Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality Index numbers returned to “healthy” or “moderate” levels this week in L.A. County, but they shouldn’t breathe a ...

Canadian wildfire smoke is affecting air quality in parts of Michigan. The EPA's air quality index (AQI) uses a color-coded scale to inform the public about air quality and associated health risks.

Knowing how to read the EPA's Air Quality Index can help you understand whether smoke from numerous Canadian wildfires makes it hazardous to breathe outside air. "The AQI is an index for reporting ...

Weather experts say Michigan will see "good" air quality throughout the Labor Day weekend with no Canadian wildfire smoke or haze impacting vacation plans. "The good news is that recent rains, through ...

Air quality changes consistently. Depending on the different pollutants in the air that come from natural and human activity, some days can be easier to breathe than others. Air quality indexes ...

Canadian wildfire smoke is causing air quality advisories and alerts across Michigan. Lansing's air quality was unhealthy as of June 5, with a PM2.5 of 167, prompting recommendations to stay indoors.

As fires burn across Los Angeles County, spurring thousands of evacuations, drifting smoke is affecting the L.A. area and beyond. Wildfire smoke can be harmful to health, especially for children, the ...

Plumes of smoke from the Canadian wildfires are hovering over portions of Michigan. Reading the EPA's Air Quality Index can help you plan your daily activity to ensure it's manageable for your health.