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STNI
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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(88)

Articles tagged with the Sustainable Airport Master Plan.

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  • 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
  • 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
  • 2025-09-26

    FAA Signs Off on SAMP NTP

    Finding of no significant impacts. 60 day appeal clock begins After an almost nine year process the Federal Aviation Administration (FAA) has issued its long-awaited Finding of No Significant Impact / Record of Decision (FONSI/ROD) for the Port of Seattle’s Sustainable Airport Master Plan Near-Term Projects (SAMP NTPs). This clears the way for construction on
    CategoriesNews Stories TagsSAMP
  • 2025-09-12

    Legal Services Agreement Regarding Issues Regarding Port of Seattle’s Sustainable Airport Master Plan (SAMP)

    Legal engagement letter from Leech Tishman Nelson Hardiman to the City of SeaTac for representation regarding the Port of Seattle’s Sustainable Airport Master Plan FONSI/ROD review and potential petition for review. The agreement outlines a $300,000 budget with $10,000 initial retainer and hourly billing rates.
    CategoriesKey Documents, Litigation TagsAirport, Airport Law, SAMP, seatac
  • 2025-01-21

    Burien Airport Committee Agenda – January 21, 2025

    Agenda for the Burien Airport Committee meeting on January 21, 2025, including SAMP updates, legislative reports, STAC4J and StART reports, and discussion of airport committee composition. Also includes draft minutes from the December 17, 2024 meeting covering SAMP comment process and multi-city response discussions.
    CategoriesKey Documents, Organizations TagsAirport Committees, Airport Community Ecology Fund, BAC, SAMP
  • 2024-11-21

    Fixing Sea-Tac: Much-Needed Airport Expansion is a Long Way Off

    ByMike Merritt November 21, 2024 The Port of Seattle is taking the next critical steps toward what will be Seattle-Tacoma International Airport’s last major expansion before it runs out of room. On Oct. 31, the Port published the federal environmental assessment of its Sustainable Airport Master Plan (SAMP), which analyzes the impacts and potential mitigation
    CategoriesFrom The Web TagsPost Alley, SAMP
  • SAMP Draft EA: Our running list of questions

    The one thing we hear over and over from community members re. the SAMP Draft EA is “What do I say?” “How do I get started?” We get it. One way we want to help is to provide some of our questions, which we’ll be updating frequently before submitting our full comment before the December
    TagsSAMP, SAMP Draft EA
  • 2024-11-04

    The Cost/Benefit Analysis

    Beyond the usual suspects in the SAMP Draft EA Comment Period During the Sustainable Airport Master Plan Draft EA Comment Period (SAMP) we know most people will focus on the noise and pollution. However, we also hope that readers, and especially cities, will focus on other areas which may prove just as useful in obtaining
    CategoriesChange The Culture TagsSAMP
  • 2024-10-31

    As Sea-Tac traffic grows, so does airport communities’ need for relief

    By Brian Davis Special to The Seattle Times The Port of Seattle has unveiled a new Sustainable Airport Master Plan for Seattle-Tacoma International Airport. The plan will enable a huge surge in passenger and cargo traffic over the next decade. Great for the Puget Sound economy. Terrible for thousands of people who live under the
    CategoriesFrom The Web TagsSAMP, Seattle Times
  • SAMP Draft EA: How to provide a great public comment

    1How to provide effective public comment by December 13, 2024 Because new ways for you to participate will likely become available, this article may be subject to updates. Introduction This is the second of a two-part article concerning the Sustainable Airport Master Plan Draft Environmental Assessment (SAMP Draft EA). If you’re looking for the short
    CategoriesExplainers TagsEIS, Environmental Impact Statement, SAMP, Sustainable Airport Master Plan

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Upcoming Events

  • Port of Seattle Regular Commission Meeting April 28, 2026
    Add to CalendarMTuesday Apr 28: 12:00pm
    17801 International Blvd, Seattle, WA 98158
    2026 04 28 RM Packet Pdf 1

    # New Business Items
    **Order No. 2026-04:** Directs Executive Director to explore a program facilitating secure area access for union business requirements at Seattle-Tacoma International Airport.

    **Resolution No. 3848:** Approves Port's participation in City of Bellevue's Tax Increment Area.

    **Fishermen's Terminal C-15 Building Improvements:** Authorization for Executive Director to approve funding to advertise and execute a major public works construction contract for project completion.

    [...]
  • StART (SEA Stakeholder Advisory Round Table) Meeting
    Add to CalendarMWednesday Apr 29, 5:00pm - 7:00pm
    Zoom Webinar
    Start Meetingagenda 2026429 Pdf 1

    - **SAMP Environmental Review**: Detailed comparison between SEPA Environmental Impact Statement and NEPA Environmental Assessment processes for Near-Term Projects
    - **Community Roundtable Updates**: Progress report on airport stakeholder engagement initiatives
    - **Next Steps**: Implementation timeline for environmental review findings

    **Notable Action Item:**
    Public comment period opened for stakeholder input on airport development plans.

    [...]
  • KCIA Vision 2045 Open House
    Add to CalendarMThursday May 14, 5:30pm - 7:30pm
    KCIA Flight Service Station, 6526 Ellis Ave. S. Seattle, WA 98108
    Kcia Boeing Field Beautyshotkcia

    King County International Airport-Boeing Field is at a pivotal moment, developing comprehensive plans that will determine its operations through 2045. The airport's Vision 2045 Airport Plan and Part 150 Study represent crucial strategic initiatives to balance safe, efficient operations with evolving aviation demands and community needs.

    Join airport officials on Thursday, May 14 (5:30-7:30 p.m.) at the KCIA Flight Service Station to discover the preferred alternative for the airport's future development. This isn't just another planning meeting—it's your opportunity to understand how proposed projects and improvements will directly impact aviation services, local operations, and surrounding communities.

    The Vision 2045 plan incorporates extensive stakeholder feedback and addresses critical infrastructure needs for future demand. Meanwhile, the Part 150 Study focuses on noise compatibility programs, ensuring community concerns remain central to planning decisions.

    With environmental analysis nearing completion and submissions to King County Council and the FAA approaching, this open house offers essential insights into decisions that will shape regional aviation for decades.

    Visit KCIAplanning.com for updates.

    [...]

[See all...]


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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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This is the first study to combine a one-year mobile monitoring campaign with PMF (Positive Matrix Factorization) analysis to simultaneously estimate source-specific air pollution exposures and emission factors of different vehicle types. This methodology can be extended to other metropolitan areas.
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