Environmental Planning

Air Quality

Guidance

Guidance

The Arizona Department of Transportation Air Quality Management Guidebook: Suggested Approaches and Case Study – This Air Quality Guidebook describes ADOT processes used for air quality, transportation conformity and CMAQ projects. This “Guidebook” is updated as new information becomes available or when new emissions models or regulations are implemented. Any additional updates or supplements to this guide are provided below.

Project-Level Conformity

Project-Level conformity determinations for Environmental Assessments (EA) or Environmental Impact Statements (EIS) will be posted to the ADOT Projects website and/or be available on the Environmental Planning Approved Environmental Documents website.  Project-Level conformity determinations for Categorical Exclusion (CE) classified projects will be provided below for projects approve after January 3, 2018.

Any non-Exempt Federal Projects in PM10, PM2.5 or CO maintenance and/or nonattainment areas are required to complete the following documents, as applicable,  and submit to ADOT Air Quality Staff at AdotAirNoise@azdot.gov  for further action and Interagency Consultation as described in this flowchart.

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