Air Quality Department

For more air quality information, please visit

Clean Air Logo Horizontal, smaller text
  1. Air Quality Department


    Physical Address
    1001 N Central Suite 125
    Phoenix, AZ 85004


    Directions

    Phone: 602-506-6010
    Fax: 602-372-0587

  2. Permit Intake Locations


The Library

The Library

A collection of all of our applications, forms, handbooks, reports, rules, and other documents

Resources for the Regulated Community

Maricopa County Resources for the Regulated Community

The most frequently-used pages and documents for the regulated community

Get Involved


Get Involved

Tools for the public to help you be informed about and get involved in your air quality

  1. Ozone High Pollution Advisory issued for Wednesday, July 18, 2018

    Posted to Air Quality on July 17, 2018

    Ozone High Pollution Advisory issued for Wednesday, July 18, 2018. This HPA is due to ozone levels expected to accumulate enough to exceed the federal health standard for ozone. Read on...
  2. Ozone High Pollution Advisory issued for Monday and Tuesday, July 16-17, 2018

    Posted to Air Quality on July 16, 2018

    Ozone High Pollution Advisory issued for Monday and Tuesday, July 16-17, 2018. This HPA is due to ozone levels expected to accumulate enough to exceed the federal health standard for ozone. Read on...
  3. Maricopa County Air Quality Mobile App Reaches Milestone

    Posted to Air Quality on June 13, 2018

    Maricopa County Air Quality Department's Clean Air Make More app surpasses 40,000 downloads Read on...
View All
  1. Training
  2. Department Events

July 2018

Su M Tu W Th F Sa
1 2 3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31 1 2 3 4
View All