(415 ILCS 5/3.115) (was 415 ILCS 5/3.02)
    Sec. 3.115. Air pollution. "Air pollution" is the presence in the atmosphere of one or more contaminants in sufficient quantities and of such characteristics and duration as to be injurious to human, plant, or animal life, to health, or to property, or to unreasonably interfere with the enjoyment of life or property.
(Source: P.A. 92-574, eff. 6-26-02.)