Air quality

Air permits, business and industry air pollution standards, enforcement and compliance information, indoor and outdoor burning permits, guidance, lead-based paint

Water quality

Information and resources for maintaining safe drinking water, source water, groundwater and wastewater, tools for water quality services


Lead in drinking water, lead and your health, lead-based paint, working with or around lead

Waste management and recycling

Management of hazardous waste, solid waste, residential waste, recycling grants and incentives, composting, waste tires, waste grease, used oil, waste electronics, medical and pharmaceutical waste, asbestos waste, universal waste, permitting, registration, notification, self-certification, inspection and enforcement



Asbestos forms, certification, regulations, permitting information, disposal, contaminated soil


Radon in homes and schools, testing, minimizing exposure, low-income mitigation assistance

Environmental cleanup

SARA Title III (Emergency Planning Community Right-to-Know) Supplemental Environmental Projects (SEP), cleanup at contaminated sites, guidance and policy, meth labs, brownfields, sites with environmental use restrictions, federal facilities, radioactive materials license facilities, and solid waste, hazardous waste, Superfund, voluntary cleanup and uranium mill tailings sites


Radiation management

Possession, use, disposal and licensing of radioactive materials, safety and accuracy of radiation-producing machines, licensing, registration, minimum requirements, inspection and enforcement

Oil and gas

Oil and gas-related health concerns, requirements and permits associated with air emissions, stormwater discharge, hazardous and solid waste from the oil and gas industry, consultation


Regulation information of animal and livestock feeding operations, guidance for Emergency Planning Community Right-to-Know Act, environmental leadership, Colorado Medication Take-Back Program, Mercury-free Colorado, supplemental environmental projects