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Guidelines for Development of an Air Quality Report Micro-scale Analysis
Air Quality Conformity Processes
  • Air Quality Conformity Processes
    These federal regulations cover the legal consultation and methodology requirements on air quality conformity, and the criteria/procedures for violations. They download includes:
    ~ 40 CFR 93.105: Consultation Requirements
    ~ 40 CFR 93.106: Content of Transportation Plans
    ~ 40 CFR 93.116: Criteria and Procedures for Localized CO and PM10 Violations
    ~ 40 CFR 93.123: Procedures for Determining Localized CO and PM10 Concentrations
Flowchart for Air Quality Project-Level Conformity Determination
Non-Attainment Area Particulate Matter (PM10) Maps
  • Non-Attainment Area Particulate Matter (PM10) Maps
    These maps depict non-attainment areas for particulate matter (PM10) for the following communities:
    Ajo, Douglas, Hayden, Nogales, Paul-Spur, Phoenix, Rillito, and Yuma
  • Non-Attainment Area Ozone Map
    This map depicts the non-attainment area for the eight-hour ozone for the Phoenix metropolitan area. It will assist practitioners in assessing air quality impacts during their environmental investigations.
  • Maintenance Area Particulate Matter (PM10) Maps
    These maps depict maintenance areas for particulate matter (PM10) for Bullhead City and Payson. They will assist practitioners in assessing air quality impacts during their environmental investigations.
  • Maintenance Area Carbon Monoxide (CO) Map
    This map depicts the maintenance area for carbon monoxide (CO) for the Tucson and Phoenix metropolitan areas. It will assist practitioners in assessing air quality impacts during their environmental investigations.
  • Statewide Air Quality Map - Nonattainment and Maintenance Areas
    This map summarizes the nonattainment and maintenance areas for carbon monoxide (CO), ozone, and particulate matter (PM10) for the entire state. This handy map will be useful for practitioners in assessing air quality impacts during their environmental investigations.
Project Exemption List
  • Project Exemption List
    This list consist of projects that are exempt from conformity to transportation plans and TIPs.
Mobile Source Air Toxics Guidance
  • Mobile Source Air Toxics Guidance
    This guidance helps the practitioner evaluate the mobile source air toxics on ADOT's highway improvement projects. Included in the guidance is:
    ~ Instruction Memo
    ~ Level 1 Text
    ~ Level 2 Text (updated 2010).
Adobe Reader
  • Adobe Reader
    Documents are posted as they become available in PDF format, which requires Adobe Reader to view.
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