• 1997-02-06 19:09

    Sea-Tac International Airport Impact Mitigation Study (HOK)

    The Helmuth, Obata Kassabaum study, referred to as ‘HOK’, began as an individual community grant application by the City of Burien. Understandably it became associated with the ACC (plaintiffs in lawsuits attempting to stop the Third Runway) and a response to the defects of the Third Runway EIS. However, this was an independent effort, put
  • 1997-01-01 00:00

    Considering Cumulative Effects Under the National Environmental Policy Act

    A handbook by the Council on Environmental Quality providing guidance on analyzing cumulative effects in NEPA environmental assessments and impact statements. It presents practical methods for addressing coincident effects of related activities and outlines principles for proper scoping and boundary-setting in cumulative effects analysis.
  • 1997-01-01 00:00

    Considering Cumulative Effects Under NEPA (Executive Summary)

    A handbook by the Council on Environmental Quality providing framework and methods for analyzing cumulative effects in environmental assessments and impact statements under NEPA. The document outlines principles, steps, and data sources for cumulative effects analysis but does not establish new legal requirements.
  • 1996-02-01 18:37

    Sea-Tac Airport Final EIS, Feb. 1996, Vol. 1 of 7

    This statement is submitted for review pursuant to the requirements of Section 102(2)(C) of the National Environmental Policy Act of 1969 (42 U.S.C. 4321 et seq); E.O. 11990, Protection of Wetlands; E.O. 11998, Floodplain Management; the USC Subtitle VII; 42 U.S.C. 7401 et seq; 49 U.S.C. 47101 et seq; Washington State Environmental Policy Act (RCW 43.210); and other applicable laws. The proposed action will impact the 100-year floodplain as indicated on the Federal Emergency Management Agency's Flood Insurance Rate Map. This Environmental Impact Statement (EIS) is a combined National Environmental Policy Act and Washington State Environmental Policy Act (SEPA) docunient. With regard to SEPA requirements, this EIS represents the second step of a phased environmental review which began with publication d the 1992 Flight Plan Final EIS, which assessed alternatives for addressing regional aviation needs. This Final EIS also contains the draft conformity statement, as required by the Clean Air Act amendments. The Port of Seattle, operator of Seattle-Tacoma International Airport, has prepared a Master Plan Update for the Airport. The Plan shows the need to address the poor weather operating capability of the Airport through the development of a third parallel runway (Runway 16W34X) with a length of up to 8.500 feet, separated by 2,500 feet from existing Runway 16U34R, with associated taxiways and navigational aids. Other development needs include: extension of Runway 34R by 600 feet; establishment of standard Runway Safety Areas for Runways 16Rl34L and 16U34R; development of a new air traff~c control tower; development of a…
  • 1996-02-01 00:00

    Sea-Tac Airport Final EIS, Feb. 1996, Vol. 2 of 7

    This statement is submitted for review pursuant to the requirements of Section 102(2)(C) of the National Environmental Policy Act of 1969 (42 U.S.C. 4321 et seq); E.O. 11990, Prorection of Wetlands; E.O. 11998, Floodplain Management; the USC Subtitle VII; 42 U.S.C. 7401 et snq; 49 U.S.C. 47101 et seq; Washington State Environmental Policy Act (RCW 23.21C); and other applicable laws. The proposed action will impact the 100-year floodplain as indicated on the Federal Emergency Management Agency's Flood Insurance Rate Map. This Environmental Impact Statement (EIS) is a combined National Environmental Policy Act and Washington Plate Environmental Policy Act (SEPA) document. With regard ta SEPA requirements, this EIS represents the secon? ..tw d .- pmsed environmental review which began with publication of the 1992 Flight Plan Final EIS, which assessed alternatives for addressing regional aviation needs. This Final EIS also contains the draft conformity statement, as required by the Clean Air Act amendments. The Port of Seattle, operator of Seattle-Tacoma International Airport, has prepared a Master Plan Update for the Airport. The Plan shows the need to address the poor weather operating capability of the Airport through the development of a thi:d parallel runway (Runway 16W34X) with a length of up to 8,500 feet, separated by 2,500 feet from existing Runway 16U34F4, with associated taxiways and pavigational aids. Other development needs include: extension of Runway 34R by 600 feet; establishment of standard Runway Safety Areas for Runways 16R134L and 16U34R; development of a new air traffic control tower: development of a…
  • 1996-02-01 00:00

    Sea-Tac Airport Final EIS, Feb. 1996, Vol. 3 of 7

    This statement is submitted for review pursuant to the requirements of Section 102(2)(C) of the National Environmental -' , Policy Act of 1969 (42 U.S.C. 4321 et seq); E.O. 11990, Protection of Wetlands; E.O. 11998, Floodplain Management; the " '49 USC Subtitle VII; 42 U.S.C. 7401 et seq; 49 U.S.C. 47101 et seq; Washington State Environmental Policy Act (RCW * , ' 43.21C); and other applicable laws. The proposed action will impact the 100-year floodplain as indicated on the Federal Emergency Management Agency's Flood Insurance Rate Map. This Environmental Impact Statement (EIS) is a combined National Environmental Policy Act and Washington State Environmental Policy Act (SEPA) document. With regard to SEPA requirements, this EIS represents the second step of a phased environmental review which began with publication of the 1992 Flight Plan Final EIS, which assessed alternatives for addressing regional aviation needs. This Final EIS also contains the draft conformity statement, as required by the Clean Air Act amendments. The Port of Seattle, operator of Seattle-Tacoma International Airport, has prepared a Master Plan Update for the Airport. The Plan shows the need to address the poor weather operating capability of the Airport through the development of a third parallel runway (Runway 16X134X) with a length of up to 8,500 feet, separated by 2,500 feet from existing Runway 16U34R, with associated taxiways and navigational aids. Other development needs include: extension of Runway 34R by 600 feet; establishment of standard Runway Safety Areas for Runways 16W34L and 16L/34R; development of a new…
  • 1996-02-01 00:00

