Environmental Planning

Air Quality

Project Development

Project Level Transportation Conformity
NEPA Air Quality
  • Mobile Source Air Toxics Guidance
    This guidance helps the practitioner evaluate the mobile source air toxics on ADOT's highway improvement projects.
  • FHWA Green House Gas (GHG) Resource
    This Federal Highway Administration website provides guidance on how to address Climate Change in NEPA documents.
  • NEPA Air Quality Screening Checklist
    This screening tool can be used to determine the level of air quality analysis needed for a Federally Funded project.To be completed by ADOT
  • Addressing Air Quality Issues in the NEPA Process for Highway Projects
    This handbook was developed by the American Association of State Highway and Transportation Officials (AASHTO) to assist practitioners in addressing air quality issues in the NEPA process required under the clean air act. Please use this as a guide for developing the necessary NEPA air quality reports for ADOT projects.
  • AERMOD Training and Resources
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