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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.

TagTaxiways(11)

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  • 2026-01-01

    2026 Airfield Work Areas Layout Plan

    ★
    A color-coded site plan map of Seattle-Tacoma International Airport showing 13 designated 2026 Airfield Work Areas, including Runway 16C-34C reconstruction (blue), Taxiways N and Z improvements (orange), and multiple cargo area utility and rapid-set projects. The map identifies contractor staging areas, Olympic Road, Cascade Road, Airport Expressway, and Pacific Road as geographic references.
    CategoriesKey Documents Tags1st Runway, Airport Expansion, Airport Layout Plans, Airport Maintenance Technology Magazine, Construction, Runways, Sea-Tac Airport, Taxiways
  • Sea-Tac Airport Taxiway Operations

    TagsSea-Tac Airport, Tango Taxiway, Taxiways
  • Airport Taxiway Markings Explained

    Foggy Line Up and Wait Runway 5 credit: Pixabay It may surprise an aviation outsider to learn this, but airports are among the most challenging places for pilots to navigate. Planes are built to fly, and operating them on the ground isn’t always easy. They don’t have great visibility, they don’t turn around fast, and
    CategoriesFrom The Web TagsAerocorner.com, Taxiways
  • 2022-08-21

    Tango Taxiway

    A large lighted X-shaped runway closure marker mounted on a mobile orange tower unit, positioned on an airport tarmac. The device uses orange panel boards forming an X pattern along with black light fixtures mounted on yellow arms, consistent with FAA-standard runway closure markings used to signal that a runway is closed to aircraft.
    TagsFAA, Ground Operations, Runways, Sea-Tac Airport, Tango Taxiway, Taxiways
  • Airport Improvement Program Comparison

    Seattle-Tacoma International Airport received $14,526,800 to reconstruct taxiways and rehabilitate Runway 16L/34R, plus $1,876,800 for residential noise mitigation, as part of a multi-airport FAA funding infographic covering major U.S. airports.
    TagsAirport Improvement Program, FAA, Grants, Noise Mitigation, Sea-Tac Airport, Taxiways
  • Runways

    Intro Sea-Tac is a Category IIIb certified airfield, allowing operations in all but the worst conditions, 24/7/365. There are three runways in the modern configuration beginning in 1956: Position Year Built North End/South End Length (feet) 1 East 1961 16L 34R 11,901 2 Center 1970 16C 34C 9,426 3 West 2008 16R 34L 8,500 Runways
    CategoriesExplainers TagsFlow, Tango Taxiway, Taxiways
  • Alaska Airlines pilot mistakes taxiway for runway at Sea-Tac

    By Steve Wilhelm  –  Staff Writer, Puget Sound Business Journal Dec 29, 2015 An Alaska Airlines passenger jet landed on Seattle-Tacoma International Airport’s central taxiway – not the runway – on Dec. 19, the fourth time a pilot has made the error in the history of the airport. Nobody was hurt in the 8:33 a.m.
    CategoriesFrom The Web TagsAlaska Airlines, National Transportation Safety Board, NTSB, Perry Cooper, Tango Taxiway, Taxiways
  • Tango Taxiway: A history of mistaken landings and almost landings at Sea-Tac

    By Steve Wilhelm  –  Staff Writer, Puget Sound Business Journal Dec 31, 2015 For 16 years pilots have mistaken Seattle-Tacoma International Airport’s most prominent taxiway for a runway, landing on it four times and narrowly avoiding landing on three other occasions. Most recently an Alaska Airlines (NYSE: ALK) pilot landed a Boeing 737 on the
    CategoriesFrom The Web TagsNational Transportation Safety Board, NTSB, Perry Cooper, Puget Sound Business Journal, Tango Taxiway, Taxiways
  • 2001-06-22

    Sea-Tac Airport Runways, Taxiways, and Stormwater Retention Ponds — Aerial View

    Aerial photograph showing a large airport's runway and taxiway system in the background, with a forested buffer zone and what appear to be stormwater retention or water treatment ponds in the foreground. The layout, scale, and Pacific Northwest landscape context (evergreen trees, mountain range, urban development) are consistent with a major regional airport facility.
    TagsRunways, Sea-Tac Airport, Stormwater, Taxiways
  • 2001-06-22

    Sea-Tac Airport Aerial View Showing Runways, Taxiways, and Terminal Area

    Aerial photograph showing Seattle-Tacoma International Airport's runway complex, taxiways, and terminal area in the background, with a highway (likely SR-99 or I-5) and a wooded buffer zone with a construction/staging yard visible in the foreground. A red-and-white striped navigation tower is visible near the tree line adjacent to the airfield.
    TagsAirport Expansion, Runways, Sea-Tac Airport, Taxiways

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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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