The Maricopa County Air Quality Department's enforcement division is responsible for settling air quality violations within Maricopa County. Enforcement action taken on local companies violating clean air rules will be published and updated on a monthly basis.

The ‘Notes’ column in the Enforcement Reports below indicates the county air pollution rule/section, permit condition or federal regulation for which the violator was cited. Details of county rule numbers may be found on our Adopted Rules page.

Additional information regarding these Enforcement Reports may be obtained through the Maricopa County Air Quality Department's Records division. For details on how to submit a public records request, please visit the following web page:

http://www.maricopa.gov/aq/contact_us/public_records/Default.aspx.