Environmental Issues

Models

• Air Traffic Environmental Models
  • Noise Integrated Routing System (NIRS) Version 6.1
  • NIRS Screening Tool (NST) Version 6.1
• Other FAA Models

Regulations & Policy

• National Environmental Policy Act
• CEQ Regulations Implementing NEPA, 40 CFR parts 1500-1508
• 40 Most Asked Questions Concerning CEQs Regulations Implementing NEPA
• DOT Order 5610.1C w/ Change 1, Procedures for Considering Environmental Impacts: Document 1 (PDF) | Document 2 (PDF)
• FAA Order 1050.1E, Environmental Impacts:  Policies and Procedures
• FAA Order JO 7400.2J, Procedures for Handling Airspace Matters (see Chap. 32)
• FAA Order JO 7400.8U, Special Use Airspace
• Airspace Management Handbook, Version 2.1, May 2004 (see App. A and B) (PDF)
• Federal Register, Vol. 65, No. 235, Wednesday, December 6, 2000, Notices, p. 76339, "Air Traffic Noise Screen." (PDF)
• Change in Air Traffic Noise Screen Policy, FAA/ATA-1 Memorandum dated January 17, 2001 (PDF)
• Altitude Cut-Off for National Airspace Redesign (NAR) Environmental Analyses, FAA/ATA-300 Memorandum dated September 15, 2003 (PDF)
• FAA Advisory Circular 91-36D, September 17, 2004, "Visual Flight Rules (VFR) Flight Near Noise Sensitive Areas"
• Federal Presumed To Conform (PTC) Actions Under General Conformity, Federal Register, Vol. 72, No. 145, Monday, July 30, 2007, Notices, pp. 41565-41580, (see Section III.14, page 41578) (PDF)
• FAA, December 15, 2010, AJV-1 Memorandum, "Guidance for Conducting Environmental Review of Proposed Performance Based Navigation (PBN) Flight Procedures" (PDF, 1.8 MB)
• FAA, December 20, 2010, AEE-400 Memorandum, FAA Order 1050.1E, Change 1, Guidance memo #1, "Clarification of CATEXs 311g and 311i for Procedural Actions" (PDF, 426 KB)
• FAA, January 10, 2011, AEE-400 Memorandum, FAA Order 1050.1E, Change 1, Guidance Memo #2, "Guidance on Preparing Focused, Concise and Timely Environmental Assessments" (PDF, 201 KB)
• FAA, January 12, 2012, AEE-400 Memorandum, FAA Order 1050.1E, Change 1, Guidance Memo #3, "Considering Greenhouse Gases and Climate Under the National Environmental Policy Act (NEPA): Interim Guidance" (PDF, 487 KB)
• FAA, March 21, 2012, AEE-400 Memorandum, FAA Order 1050.1E, Change 1, Guidance Memo #4, "Guidance on Using AEDT 2a to Conduct Environmental Modeling for FAA Air Traffic Airspace and Procedure Actions" (PDF, 3.5 MB)
• FAA, July 17, 2012, AJV-114 Memorandum, "Interim Guidance:  Using the Lateral Movement Tests (LAT Tests) for Noise Screening of Air Traffic Actions" (PDF, 1.6 MB)
• FAA, December 6, 2012, AEE-400 Memorandum, "Guidance for Implementation of the Categorical Exclusion in Section 213(c)(1) of the FAA Modernization and Reform Act of 2012" (PDF, 1.2 MB)
• Federal Interagency Committee on Noise (FICON) Report (PDF)
• 14 CFR part 150, Airport Noise Compatibility Planning
• FAA Order 5050.4B, National Environmental Policy Act (NEPA) Implementing Instructions for Airport Actions
• Environmental Desk Reference for Airport Actions
• Other Air Traffic Plans and Publications