Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 8 Jan 1999 | Ryedale | 3 | 1 | Slight |
| Tue 26 Jan 1999 | Ryedale | 1 | 1 | Slight |
| Tue 2 Feb 1999 | Hambleton | 1 | 1 | Slight |
| Thu 4 Feb 1999 | Ryedale | 2 | 2 | Slight |
| Fri 5 Feb 1999 | Ryedale | 1 | 1 | Serious |
| Tue 9 Feb 1999 | Ryedale | 2 | 1 | Slight |
| Fri 12 Feb 1999 | Hambleton | 1 | 1 | Slight |
| Mon 15 Feb 1999 | Ryedale | 1 | 1 | Slight |
| Sat 20 Feb 1999 | Ryedale | 2 | 1 | Slight |
| Mon 22 Feb 1999 | Ryedale | 2 | 2 | Slight |
| Sat 13 Mar 1999 | Hambleton | 2 | 3 | Slight |
| Sat 13 Mar 1999 | Hambleton | 1 | 1 | Slight |
| Fri 19 Mar 1999 | Hambleton | 2 | 2 | Slight |
| Sun 28 Mar 1999 | Hambleton | 1 | 1 | Slight |
| Sun 4 Apr 1999 | Hambleton | 2 | 2 | Fatal |
| Fri 9 Apr 1999 | Hambleton | 2 | 1 | Slight |
| Sat 10 Apr 1999 | Hambleton | 1 | 1 | Slight |
| Wed 28 Apr 1999 | Ryedale | 3 | 1 | Slight |
| Fri 14 May 1999 | Ryedale | 1 | 1 | Serious |
| Sat 15 May 1999 | Ryedale | 2 | 2 | Serious |
| Wed 19 May 1999 | Hambleton | 1 | 1 | Serious |
| Fri 28 May 1999 | Ryedale | 2 | 1 | Slight |
| Fri 28 May 1999 | Ryedale | 2 | 1 | Slight |
| Mon 7 Jun 1999 | Ryedale | 1 | 1 | Slight |
| Wed 9 Jun 1999 | Ryedale | 2 | 1 | Slight |
| Fri 11 Jun 1999 | Hambleton | 2 | 1 | Slight |
| Sat 12 Jun 1999 | Ryedale | 2 | 1 | Slight |
| Sun 13 Jun 1999 | Ryedale | 1 | 2 | Serious |
| Sun 13 Jun 1999 | Ryedale | 1 | 1 | Serious |
| Fri 2 Jul 1999 | Ryedale | 2 | 2 | Slight |
| Wed 7 Jul 1999 | Ryedale | 2 | 2 | Serious |
| Tue 27 Jul 1999 | Hambleton | 2 | 1 | Serious |
| Tue 3 Aug 1999 | Ryedale | 1 | 1 | Serious |
| Tue 17 Aug 1999 | Ryedale | 1 | 1 | Slight |
| Sun 22 Aug 1999 | Ryedale | 2 | 1 | Serious |
| Sat 28 Aug 1999 | Hambleton | 3 | 2 | Serious |
| Mon 30 Aug 1999 | Hambleton | 2 | 3 | Slight |
| Tue 7 Sep 1999 | Hambleton | 1 | 1 | Slight |
| Tue 28 Sep 1999 | Hambleton | 2 | 1 | Slight |
| Wed 29 Sep 1999 | Ryedale | 1 | 1 | Slight |
| Sat 9 Oct 1999 | Ryedale | 3 | 3 | Serious |
| Sun 17 Oct 1999 | Hambleton | 2 | 3 | Serious |
| Fri 22 Oct 1999 | Ryedale | 2 | 1 | Slight |
| Sun 24 Oct 1999 | Ryedale | 2 | 2 | Slight |
| Mon 8 Nov 1999 | Hambleton | 2 | 1 | Slight |
| Fri 12 Nov 1999 | Hambleton | 2 | 1 | Slight |
| Mon 15 Nov 1999 | Hambleton | 2 | 2 | Slight |
| Thu 2 Dec 1999 | Ryedale | 1 | 1 | Slight |
| Thu 9 Dec 1999 | Ryedale | 2 | 1 | Slight |
| Sun 19 Dec 1999 | Hambleton | 1 | 1 | Slight |
| Tue 21 Dec 1999 | Ryedale | 2 | 2 | Slight |