The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy ...

The U.S. has one of the world’s most advanced systems to monitor air pollutants. Can it keep up with a changing climate?

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 ...

The alert will remain go into effect starting at midnight on Saturday, June 21, through Monday, June 23, for counties in Ohio ...

How do I read the air quality index? The AQI features six color-coded categories: green, yellow, orange, red, purple and maroon. Each category has corresponding values and levels of concern: ...

Elev 2618 ft, 40.2 °N, 100.63 °W McCook, NE Air Quality & Pollen star_ratehome 80 McCook Station | Report Report Station ...

More Saharan dust drifts into Southeast Texas again Friday, but the otherwise mostly rain-free skies should allow fireworks ...

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for Erie County, signaling ...

Elev 1240 ft, 40.93 °N, 96.6 °W Lincoln, NE Air Quality & Pollen star_ratehome 65 Lincoln Station | Change Current Station ...

Air quality alerts are issued when the AQI is forecast to reach an unhealthy level, which includes forecasts in the orange, red, purple, and maroon categories. For a full description of each air ...

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.