This 1996 Final Environmental Impact Statement, prepared by the Port of Seattle and the Federal Aviation Administration, evaluates the environmental effects of proposed development projects at Seattle-Tacoma International Airport, including the construction of a third parallel runway, terminal expansions, and parking improvements planned for completion between 1996 and 2020. The document assesses a range of impacts such as noise, air quality, wetlands, and floodplains affecting surrounding communities. Appendix C specifically addresses noise impacts resulting from the proposed airport expansion alternatives.Open full document
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This Final Environmental Impact Statement (EIS), prepared by the Port of Seattle and the FAA, assesses the impacts of proposed development actions at Seattle-Tacoma International Airport under the Master Plan Update. Key proposed actions include construction of a third parallel runway, extension of Runway 34R, terminal improvements, parking expansion, and South Aviation Support Area development. The document covers noise impacts and other environmental effects including wetlands, floodplains, air quality, and social impacts for the 1996-2020 development period.