| April | Year to date (April) | ||||
|---|---|---|---|---|---|---|
| 2025 | 2024 | 2020-2024 average | 2025 | 2024 | 2020-2024 average |
| Canada | 5 | 3 | 5 | 19 | 15 | 22 |
| Newfoundland | 0 | 0 | 0 | 0 | 0 | 1 |
| Nova Scotia | 0 | 0 | 0 | 0 | 0 | 0 |
| New Brunswick | 0 | 0 | 0 | 0 | 0 | 0 |
| Quebec | 0 | 1 | 0 | 1 | 1 | 2 |
| Ontario | 0 | 2 | 1 | 2 | 5 | 5 |
| Manitoba | 0 | 0 | 0 | 0 | 3 | 2 |
| Saskatchewan | 1 | 0 | 0 | 5 | 2 | 3 |
| Alberta | 2 | 0 | 1 | 5 | 4 | 4 |
| British Columbia | 2 | 0 | 1 | 6 | 0 | 6 |
| Northwest Territories | 0 | 0 | 0 | 0 | 0 | 0 |
| Canada - with dangerous goods involved | 0 | 0 | 0 | 2 | 3 | 4 |
| Newfoundland | 0 | 0 | 0 | 0 | 0 | 0 |
| Nova Scotia | 0 | 0 | 0 | 0 | 0 | 0 |
| New Brunswick | 0 | 0 | 0 | 0 | 0 | 0 |
| Quebec | 0 | 0 | 0 | 0 | 0 | 0 |
| Ontario | 0 | 0 | 0 | 0 | 0 | 1 |
| Manitoba | 0 | 0 | 0 | 0 | 1 | 0 |
| Saskatchewan | 0 | 0 | 0 | 1 | 0 | 1 |
| Alberta | 0 | 0 | 0 | 1 | 2 | 1 |
| British Columbia | 0 | 0 | 0 | 0 | 0 | 0 |
| Northwest Territories | 0 | 0 | 0 | 0 | 0 | 0 |
Data extracted 20 May 2025 All 5-year averages have been rounded. The totals sometimes do not coincide to the sum of these averages. | ||||||