The air quality alert for Chicago was initially issued Sunday due to elevated levels of ozone.
Poor air quality was expected across the entire Chicago area Tuesday as an" air quality alert" was issued for all of Northeastern Illinois and Northwest Indiana through midnight."The Illinois Environmental Protection Agency has determined that an Air Pollution Action Day will be declared for the greater Chicago Metropolitan Area," the alert said.
Air quality alerts are issued when widespread ozone or particulate levels are expected to be elevated for a prolonged period, creating issues for sensitive groups. In this case, elevated ozone levels are being caused by use of air conditioning units, cars and other sources, with pollutants chemically reacting with the sun and causing unhealthy amounts ofActive children and adults, especially those with pulmonary or respiratory illnesses or other preexisting conditions, should limit prolonged outdoor activity, according to officials.
Area residents are also urged to reduce activities that could increase air pollution, including limiting daytime driving, reducing rapid acceleration and hard braking in vehicles, avoiding use of gas-powered lawn and garden equipment, and delaying using harsh chemicals around the home or your lawn. Feeling out of the loop? We'll catch you up on the Chicago news you need to know. Sign up for the weekly
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