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Air quality alert set to expire Saturday at midnight
National Weather Service officials issued an air quality alert set to expire at midnight Saturday for the Chicago and surrounding areas. The Illinois Environmental Protection Agency determined an air pollution action day due to widespread ozone and particulate levels being at or above what is considered safe for unhealthy groups.
Afternoon Briefing: Air quality alerts issued across Illinois
Good afternoon, Chicago. Air quality alerts issued today in Illinois because of Canadian wildfire smoke marked the latest bout in an increasingly common summer occurrence. The alert covers 34 Illinois counties designated as having unhealthy air for all residents.
Illinois, Michigan, Wisconsin and Minnesota are under air quality alerts for unhealthy conditions as Canadian wildfire smoke ...
Chicago officially had the worst air quality in the world for a few hours Thursday. As a haze of Canadian wildfire smoke ...
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