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.
Statewide Air Quality Nonattainment and Maintenance Areas by Mileposts
Air Quality Updates
- EPA: Information on Regulatory Actions on Air Quality Standards
- FHWA: Information on Regulatory Actions on Transportation Conformity
- EPA Region 9: Information on State of Arizona Implementation Plan Actions
Air Quality: Agency Contacts
Current Air Quality Links
Dust Advisories
Projects for Improving Air Quality
- Real-World Observations from an Arizona Road-Widening Case Study - Construction Activity, Emissions, and Air Quality Impacts
- Tire Wear Emissions for Asphalt Rubber and Portland Cement Concrete Pavement Surfaces
- Identification of Emission Sources in Pinal County
- Air Quality Sustainability Program in Coconino County
- Improving Air Quality in Ambos Nogales
- Sustaining Clean Air in the Central Yavapai County Area: A Pilot Study - April 2000
- Quick Reference Dust Control Guide - Blue Skies Summary Sheet
