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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.

TagSea-Tac Airport(1835)

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  • 1949-07-09

    Bow Lake Airport dedication 07/09/1949

    An aerial black-and-white photograph shows a large Art Deco-style airport terminal building surrounded by a massive crowd on the tarmac. Several large propeller-driven airliners are visible, with at least one appearing to bear 'NWA' (Northwest Airlines) livery, suggesting a mid-20th century dedication or airshow event.
    TagsAlaska Air, Bow Lake, History, Sea-Tac AirportFolderHistory
  • 1949-01-01

    SeaTac Baggage Claim – 1949

    Interior view of the baggage claim area at Seattle-Tacoma International Airport in 1949, showing passengers waiting at a long wooden counter to collect luggage. The image caption reads 'SeaTac Baggage Claim - 1949,' depicting the original low-slung terminal building with panoramic windows overlooking the surrounding landscape.
    CategoriesHistory TagsAirline Industry, History, Sea-Tac Airport, TerminalFolderHistory
  • 1948-01-01

    1948 Aerial Photograph of Airport Runways

    Black-and-white aerial photograph showing a general aviation or regional airport with multiple intersecting runways in an X/triangle configuration, surrounded by a grid of rural and suburban parcels. No visible text, captions, or identifying markings are present in the image.
    TagsHistory, Map, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    Sea-Tac Airport Aerial View Showing X-Pattern Runways, 1948

    Black-and-white aerial/satellite photograph showing an airport with multiple crossing runways arranged in an X-pattern, surrounded by a mixed urban and rural landscape with a grid road network. Two small label tabs are visible at the bottom of the image but the text is not clearly legible.
    TagsHistory, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    Seatac Airport Map 1948 rotated

    An airport diagram showing multiple runways including dimensions 10502x199 and 9500x150 and 5000x100, with labeled facilities including Main Terminal, Tower, U.S. Customs, Mid-Field Cargo Complex, and General Aviation Parking. Runway end identifiers visible include 33L, 15L, 15R, 28, and 10, suggesting a multi-runway facility, though the specific airport is not explicitly named in visible text.
    TagsAirport Layout Plans, History, Map, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    Aerial Photograph of Airport with X-Pattern Runway Configuration, 1948

    Black-and-white aerial photograph showing a multi-runway airport facility with an X-pattern runway configuration on the left side of the frame, surrounded by a gridded suburban or semi-rural landscape with roads, parcels, and scattered development. No visible text, date, or identifying labels are present in the image.
    TagsHistory, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    Sea-Tac Airport Layout Map with Three Runways (1948)

    Airport layout diagram of Seattle-Tacoma International Airport showing three runways (9500x150, 10502x199, and 5000x100 ft), with labeled facilities including the Main Terminal, Tower, U.S. Customs, General Aviation Parking, and Mid-Field Cargo Complex. Runway end identifiers visible include 15L, 33R, 33L, 15R, and others, with a magnetic variation note of VAR 11.1° W.
    TagsAirport Layout Plans, History, Map, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    1948 Aerial View of Sea-Tac Airport and Surrounding Area

    Black-and-white aerial photograph showing a grid-pattern urban/suburban area with a body of water visible at the upper left and a clearly identifiable airport with triangular runway configuration in the lower right. A small red marker is visible near the center of the image, possibly indicating a reference point of interest.
    TagsHistory, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    Sea-Tac Airport 1948 Aerial Photograph With Closed Runway Markers

    Black-and-white aerial photograph of an airport facility showing multiple runways in an X-pattern configuration. Two red lines have been overlaid on the image forming an X shape, a standard aeronautical symbol indicating closed or decommissioned runways.
    TagsAirport Layout Plans, History, Runways, Sea-Tac AirportFolderRunways
  • 1948-01-01

    Sea-Tac Airport Aerial Photograph, 1948

    A 1948 aerial photograph showing a mid-20th century airport with a classic X-pattern multi-runway layout and a circular terminal apron area. The year '1948' is visible as a watermark on the left side of the image; the surrounding landscape shows a mix of agricultural plots and suburban development.
    TagsAirport Layout Plans, History, Runways, Sea-Tac AirportFolderRunways

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Upcoming Events

  • Stay Grounded Event: Night trains, not night planes!
    Add to CalendarMSunday Sep 13: 12:00am
    Ntnnp social media3

    For the past two years, more than 220 initiatives from 15 countries have declared September 13th as the International day for the ban of night flights at airports. In parallel, activists across Europe have been gathering for pyjama parties for night trains – coordinated in 2024 and 2025 by Back on Track and Stay Grounded.

    [...]
  • Burien Airport Committee Meeting September 15, 2026
    Add to CalendarMTuesday Sep 15: 6:00pm
    400 SW 152nd St, Burien, WA 98166
    Burien airport committee 15 sep 2026 agenda pdf pdf

    a) Part 150 Noise Study (Emily Inlow-Hood) — 15 minutes
    b) SAMP Update and Next Steps (Brian Davis and Sarah Moore) — 15 minutes
    c) Legislative Updates — 10 minutes
       • SCA (Sarah Moore)
       • Work with Sen. Orwall (Brian Davis)
    d) StART Reorganization (Jeff Harbaugh and Karen Veloria) — 10 minutes

    [...]

[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!

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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