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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.

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  • 2025-03-29

    DCA terminal and control tower with Washington Monument

    This image shows Ronald Reagan Washington National Airport (DCA), identifiable by its distinctive scalloped terminal roof design and air traffic control tower. The Washington Monument is visible in the background, and a departing aircraft can be seen in the sky. This facility is located in Arlington, Virginia, not associated with Sea-Tac Airport.
    TagsAir Traffic Control, aircraft, Airports, Reagan National Airport
  • 2025-03-01

    Crowd Gathers Around Twin-Engine Turboprop at Moses Lake Airport

    A crowd of people, many in blue uniforms and some in yellow safety vests, gather around a white twin-engine turboprop aircraft on the tarmac at Moses Lake Airport. The terminal building displays a 'Welcome to Moses Lake' sign in the background.
    CategoriesEvents Tagsaircraft, Airports, Aviation International News, Moses Lake
  • 2025-02-14

    Washington State Air Pollution Map – Airport Communities

    A map of Washington State identifying 16 communities with elevated cumulative criteria air pollution levels, including locations such as Spokane, Tacoma, Seattle, Yakima Valley, and Vancouver. The map uses a shading gradient to indicate highest to lowest pollution levels, with numbered red markers pinpointing each named community.
    CategoriesExplainers, Resources TagsAir Quality Monitors, Airport Communities Coalition, Airport Impacted Communities Act, airport issues, Airports, Aviation Emissions
  • DCA terminal interior with arched roof and American flag

    Interior of Ronald Reagan Washington National Airport (DCA), showing the distinctive yellow steel arched roof structure and large hanging American flag in the main terminal hall. The architecture and design are characteristic of the airport's terminal building, located in Arlington, Virginia, near Washington D.C.
    TagsAirports, Reagan National Airport
  • 2024-11-24

    Sea-Tac Airport Terminal Interior

    Passengers ride escalators beneath a large latticed wooden sculpture suspended from the ceiling at Seattle-Tacoma International Airport (SEA). Visible signage includes directional signs for Baggage Claim, Ground Transportation, and Gates, as well as the 'SEA our culture' branding and retail storefronts.
    TagsAirport, Airports
  • 2024-11-08

    RECAT-EU European Wake Turbulence Categorisation and separation minima on approach and departure

    This document presents the European Wake Turbulence Categorisation and Separation Minima on Approach and Departure (RECAT-EU) system, available for operational deployment. It provides information about deployment benefits, including the possibility to operate partial or hybrid versions combining RECAT-EU with ICAO legacy minima.
    TagsAir Traffic Control, Airports, ICAO, Wake Recat
  • Eurocontrol recat eu edition 2 0 pdf
    2024-11-08

    Recat-eu european wake turbulence categorisation and separation minima on approach and departure

    This document presents the European Wake Turbulence Categorisation and Separation Minima on Approach and Departure (RECAT-EU) system, available for operational deployment. It provides information about deployment benefits, including the possibility to operate partial or hybrid versions combining RECAT-EU with ICAO legacy minima.
    TagsAir Traffic Control, Airports, ICAO, Wake Recat
  • Lufthansa airplanes

    Multiple Lufthansa Airlines aircraft are parked at terminal gates, displaying the carrier's distinctive navy blue livery and yellow crane logo on the tail fins. Visible tail registration codes include 'SX' and 'SZ'; ground support vehicles and airport infrastructure are visible in the background.
    Tagsaircraft, Airline Industry, Airports
  • 2024-10-01

    Airport Improvement Magazine, October 2024: Runway & Ramp Special Edition

    The October 2024 special edition of Airport Improvement magazine covers runway and ramp safety projects at airports across the United States, including Seattle-Tacoma International Airport's transition to PFAS-free firefighting foam. The Seattle-Tacoma article focuses on cleaning PFAS contamination from firefighting vehicles, reflecting broader efforts to eliminate hazardous fluorine-based chemicals from airport operations. Additional stories cover FAA technology deployments, taxiway reconstruction, and airfield safety improvements at airports nationwide.
    TagsAirport Improvement Magazine, Airports, FAA, PFAS, Sea-Tac Airport
  • 2024-07-15

    Seattle-Tacoma Airport Historical Aviation Formation Flight

    A formation of military aircraft flies over the newly constructed Seattle-Tacoma Airport terminal building, as seen in this black-and-white photograph. The Art Deco-style terminal with its control tower is clearly identified by the 'Seattle-Tacoma Airport' signage on the facade.
    CategoriesHistory Tagsaircraft, Airport, Airports, Aviation International News

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Upcoming Events

  • StART SEA Stakeholder Advisory Round Table
    Add to CalendarMWednesday Aug 26, 5:00pm - 7:00pm
    Zoom (Virtual Meeting)
    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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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!

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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