Governing Law and Regulations
Colorado Department of Public Health and Environment (CDPHE)
Colorado Department of Labor and Employment (CDLE) Division of Oil and Public Safety
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. "Hazardous substances" is a broad classification that includes hazardous wastes, toxic pollutants, hazardous air pollutants, and certain hazardous chemical substances or mixtures. Colorado generally follows the federal rules for storing hazardous substances and has some additional requirements as well. See the national section HAZARDOUS SUBSTANCE STORAGE for additional guidance.
Colorado has adopted the federal emissions standards for HAPs. Under the federal Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), the definition of a hazardous substance also includes any HAPs listed under the Clean Air Act. For additional guidance, see the national section HAZARDOUS AIR POLLUTANTS.
Colorado also follows the federal rules under the federal Emergency Planning and Community Right-to-Know Act (EPCRA). EPCRA requires facilities to disclose the CERCLA hazardous substances and extremely hazardous substances they use and store. See the national ...