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STNI
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.

TagGreener Skies(22)

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  • Appendix K AgencyCoordination

    Appendix K AgencyCoordination
    TagsGreener Skies
  • GreenerSkies Appendix J EndangeredSpecies

    GreenerSkies Appendix J EndangeredSpecies
    TagsGreener Skies
  • GreenerSkies FONSI ROD signed

    TagsGreener Skies
  • Screen Shot 2012 09 14 at 5.21.15 PM

    TagsGreener Skies
  • vTFCQVDfpjAtQMX 800×450 noPad

    TagsGreener Skies
  • 10222018 Plane Noise 120629
    2018-10-25

    As Sea-Tac Airport traffic booms, distant neighborhoods are noisy despite FAA plan

    Sea-Tac Airport traffic is growing rapidly and set to expand further as the region’s economy booms. But in cities from Shoreline to Des Moines, airplane noise is raising increased concern among residents. Promised relief from a project called “Greener Skies over Seattle” never materialized. By Dominic Gates Seattle Times aerospace reporter After more than two
    CategoriesFrom The Web TagsGreener Skies, NextGen, Seattle Times
  • Seatimes 2018 Greener Skies Not Implemented Air Traffic W
    2018-09-24

    Seattle Times 24 hours of arrivals at Sea-Tac Greener Skies not implemented on west side of zipper merge

    Flight tracking visualization showing arrival patterns at Seattle-Tacoma International Airport on September 24, 2018, illustrating how aircraft approach paths have not implemented the Greener Skies plan for westside arrivals. The map demonstrates that most planes fly up to 15 miles north before turning south to the airport instead of turning over Elliott Bay and downtown
    TagsFlight Tracks, Greener Skies, NextGen, Sea-Tac Airport, Seattle Times
  • FAA – NextGen Briefing to Port Of Seattle (04/25/17)

    Explains the basics of NextGen and Greener Skies. Presented by David Suomi and Steve Karnes, Senior Technical Advisor, Operations Support Group, Western Service Center
    TagsFAA, Greener Skies, NextGen, Port Of Seattle
  • FAA Report to Congress — Greener Skies Project

    As required by Sec. 225 of the FAA Re-Modernization Act Of 2012. Describes how the Greener Skies Over Seattle project became NextGen. This report covers the strategy of the Federal Aviation Administration (FAA) for implementing, on an accelerated basis, the Next Generation Air Transportation System (NextGen) operational capabilities produced by the “Greener Skies over Seattle”
    TagsFAA, Greener Skies, Michael Huerta, NextGen
  • STOP THE NOISE! Ears and a Voice for Beacon Hill & SE Seattle Citizens

    Erik Stanford started this petition to Federal Aviation Administration & Port of Seattle Beacon Hill and Southeast Seattle have 80,000 residents. The community has the city’s largest populations of children, the elderly, disabled persons, people of color, and first-generation Americans who do not speak English as their first language. We are impacted by THREE airports; Renton Airport,
    CategoriesFrom The Web TagsBeacon Hill, Change.org, Greener Skies

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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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