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STNI

STNISea-Tac Noise.Info

  • Solve for Sea-Tac. Solve for every airport.
  • Since 2016, working to obtain justice for everyone living under the flight path.
  • Less Noise. Cleaner Air. Better Public Health. Compensation.
  • Everything you think you know about the airport is wrong.

TagSAMP(650)

Articles tagged with the Sustainable Airport Master Plan.

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  • Sea Tac Airport Construction 10212025 1 122625
    2025-10-22

    Sea-Tac Airport moves closer to a new terminal

    By Lauren Rosenblatt Seattle Times business reporter Seattle-Tacoma International Airport is one step closer to opening a new terminal, part of the airport’s master plan to accommodate millions of passengers moving through the crowded airfield. The Federal Aviation Administration last month approved 31 projects at Sea-Tac to help the airport keep up with an expected
    CategoriesFrom The Web TagsSAMP, Sea-Tac Airport
  • 2025-10-14

    Port of Seattle Commission 2026 Budget / SAMP briefings

    Port of Seattle Commission discusses 2026 budget & SAMP. Aviation thriving with stable cost per passenger. SAMP got 125+ supportive comments vs 2 opposed. Environmental review weakened.
    CategoriesNews Stories TagsPort Of Seattle Commission, SAMP
  • 2025-10-14

    Sustainable Airport Master Plan Near-Term Projects Update

    Port of Seattle presentation updating on the FAA’s completion of NEPA Environmental Assessment for 31 proposed SAMP projects, finding no significant environmental impact. Covers regional growth driving air travel demand, project details, and next steps including Port-led environmental review and public engagement.
    TagsFAA, NEPA, Port Of Seattle, SAMP, Sea-Tac Airport, Sustainable Airport Master Plan
  • 2025-10-13

    Des Moines City Council Airport Advisory Committee: Agenda and Draft Minutes, October 13, 2025

    The Des Moines City Council Airport Advisory Committee met on September 8, 2025, discussing community outreach survey options, a update on the Sustainable Airport Master Plan (SAMP) presented at a recent City Council meeting, and an update on the SEA Stakeholder Advisory Round Table (StART), a body focused on Sea-Tac Airport noise and related policy issues. The committee approved the previous meeting's minutes in a 3-0 vote. A follow-up meeting was scheduled for October 13, 2025, with agenda items including a StART representative appointment, citizens' complaints, and further SAMP updates.
    TagsAdvisory Committees, City Of Des Moines, Des Moines Aviation Advisory Committee, SAMP, StART
  • 2025-10-13

    Des Moines City Council Airport Advisory Committee: Agenda and Draft Minutes, October 13, 2025

    Agenda for the Des Moines City Council Airport Advisory Committee meeting on October 13, 2025, held at City Council Chambers at 4:00 PM, including attached draft minutes from the September 8, 2025 meeting. Agenda items include approval of September 8 minutes, StART (SEA Stakeholder Advisory Round Table) representative appointment, citizens’ complaints/emails, SAMP (Sustainable Airport Master
    TagsAdvisory Committees, City Of Des Moines, Des Moines Aviation Advisory Committee, SAMP, StART
  • 2025-10-13

    Port Commission briefing SAMP: SEPA Includes Additional Analyses

    A presentation slide titled 'SEPA Includes Additional Analyses' lists environmental review topics covered under the State Environmental Policy Act (SEPA), including Earth, Air, Water, Plants and Animals, Energy and Natural Resources, Environmental Health, Land and Shoreline Use, Transportation, Public Services and Utilities, Climate, Environmental Justice, and Cumulative Impacts. A footnote notes that Climate, Environmental Justice, and Cumulative Impacts were removed from the NEPA Final EA, highlighting differences between state and federal environmental review processes relevant to Sea-Tac Airport proceedings.
    TagsEnvironmental Review, Port Of Seattle Commission, SAMP, Sea-Tac Airport, SEPA
  • 2025-10-08

    Port of Seattle SAMP Webinar

    Not deep. But a few good insights Airport Interim Aviation Director Arif Ghouse was joined by SAMP Environment Manager Steve Rybolt and Landrum & Brown’s Sarah Potter for a one hour and fifteen minute Q&A on the FAA’s recent Sustainable Airport Master Plan Record Of Decision. Both have been working on the project for many
    CategoriesNews Stories TagsSAMP, webinar
  • 2025-09-30

    HCM Signalized Intersection Capacity Analysis: SR 509 SB Ramps, NB SR 509 Ramps, and Des Moines Way S at S 128th St — 2032 No Action PM Peak

