Synopsis As Introduced Amends the Department of Transportation Law of the Civil Administrative Code of Illinois and the Environmental Protection Act. Requires the Illinois Environmental Protection Agency, with the assistance of the Department of Transportation, to conduct a study describing the environmental and human health impacts caused by runways and air traffic at Chicago O'Hare International Airport. Requires the Agency, when conducting this study, to pay particular attention to the impact of air pollution, noise pollution, the emission of gases and fluids by aircraft, and similar factors on the quality of life, health, and property values of persons who live adjacent to the flight paths used by Chicago O'Hare International Airport. Requires the Agency, with the Department's assistance, to monitor noise levels experienced in 2018 and 2019. Requires the Department to assist with the study. Requires the Agency to deliver a written report of its findings to the General Assembly by no later than October 31, 2019. Effective immediately.