
Smoke
Smoke from wildfires or the intentional burning of crop residues, vine prunings, dead plants and thick underbrush all produce a range of harmful air pollutants, from known cancer-causing substances to tiny particles that can aggravate existing health problems and increase the risk of heart attack.
Wildfires
Current air quality information for areas of California impacted by active wildfires.
Featured
Threats to public health, safety, and air quality
Facts for homeowners
Smoke management guidelines