EXH1069038744

PCHBPollution Control Hearings Board of the State of Washington

CHAFTERS I THROUGH Vl, APPENDICES A - B This statement is subndtted for review pursuant to the mqulmments of _,S,___'_,_n.102(2)(C) of the National Environmental -_. PolicyAct of 1969 (42 U.S.C. 4321 et uo.); E.O. 11990, _ of Wetlands; E.O. 11998, Roodplain Management; _ 49 USC Subtile VII; 42 U.S.C. 7401 et Se¢l;,49 U.S.C. 47101 st BKI; WuNngton State EnvironmentalPolicy Act (RCW 1,. 43.21C); and otherapfl_cable laws. The propmmdacbon will knpact the 100-year ltoodplaJnas _ted on the Federal EmergencyManagementAgency's Flood Insurance Rate Map. This EnvironmentalImpact Statement (EIS) is a combined National EnvironmentalPolicyAct and Washington State EnvironmentalPolicy Act (SEPA) docurnenL With regard to SEPA requirements,this EIS representsthesecondstep of a phased onvi_l reviewwhich began withpublicationof the 1992 Right Plan Final EIS, which assessed alternativesfor a_ regional aviation needs. This Final EIS also containsthe draftconformitystatement,as requiredby the Clean AirActamendments. The Port of Seattle, operator of Seatl_-Tacoma InternationalAirport,has prepared a Master Plan Update for the AirporL The Plan showsthe naed to address the poorweather operalJngcapeddlityof ihe Akport _ _ _ _ a _ parallelrunway(Runway 16X/34X) witha kmglh of up to 8,500 feet, mrated by 2,500 feet from e;-_t_g Rurmmy16L/34R, wi_ associatedtaxiwaysand navigatk)nalaids. Other developmentneeds include:extension of Runway 34R by 600 feet; establishmentof standard Runway Safety Areas for Runways 16R/34L and 16L/34R; development of a new air traffic controltower;,developmentof a new norDtunitterminal, MainTerminal intprovenlentsand tenninal expanldon;parkingand access improvementsand expansion; dove_ of the Soulh Aviation Support Area for cargo and/or maintenance facilities, and relocation, redevelopment,and expansion of support facies. This Environmental Impact Statement assesses the impact of…
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