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

Residents in the capital woke up to hot and humid conditions on Monday, with temperatures likely to hit 42 degrees Celsius ...

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

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

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

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

Wildfires in Canadian provinces of Manitoba and Saskatchewan are creating smoke visible in Michigan. How to use the air ...