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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.

TagAlternative Fuels(13)

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  • Commercial Ship Puget Sound 12232025 1 154723
    2025-12-28

    Behind Puget Sound shipping industry’s push for cleaner fuel

    By Tom Banse Salish Current From his getaway cabin on San Juan Island, Fred Felleman has a clear view of the international shipping lanes of Haro Strait. The wide variety of big ships passing by are not just a photogenic curiosity for Felleman. They’re a personal and professional preoccupation. “I’m an avid ship-spotter,” said Felleman, a
    CategoriesFrom The Web TagsAlternative Fuels, Port Of Seattle, Seattle Times, Shipping
  • 2025-12-09

    Commercial Aviation Work Group Meeting Agenda – December 9, 2025

    Meeting agenda for the Commercial Aviation Work Group covering consultant introductions, strategic work plan discussions, review of ESSB 5161, and research needs including Advanced Air Mobility, Sea-Tac capacity, and aerospace employment trends. The meeting includes a tour of Boeing Field for CAWG members.
    TagsAdv, Air Transportation Commission, Airport, Alternative Fuels, Aviation Committees, CAWG, Second Airport
  • 55Ad5Ae1Aedf4459481A18A32374890Dc8D67A4E Pdf
    2025-12-09

    Commercial Aviation Work Group Meeting Agenda – December 9, 2025

    Meeting agenda for the Commercial Aviation Work Group covering consultant introductions, strategic work plan discussions, review of ESSB 5161, and research needs including Advanced Air Mobility, Sea-Tac capacity, and aerospace employment trends. The meeting includes a tour of Boeing Field for CAWG members.
    CategoriesKey Documents, Regular Events TagsAdvanced Air Mobility, Air Transportation Commission, Airport, Alternative Fuels, Aviation Committees
  • 2025-10-29

    SAF Pathway Comparison Chart

    A comparison chart showing different Sustainable Aviation Fuel (SAF) pathways including HEFA-SPK, FT-SPK, Alcohol-to-Jet, and Power-to-Liquid/e-fuels. The chart compares feedstock sources, emissions reduction potential, scalability, and implementation notes for each pathway.
    CategoriesExplainers TagsAlternative Fuels, Aviation Emissions, Aviation Fuel
  • 2025-02-21

    Air France Aircraft Sustainable Aviation Fuel Refueling Operation

    Image shows an Air France aircraft being refueled with Total’s sustainable aviation fuel (SAF) at an airport. Ground crew in high-visibility vests are overseeing the fuel truck operation, demonstrating the implementation of sustainable aviation fuel in commercial airline operations.
    Tagsaircraft, Airline Industry, Alternative Fuels, Aviation Fuel
  • 2024-05-18

    2025 Federal Aviation Reauthorization Wins for Washington – Alternative Aviation Fuel Investments

    Announcement of provisions in the 2025 Federal Aviation Reauthorization bill focused on advancing aviation technology and sustainability through the Airport Improvement Program. The bill includes studying electric and hydrogen-powered aircraft integration, expanding alternative fuels research, and developing coordinated strategies for new aviation fuel systems to protect airport communities.
    CategoriesLegislation, Press Release TagsAdam Smith, AIP, Airport Improvement Program, Alternative Fuels, Aviation Emissions, Aviation Fuel
  • 2024-05-18

    2025 Federal Aviation Reauthorization Wins for Washington – Protecting Airport Communities

    Announcement about the 2025 Federal Aviation Reauthorization Act focusing on sustainable and reliable aviation. The legislation includes provisions for researching alternative aviation fuels like hydrogen and electric power, as well as efforts to improve energy efficiency at airports.
    CategoriesLegislation, Press Release TagsAdam Smith, Airport, Alternative Fuels, Aviation Emissions, Aviation Fuel
  • 2024-04-13

    Climate Protest Signs with Fossil Free Future Theme

    Image shows protesters holding signs with environmental and climate activism messaging, including ‘Fossil Free Future’ banners with artistic designs. The demonstration appears to be taking place in an urban setting with tall buildings in the background.
    CategoriesEvents TagsActivism, Alternative Fuels, Aviation Emissions
  • 2023-08-13

    Electric Aircraft with Multiple Rotors on Airport Tarmac

    Image shows a white electric aircraft with multiple rotors positioned on an airport tarmac with a person walking nearby. The aircraft appears to be an advanced air mobility or eVTOL vehicle with registration N802AX visible on its fuselage.
    TagsAdvanced Air Mobility, aircraft, Airport, Alternative Fuels
  • 2023-03-05

    Aircraft Size Comparison – A320, A321, and Transcontinental/Transatlantic H2 Aircraft

    Technical diagram showing side-by-side size comparison of four aircraft types: Airbus A320, A321, and two variants of hydrogen-powered aircraft designed for transcontinental and transatlantic routes. The diagram illustrates the relative scale and configuration differences between conventional and hydrogen aircraft designs.
    CategoriesExplainers TagsAirbus, aircraft, Alternative Fuels, Aviation Emissions

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Upcoming Events

  • Port of Seattle Commission Meeting – Resolution No. 3848
    Add to CalendarMTuesday Apr 28: 12:00am
    Port of Seattle

    Agenda Item 10b Resolution No. 3848: Port of Seattle Participation in City of Bellevue Tax Increment Area Approval of the Port’s participation in the city of Bellevue’s tax increment area, as authorized under RCW 39.114.020. Key Points: Authorization for City of Bellevue to enact increment area up to $500,000,000 in combined assessed valuation if connected

    [...]
  • 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.

    [...]

[See all...]


Help study childhood asthma. Get free HEPA filter!

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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!

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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