Air Quality Archive

Enhanced Regulatory Outreach Program Archive Listing


The Maricopa County Board of Supervisors adopted the following regulations in accordance with the Enhanced Regulatory Outreach Program policy in an effort to promote consistency and transparency among regulatory departments. The Maricopa County Air Quality Department has undertaken significant efforts since 2012 toward regulatory reform.
Item Number
 Item Name
 Description
AQ-2017-002
 Rule 321 Municipal Solid Waste Landfills
 Establishes limits for the emissions of nonmethane organic compounds from municipal solid waste landfills.
AQ-2019-003 Rule 370 Federal Hazardous Air Pollutant Program
 Describes emission standards for federally listed hazardous air pollutants.
AQ-2021-002 Rule 270 Performance Tests
 Includes supportive data for good maintenance and operating practices, performance test requirements, and testing criteria of stationary sources.
AQ-2021-003 P-35 Fireworks Restriction
Describes restrictions for fireworks in Maricopa County.

Citizen Feedback


The Air Quality Department is committed to providing multiple opportunities for stakeholder input regarding the adoption and amendment of all regulatory requirements. In the event the Department fails to observe adoption procedures pertaining to Maricopa County's Enhanced Regulatory Outreach Program policy, citizens can submit a complaint.