Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Federal Aviation Administration
The Federal Aviation Administration (FAA) 
is a part of the U.S. Department of Transportation. FAA Airports organization provides leadership in planning and developing a safe and efficient national airport system to satisfy the needs of the aviation interests of the United States, with due consideration for economics, environmental compatibility, local proprietary rights, and safeguarding the public investment. ERO reviews FAA proposals for new heliport and airport projects, as well as proposals for increases in capacity at existing facilities. For additional information on Region 9's review of FAA projects, contact Carol Sachs at (415) 972-3860 or sachs.carol@epa.gov.
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- Gnoss Field Airport Runway Extension, Marin County, CA., DEIS (PDF) 02/06/2012 (4 pp, 104K)
Gnoss Field Airport Runway Extension, Marin County, CA., FEIS (PDF) 08/04/2014 (2 pp, 71K) - Horizon Air Service to Mammoth Yosemite Airport Project, DEIS (PDF) 01/11/2008 (1 pg, 17K)
No formal letter was sent to the preparing agency on the FEIS because the DEIS was rated LO, the preferred alternative did not change, and our comments were adequately addressed. - Oakland International Airport Connector Project-Adoption by FAA, FEIS (PDF) (1 pg, 53K)
- Phoenix Sky Harbor International
Airport, DEIS (PDF) 08/10/2005 (7 pp, 41K)
Phoenix Sky Harbor International Airport, FEIS (PDF) 03/13/2006 (3 pp, 29K) - Proposed Replacement General Aviation Airport, City of Mesquite, DEIS (PDF) 07/18/2008 (13 pp, 69K)
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