Governing Law and Regulations
Arizona Department of Environmental Quality (ADEQ) Air Quality Division
Maricopa County Air Quality Department
Pima County Air Quality Control District
Pinal County Air Quality Control District
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. ADEQ's Air Quality Division is responsible for administering and enforcing Arizona's air pollution rules. Arizona's air program is shaped by its SIP, which sets forth basic strategies for implementation, maintenance, and enforcement of the National Ambient Air Quality Standards (NAAQS). As mandated by the federal Clean Air Act (CAA), each state must adopt and submit a SIP to the U.S. Environmental Protection Agency (EPA) for approval.
• Administration and enforcement. Arizona's air program is implemented and enforced by ADEQ's Air Quality Division. Local regulatory agencies implement and enforce air quality programs in Maricopa, Pima, and Pinal counties.
ARIZONA'S AIR PROGRAM
Arizona's SIP was officially ...