Air Quality

The ADOT Air Quality Group works to enhance air quality through congestion mitigation, air quality programs and National Environmental Policy Act (NEPA) planning activities to implement provisions required in the Clean Air Act to meet National Ambient Air Quality Standards throughout Arizona.

Air Quality Reports Under Review

• SR 101L, 75th Ave to I-17 Ramp WN Improvements Draft Air Quality Report - ADOT is requesting comments on this draft report through May 22, 2023, comments can be sent directly to [email protected].
• Pima Freeway (SR 101), Princess Drive to Shea Boulevard - ADOT is requesting comments on this draft report through June 6th, 2023, comments and requests for public access to modeling files can be sent directly to [email protected].

Air Quality: Agency Contacts

• Maricopa County Dust Control Training
• Maricopa County Air Quality
• Pinal County Air Quality
• Pima County Air Quality
• ADEQ Air Quality

Current Air Quality Links

• Maricopa County
• Pima County
• Pinal County
• Santa Cruz County (Nogales)
• Yuma County

Dust Advisories