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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.

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  • HB1791-2023 (Second airport siting post CACC)

    New legislation put forward to address aviation demand in Washington State. This bill anticipates that the CACC will not provide a viable second airport recommendation.
    CategoriesLegislation TagsCACC, HB1791, Second Airport
  • State Rep: ‘None of these locations are suitable’ for a future airport

    JASON RANTZ Feb 3, 2023, 6:02 PM | Updated: Feb 4, 2023, 11:56 am Alaska Airlines planes are pictured at Seattle-Tacoma International Airport the day after Horizon Air ground crew member Richard Russell took a plane from the airport in Seattle, Washington on August 11, 2018. (Photo by Jason Redmond / AFP via Getty Images) BY FRANK SUMRALL MyNorthwest
    CategoriesFrom The Web TagsCACC, Jason Rantz, MyNorthwest, Second Airport, Tom Dent
  • State planners mention Yakima as ‘willing partner’ in new airport

    By  Joel Donofrio Yakima Herald-Republic Yakima’s interest in using its airport to relieve crowding at Seattle-Tacoma International Airport has the attention of state transportation officials. Amid airspace congestion reports and considerable opposition from west side cities and counties to a new airport, Rob Hodgman, the Washington State Department of Transportation senior aviation planner, said one
    CategoriesFrom The Web TagsCACC, Seattle Times, Second Airport, Yakima Herald
  • It won’t be easy, but WA can launch the airport of the future

    By  Tom Dent  and  Karen Keiser Special to The Times We are at the start of the greatest transformation in flight since the development of the jet engine. It is not going to happen overnight, and we won’t see large, emissions-free commercial aircraft anytime soon, but like what we have witnessed with space exploration, technological
    CategoriesFrom The Web TagsCACC, Commercial Aviation Coordinating Commission, Karen Keiser, Second Airport, Tom Dent
  • Seattle needs a new Sea-Tac-sized airport. No one wants it near them

    1 of 8 | Jeremy Foust, owner of Left Foot Farm in Eatonville, pauses before feeding his goats. Foust’s goat farm falls inside the circle identified as a possible airport site. (Karen Ducey / The Seattle Times) By  Dominic Gates  Seattle Times aerospace reporter By 2040, Western Washington will need another large airport. State officials
    CategoriesFrom The Web TagsBruce Dammeier, CACC, Dominic Gates, Seattle Times, Second Airport, WSDOT
  • 2022-10-16

    Boy, do we hate being right…

    I wrote the following article in 2018: *Why There Is No Second Airport In Site I’m throwing up that old news in light of the fact that yesterday, the Commercial Aviation Coordinating Commission (CACC) met its statutory obligation to deliver a recommendation on a ‘second airport’, basically by punting a final decision into 2023 which
    CategoriesChange The Culture TagsCACC, Commercial Aviation Coordinating Commission, Second Airport
  • Why prospects that Pierce, Thurston could be home to new 2-runway airport just improved

    By Shea Johnson Updated September 26, 2022 10:09 AM Two rural expanses of land in Pierce County are among three so-called “greenfield” sites still under consideration for a new airport after a state Legislature-created group on Friday narrowed down options for where it will recommend establishing flight operations to accommodate growing passenger and cargo traffic
    CategoriesFrom The Web TagsCACC, Commercial Aviation Coordinating Commission, News Tribune, Pierce County, Second Airport, Thurston County
  • Commercial Aviation Coordinating Commission Meeting 09/23/2022

    “Greatest Public Benefit” is a concept that has been devastating for airport communities. It means that, as they say on Star Trek, “the needs of the many outweigh the needs of the one”. The discussion of compensation and mitigation is always the lowest priority. This makes any commercial airport a de facto sacrifice zone. The
    CategoriesFrom The Web TagsCACC, Commercial Aviation Coordinating Commission, Pierce County, Second Airport, Thurston County
  • Skagit County no longer being considered for a commercial airport

    The two Skagit County sites being considered for a new commercial airport were taken off the state Commercial Aviation Coordinating Commission’s list Friday. The commission had been looking into 10 possible sites for a new airport. The sites on the list are what are called greenfield sites — undeveloped, commonly agricultural land that is sought
    CategoriesFrom The Web TagsCACC, Commercial Aviation Coordinating Commission, Skagit Valley Herald
  • CACC Online Open House and Virtual Public Meeting

    The online open house received nearly 60,000 page views from an estimated 20,000 users. Of users, 1,121 provided their zip codes. Most users were from Washington state, with one participant from outside of Washington. The highest number of participants was from King County (392), followed by Thurston (209), Skagit (177), Pierce (143), and Snohomish (93)
    TagsCACC, Commercial Aviation Coordinating Commission, Open House

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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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