Add Yahoo as a preferred source to see more of our stories on Google. Detroit, we have a code maroon! With the smoke from hundreds of Canadian wildfires wafting around the globe, millions of Americans ...

Add Yahoo as a preferred source to see more of our stories on Google. Knowing how to read the EPA's Air Quality Index can help you understand whether smoke from numerous Canadian wildfires makes it ...

This week, millions of Americans are anxiously scanning air quality maps focusing on two colors: red and purple. Red indicates "unhealthy" air quality, and purple? "Very unhealthy." When did purple ...

Haze hangs over Harrisburg as smoke from Canadian wildfires filtered into Pennsylvania on June 8, 2023. The smoke degraded air quality across Pennsylvania and other states in the northeast. Editor's ...

STATEN ISLAND, N.Y. — The Canadian wildfire smoke is expected to last days, according to forecasters. As of 9 a.m. Thursday, Staten Island’s Air Quality Index value sat at 215, a level considered very ...

Those affected by wildfire smoke focus on the colors red, purple and maroon on the air quality charts. Red used to be the scariest color. Why did that change?(Story aired on ATC on June 28, 2023.) ...

The index rates how clean or polluted the air is each day. The EPA uses this measure to keep tabs on five kinds of air pollutants. The main concern from the wildfire smoke is fine particle pollution, ...

Smoke from wildfires in Canada has drifted into the U.S., prompting air quality alerts for Americans as it continues to spread. But when officials and forecasters classify a city's air as "unhealthy" ...

Detroit, we have a code maroon! With the smoke from hundreds of Canadian wildfires wafting around the globe, millions of Americans are learning that, when it comes to air quality, there’s something ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online resources, ...