Governing Law and Regulations
Missouri Department of Natural Resources (DNR)
Missouri Department of Agriculture (MDA)
Local fire departments
U.S. Environmental Protection Agency Region 7
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. "Hazardous substance" is a broad classification that includes hazardous chemicals, hazardous materials, and hazardous wastes. Missouri defines "hazardous substance" as any substance or mixture of substances that presents a danger to public health or safety or the environment and includes (10 CSR 24-2.010):
—Any hazardous waste identified or listed by DNR under Mo. Rev. Stat. 260.350 to 260.430.
—Any element, compound, mixture, solution, or substance designated under the federal Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (CERCLA).
—Any hazardous material designated by the U.S. Department of Transportation under the federal Hazardous Materials Transportation Act.
"Hazardous substance UST system" is defined as a UST system that contains a CERCLA hazardous substance (but not including any substance regulated as a hazardous waste under the Missouri Hazardous Waste Management ...