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All of the following documents are available for download only in PDF formats and may be opened in Adobe Acrobat. If you do not have the Adobe Acrobat Reader installed on your computer, you may download a free copy of the program.

Finding of No Significant Impact and Record of Decision (FONSI-ROD) dated June 13, 2013, Concurrence Letters, Comments Received, and Response to Comments, and Errata Sheet (6 MB)

Environmental Assessment for Houston Optimization of Airspace and Procedures in the Metroplex – January 2013 (36.5 MB)

Chapter 1 - Background (3.6 MB)
Chapter 2 - Purpose and Need (62 KB)
Chapter 3 - Alternatives (15.6 MB)
Chapter 4 - Affected Environment (10.3 MB)
Chapter 5 - Environmental Consequences (8.2 MB)
Chapter 6 - Agency and Public Coordination (60 KB)
Appendices A – D - Acronyms, Abbreviations, and Glossary of Terms, References, List of Preparers, National Airspace System Guidebook (741 KB)
Appendix E - Houston OAPM Study Team Documents (11.5 MB)
Appendix F - Houston OAPM Design and Implementation Team Documents (29 MB)
Appendix G1 - Aircraft Noise Analysis - Basics of Noise (1.6 MB)
Appendix G2 - Aircraft Noise Analysis – Noise Modeling Technical Report (47.2 MB)
Appendix H - Inventory of Potential of Department of Transportation Act, Section 4(f) and Noise Exposure (11.5 MB)
Appendix I - Inventory of Historic Resources and Noise Exposure (295 KB)
Appendix J - Coordination and Consultation (16.2 MB)
Appendix K - List of Receiving Parties (1.2 MB)

The public comment period for the Environmental Assessment closed on February 19, 2013.