Airport Air Quality
- Voluntary Airport Low Emissions Program (VALE)
- General Conformity Guidance for Airports: Questions & Answers (September 25, 2002) (PDF)
- Presumed to Conform List (Federal Register Notice) (PDF)
- Presumed to Conform Responses to Comments (July 2007) (PDF)
- Letter 1 - Larry Greene, Executive Director, Sacramento Metropolitan Air Quality Management District (SMAQMD) (PDF)
- Letter 2 - Sheila Holman, Section Chief, North Carolina Department of Environment and National Resources (NCDENR) Division of Air Quality (PDF, 2.03 MB)
- Letter 3 - Barbara Lichman, Ph.D., Chevalier, Allen & Lichman, LLP (PDF, 1.64 MB)
- Letter 4 - Chris N. Salmi, Assistant Director, State of New Jersey, Department of Environmental Protection (NJDEP) (PDF, 1.34 MB)
- Letter 5 - Jessica Steinhilber, Director of Environmental Affairs, Airports Council International – North America (ACI-NA), in coordination with the Air Carrier Association of America (ACAA), the Air Transport Association (ATA), and the Airport Consultants Council (ACC) (PDF)
- Letter 6 - Timothy Pohle, Assistant General Counsel, Environmental Affairs, Air Transport Association of America, Inc. (ATA) (PDF)
- Letter 7 - Tom Coda, U.S. Environmental Protection Agency (EPA), Office of Air Quality and Standards, State and Local Programs Group (PDF)