    Sea-Tac Airport Final EIS, Feb. 1996, Vol. 4 of 7

    This statement is submitted for review pursuant to the requirements of Section 102(2)(C) of the National Environmental. Policy Act of 1969 (42 U.S.C. 4321 et seq); E.O. 11990, Protection of Wetlands; E.O. 11998, Floodplain Management; the - 49 USC Subtitle VII; 42 U.S.C. 7401 et seq; 49 U.S.C. 47101 et seq; Washington State Environmental Policy Act (RCW 43.21C); and other applicable laws. The proposed action will impact the 100-year floodplain as indicated on the Federal Emergency Management Agency's Flood Insurance Rate Map. This Environmental Impact Statement (EIS) is a combined National Environmental Policy Act and Washington State Environmental Policy Act (SEPA) document. With regard to SEPA requirements, this EIS represents the second step of a phased environmental review which began with publication of the 1992 Flight Plan Final EIS, which assessed alternatives for addressing regional aviation needs. This Final EIS also contains the draft conformity statement, as required by the Clean Air Act amendments. The Port of Seattle, operator of Seattle-Tacoma International Airport, has prepared a Master Plan Update for the Airport. The Plan shows the need to address the poor weather operating capability of the Airport through the development of a third parallel runway (Runway 16W34X) with a length of up to 8,500 feet, separated by 2,500 feet from existlng Runway 16L/34R, with associated taxiways and navigational aids. Other development needs include: extension of Runway 34R by 600 feet; establishment of standard Runway Safety Areas for Runways 16FU34L and 16U34R; development of a new air traffic control tower; development…
  • 1996-02-01 00:00

    Sea-Tac Airport Final EIS, Feb. 1996, Vol. 5 of 7

    This statement is submitted for review pursuant to the requirements of Section 102(2)(C) of the National Environmental Policy Act of 1969 (42 U.S.C. 4321 et seq); E.O. 11990, Protection of Wetlands; E.O. 11998, Floodplain Management; the USC Subtitle VII; 42 U.S.C. 7401 et seq; 49 U.S.C. 47101 et seq; Washington State Environmental Policy Act (RCVJ 43.21C); and other applicable laws. The proposed action will impact the 100-year floodplain as indicated on the Federal Emergency Management Agency's Flood Insurance Rate Map. This Environmental Impact Statement (EIS) is a combined National Environmental Policy Act and Wa~hington State Environmental Policy Act (SEPA) document. With regard to SEPA requirements. this EIS represents the second step of a phased environmental review which began with publication of the 1992 Right Plan Final EIS, which assessed alternatives for addressing regional aviation needs. Thii Final EIS also contains the draft conformity statement, as required by the Clean Air Act amendments. The Port of Seattle, operator of Seattle-Tacoma International Airport, has prepared a Master Plan Update for the Airport. The Plan shows the need to address the poor weather operating capability of the Airport through the development of a third parallel runway (Runway 16W34X) with a length of up to 8,500 feet, separated by 2,500 feet from existing Runway 16U34R, with associated taxiways and navigational aids. Other development needs include: extension of Runway 34R by 600 feet; establishment of standard Runway Safety Areas for Runways 16W34L and 16U34R; development of a new air traffic control tower; development of a…
  • 1996-02-01 00:00

    Sea-Tac Airport Final EIS, Feb. 1996, Vol. 6 of 7

    This statement is submitted for review pursuant to the requirements of Section 102(2)(C) of the National Environmental .-. Policy Act of 1969 (42 U.S.C. 4321 et seq); E.O. 11990, Protection of Wetlands; E.O. 11998, floodplain Management; the USC Subtitle VII; 42 U.S.C. 7401 et seq; 49 U.S.C. 47101 et seq; Washington State Environmental Policy Act (RCW 43.21C); and other applicable laws. The proposed action will impact the 100-year floodplain as indicated on the Federal Emergency Management Agency's Flood Insurance Rate Map. This Environmental lmpact Statement (EIS) is a combined National Environmental Policy Act and Washington State Environmental Policy Act (SEPA) document. With regard to SEPA requirements, this EIS represents the second step of a phased environmental review which began with publication of the 1992 Flight Plan Final EIS, which assessed alternatives for addressing regional aviation needs: This Final EIS also contains the draft conformity statement, as required by the Clean Air Act amendments. The Port of Seattle, operator of Seattle-Tacoma International Airport, has prepared a Master Plan Update for the Airport. The Plan shows the need to address the poor weather operating capability of the Airport through the development of a third parallel runway (Runway 16W34X) with a length of up to 8,500 feet, separated by 2,500 feet from existing Runway 16L/34R, with associated taxiways and navigational aids. Other development needs include: extension of Runway 34R by 600 fee!; establishiiient of standard Runway Safety Areas for Runways 16W34L and 16U34R; development of a new air traffic control tower; development of…