Learn more about how to report data to the Department of Natural Resources or how to file a complaint about an environmental concern.
Report an Environmental Emergency
Involved in or witness a hazardous substances release? Call 24-hour spill line 573-634-2436
Report an Environmental Concern or Submit a Question
Let us know if you see something affecting our natural resources
I-70/ I-270 Area Odor Complaint Form
Report an odor concern in the Bridgeton/ Maryland Heights area in St. Louis County