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.

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 ...

When skies are smoky or hazy, there’s a good chance that the air quality has dropped to unhealthy levels. To determine this, we rely on the air quality index (AQI). Watch this video to see what the ...

Congress has cut federal funding for public media — a $3.4 million loss for LAist. We count on readers like you to protect our nonprofit newsroom. Become a monthly member and sustain local journalism.

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.

File 2012 - Staff Photo Ozone season is upon North Texas, meaning air quality will be top of mind for some residents. The season — which marks the window when there’s a greater risk of harmful amounts ...

ST. LOUIS – The warm weather may draw you outdoors, but heads up, there could be concerns about the air quality for some around the St. Louis region. The National Weather Service forecasts an “orange” ...

Smoke from Canadian wildfires triggers air quality alerts in northern Michigan and the Upper Peninsula. Residents, especially sensitive groups, are urged to stay indoors and limit outdoor activities.

Northerly winds from Canada push wildfire smoke into Wisconsin and down to surface level, exposing residents to microscopic ...

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.