You can also search for HHW drop off sites at earth911.com
The State of Illinois Environmental Protection Agency holds one day hazardous waste collections each year in the spring and fall. Refer to the State of Illinois EPA website for a schedule and details on acceptable materials.
Both the West Cook County Solid Waste Agency at 708-453-9100 and Flood Brothers at 630-261-0400 have information on these drop-off locations and events. Please confirm the schedule and acceptability of materials. Some materials including latex paints are not accepted at these locations.