EXH1075040435

PCHBPollution Control Hearings Board of the State of Washington

! Airport have been met. PSRC made this decision as a result of the three year "'Flight Plan" study which evaluatedarangeofpotentialoptionsforaddressingtheregion'slong-termairtravelneedsandbasedon asubsequentsixmonthreviewprocess. The firstconditionforPSRC runwayapprovalwas fulfilledon October27, 1994 withthePSRC ExecutiveBoardadoptionofResolutionEB-94-01whichconcludedthat"thereareno feasiblesitesfora majorsupplementalairportwithinthefour-countyregion."Thisfindingwas basedon PSRC evaluation and publicreviewof twenty-sixexistingand potentialnew airportsites. A number of technical documentsthatwerepreparedaspartofthiseffortwillbesuppliedtotheArmy CorpsofEngineersin Seattle-Tacoma InternationalAn'port PO.Box68727 Seattle WA 98168 U.S.A TEL_ 703433 FAX _06) 431.._12 ® AR 040435 1075 .... i support of this determination. Included in these studies were consideration of the wetland and natural resource impacts associated with a supplemental or replacement airport. The studies indicated that a supplemental or replacement airport would result m greater wetland impacts than would occur through k development of a third runway at Sca-Tac AL-pon. The secondconditionwas fulfilledm 1995 when aftera yearof review,the independentPSRC Expert I Panel(Panel)determinedthata range of demand and system management measures would neither obviatenor deferthe need forthethirdrunway. The Panel'sspociflcfindingsarediscussedinwritten documentsitreleasedonJuly27, 1995 and December 8,1995. The thirdconditionwas fulfilledin1996 | when the PSRC General Assembly adopted ResolutionA-96-02 which amends the Metropolitan III TransportationPlan (MTP) to includea thirdrunway with additionalnoisereductionmeasures. The PSRC GeneralAssembly adoptedthisresolutionby a voteof84% m favor. I 2. EnvironmentalImpact Statement | In February 1996, the Federal Aviation Administration {'FAA) and the Port of Seattle issued a joint | National Environmental Policy Act (NEPA) and Sham Environmental Policy Act (SEPA) Final EIS for theproposedimprovements.The U.S.Army Corps ofEngineerswas a cooperatingagency on theF_.IS. | The FinalEIS presentedtheimpactsof theproposedMasterPlan Update improvements by examining I impactsto24 environmentaland socialconditions. The following four purpose and need stamnmnts were defined in the Final Environmental Impact…
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