri 13 Aug 1999 | North East Derbyshire | 3 | 2 | Slight |
| Sat 14 Aug 1999 | Bassetlaw | 1 | 1 | Slight |
| Sat 21 Aug 1999 | Bolsover | 2 | 1 | Slight |
| Sun 22 Aug 1999 | Bolsover | 2 | 1 | Slight |
| Sun 22 Aug 1999 | North East Derbyshire | 2 | 2 | Slight |
| Mon 23 Aug 1999 | Chesterfield | 2 | 2 | Slight |
| Tue 24 Aug 1999 | North East Derbyshire | 5 | 1 | Slight |
| Sat 28 Aug 1999 | North East Derbyshire | 2 | 2 | Serious |
| Sat 4 Sep 1999 | North East Derbyshire | 2 | 1 | Slight |
| Sat 18 Sep 1999 | Chesterfield | 1 | 1 | Slight |
| Tue 21 Sep 1999 | Bassetlaw | 1 | 1 | Slight |
| Sat 25 Sep 1999 | North East Derbyshire | 3 | 1 | Slight |
| Sat 9 Oct 1999 | North East Derbyshire | 2 | 3 | Slight |
| Sun 10 Oct 1999 | North East Derbyshire | 2 | 1 | Slight |
| Mon 25 Oct 1999 | Chesterfield | 2 | 1 | Slight |
| Tue 26 Oct 1999 | North East Derbyshire | 2 | 1 | Serious |
| Thu 28 Oct 1999 | Derbyshire Dales | 3 | 1 | Slight |
| Sat 13 Nov 1999 | North East Derbyshire | 3 | 1 | Slight |
| Sat 13 Nov 1999 | North East Derbyshire | 2 | 1 | Slight |
| Thu 18 Nov 1999 | North East Derbyshire | 2 | 5 | Slight |
| Tue 23 Nov 1999 | Derbyshire Dales | 3 | 3 | Slight |
| Thu 2 Dec 1999 | Bolsover | 1 | 2 | Serious |
| Fri 3 Dec 1999 | North East Derbyshire | 2 | 6 | Fatal |
| Thu 16 Dec 1999 | Bolsover | 2 | 1 | Slight |
| Fri 24 Dec 1999 | Chesterfield | 2 | 2 | Slight |