The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

Canadian wildfire smoke lingers over the Greater Lansing area on June 6. The entire Lower Peninsula is under an air quality ...

A Chicago Air Quality Alert has been extended through Friday as smoke from Canada wildfires has pushed the AQI into unhealthy ...

An air quality alert for central Ohio was extended today, June 8, as haze from Canadian wildfires continues to cloud the ...

Delhi-NCR reimposes Stage-I GRAP measures as the Air Quality Index (AQI) deteriorates, reaching the 'Poor' category at 209.

CAQM has instructed all implementing agencies to rigorously monitor and enforce the measures. The commission will continue to ...

MORPC issues Air Quality Alert for Columbus region due to smoke and ozone. Sensitive groups urged to limit outdoor activity ...

The U.S. Air Quality Index (AQI) is the Environmental Protection Agency’s tool for reporting outdoor air quality and health.

BUFFALO, N.Y. — Once again, an Air Quality Alert has been issued for Western New York until Sunday night. The alert runs ...

A Chicago Air Quality Alert has been extended through Friday as smoke from Canada wildfires has pushed the AQI into unhealthy ...

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Some areas may only see a few hours of alert-level smoke concentrations due to the relatively fast movement of the ...