    This traffic engineering report analyzes three signalized intersections along S 128th Street near SR 509 in the Sea-Tac area under projected 2032 No Action conditions during the PM peak hour. The study finds that the SR 509 ramp intersections are operating well over capacity, with an Intersection Capacity Utilization of 104.6% and an ICU Level of Service G, while the Des Moines Way S intersection operates more acceptably at 63.3% ICU. Overall intersection control delays range from approximately 19 to 27 seconds, with most approaches functioning at Level of Service B or C.
    TagsDes Moines, Environmental Impact Statement, NEPA, SAMP, SR509, Sustainable Airport Master Plan, WSDOT
  • 2025-09-30

    HCM Signalized Intersection Capacity Analysis: SR 509 SB Ramps, NB SR 509 Ramps, and Des Moines Way S at S 128th St — 2032 No Action PM Peak

    This traffic engineering report analyzes three signalized intersections along S 128th Street near SR 509 in the Sea-Tac area under projected 2032 No Action conditions during the PM peak hour. The study finds that the SR 509 ramp intersections are operating well over capacity, with an Intersection Capacity Utilization of 104.6% and an ICU Level of Service G, while the Des Moines Way S intersection operates more acceptably at 63.3% ICU. Overall intersection control delays range from approximately 19 to 27 seconds, with most approaches functioning at Level of Service B or C.
    TagsDes Moines, Environmental Impact Statement, NEPA, SAMP, SR509, Sustainable Airport Master Plan, WSDOT
  • 2025-09-29

    Appendix I: Natural Resources & Energy Supply — Bonneville Power Administration Strategic Plan Progress Update 2018–2023

    The Bonneville Power Administration's 2018–2023 Strategic Plan Progress Update outlines the agency's efforts to improve its financial health, modernize its power grid assets, and better serve customers across the Pacific Northwest. The plan identifies five strategic goals, including strengthening financial performance, providing competitive power products, and valuing its workforce. This update, issued nearly three years after the original 2018 plan, documents accomplishments and highlights areas needing further attention.
    TagsEnergy, NEPA, SAMP, strategic plan, Sustainable Airport Master Plan

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  • StART SEA Stakeholder Advisory Round Table
    Add to CalendarMWednesday Aug 26, 5:00pm - 7:00pm
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    START meetingagenda 2026826 final 0 pdf

    Meeting Objectives Introduce the primary feedback themes identified by StART members regarding StART’s Operating Procedures and determine areas that may warrant future discussion. 5:00 PM – Welcome Meeting Management Welcome Lead: Andrés Mantilla, Facilitator, Uncommon Bridges; Wendy Reiter, Airport Managing Director, POS 5:15 PM – Dinner: All participants eat. 5:30 PM – StART Operating Procedures

    [...]
  • Commercial Aviation Work Group
    Add to CalendarMThursday Sep 3, 10:00am - 1:30pm
    Virtual Meeting (Zoom)
    Cawg agenda sep 3 26 virtual pdf

    Meeting Agenda 10:00 a.m. – 10:15 a.m. | Welcome – Evan Nordby, Chair a. Introductions and Agenda Reviewb. Status of appointments and non-voting member invitationsc. Other updates as necessary 10:15 a.m. – 11:00 a.m. | Is it practical and legal to operate the western Washington [Puget Sound] airports as a single airport system? – Consultant

    [...]

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Issues

Sea-Tac Airport is currently undergoing the largest and longest expansion in its history, collectively known as the Sustainable Airport Master Plan (SAMP). Some of it you can already hear, but you’re probably not aware of what it all means. Here’s what you need to know.
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Read This!

As the source for federal transportation grants, the Puget Sound Regional Council was charged with developing a system to meet the growing need for commercial aviation. When the search for a second airport failed, they authorized the Port of Seattle to build the Third Runway, with a mandate to develop a noise abatement and mitigation program. In their effort to stop the Third Runway, the ACC argued over every detail of the Port's efforts--including property buyouts and sound insulation. The dispute was meant to be settled by a three member Expert Arbitration Panel. This is their final report. It finds 2-1, that the Port's program was insufficient in several respects. Despite that, funding for the Third Runway was approved by the PSRC, and the 'Port Package' program, proceeded largely unchanged. Expert Arbitration Panel's final decision finding that the Port of Seattle had not shown sufficient reduction in real on-the-ground noise impacts to satisfy noise reduction conditions required for approval of a third runway at Sea-Tac International Airport. The majority decision concluded the Port's noise abatement programs were insufficient despite being impressive in scope.
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