EXH1270050924

PCHBPollution Control Hearings Board of the State of Washington

Four years ago, on July 3, 1997, I signed a Record of Decision (ROD) approving Federal Aviation Administration (FAA) actions providing support for various Master Plan Update (MPU) development actions proposed by the Port of Seattle (POS), including a controversial third runway project. The 1997 ROD relied upon a Final Environmental Impact Statement (FEIS) approved by the FAA on February 1, 1996, and a Supplemental EIS (SEIS) approved by the FAA on May 13, 1997. The instant year-2001 ROD makes the determination that it is not necessary to further supplement the 1996 and 1997 EIS documents at this time, to account for subsequent refinements to the MPU projects and new _ information relating to environmental impacts of these projects. It is not uncon_non during airport design and development, in the period between initial FAA approval of federal actions supporting airport projects and the completion of those projects, for new environmental information to come to the attention of the FAA. Likewise, it is not uncommon for an airport sponsor to propose and make design refinements to - previously-approved projects as those projects proceed towards the construction phase. This is particularly true when the airport development plan involves multiple separate projects proposed to be completed in several stages over a lengthy period of time. At 40 CFR Part 1500, the Council on Environmental Quality (CEQ) has promulgated regulations for implementing the procedural provisions of the National Environmental Policy Act. Section 1501.9(c)(1) provides that an agency shall prepare supplements to final environmental impact…
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