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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.

Category : Explainers(46)

Almost everything about every airport is complicated. And Sea-Tac Airport is more challenging than most. These short-form articles try to make things as simple as possible. Use them to branch off into deeper dives.

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  • One typical street. Thirteen Port Packages

    The changing demography of homes under the flight path Homes mitigated by sound insulation systems represent a large portion of the scarce and highly desirable middle-housing market in the three cities within the DNL65 (Burien, Des Moines, Seatac). This street of thirteen homes is typical of almost every street where people signed Avigation Easements and
    TagsPort Package Program Updates
  • The UnSustainable Airport Master Plan

    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 <em>hear</em>, but you’re probably not aware of what it all means. Here’s what you need to know.
    TagsSAMP, Sustainable Airport Master Plan
  • Why did the City of Des Moines rescind its sound code in 2012?

    At their April 26, 2012 meeting, the Des Moines City Council voted to remove any sound reduction requirements from its building code via (Ordinance #1539). This is exceptional given the fact that the two other cities in the area which had similar building code did not follow suit. At the time, the City Council would
    CategoriesExplainers TagsCity Of Des Moines, Port Packages
  • 2024-01-25

    Airplane Wing Components and Aerodynamics Diagram

    Educational diagram showing various parts of an aircraft wing including winglets, flaps, slats, spoilers, and other aerodynamic components with explanatory labels. The image appears to be taken at an airport with an aircraft on a runway or taxiway.
    CategoriesExplainers Tagsaircraft, Airport, Aviation International News
  • Parking

    Parking is a huge part of Sea-Tac Airport, both in terms of revenue and operations. By one measure, the main garage is the largest enclosed parking structure in the United States. It also plays a significant role for the City of SeaTac as part of its Inter-Local Agreement with the Port of Seattle.
  • Beautiful Sunsets vs. Particulate Matter

    Limit your exposure to particulate matter. Limit your cumulative risk. The smoke from wildfires has once again blanketed the areas around Sea-Tac Airport, creating PM2.5 air quality readings often seen more in Third World countries. Unfortunately, most of us are highly biased to only perceive dangers we can see. For example, many of you will
    CategoriesExplainers Tagspollution, Ultrafine Particulates
  • What is a TRACON?

    The area from 6-50 miles will affect you with or without a second airport. It’s an FAA acronym. Terminal Radar Approach Control. And if you live in any of the areas considered for a Second Airport, including Enumclaw or Pierce and Thurston Counties, keep reading. TRACONs are FAA facilities that house air traffic controllers who
    CategoriesExplainers TagsAir Traffic Control, ARTCC, Dispersion, FAA, Second Airport, TRACON
  • 2023-08-08

    Airbus A320 vs Boeing 737 Cockpit Comparison

    Comparative image showing the cockpit layouts of two major commercial aircraft types – the Airbus A320 and Boeing 737. The image displays the instrument panels, controls, and overall design differences between these competing aircraft manufacturers’ flight decks.
    CategoriesExplainers Tags737MAX, Airbus, aircraft, Airline Industry
  • Anatomy of an air quality monitoring network

    This is a fixed site air quality monitoring (AQM) station. If your first reaction was, “So what?”, skip to the bottom, we’ll wait. You can view this as a stand-alone device, or you can view it as one node in a network of AQMs, which work together to allow for researchers to capture a much
    CategoriesExplainers TagsAir Quality Monitors
  • 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 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.
read more...

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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