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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.

Since 2016, we've worked to obtain justice for residents living under the flight path. Noise. Pollution. Health. Compensation..

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TagPort Of Seattle(412)

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  • 2025-12-08 00:00

    StART Aviation Noise Working Group Meeting Summary

    Meeting summary from the StART Aviation Noise Working Group covering updates on the Aviation Near-term Noise Action Agenda, sound insulation program, minimum thrust language changes, and preparation for the Part 150 Noise Study’s Technical Review Committee. The meeting included discussions on late night noise limitations, third runway usage, and safety improvements to taxiing procedures.
    TagsPart 150, Port Of Seattle, StART
  • 11122025 Botanical5 123030
    2025-12-01 21:59

    Garden below Sea-Tac Airport’s flight paths thrives as its community grows

    By Tantri Wija Special to The Seattle Times WHEN WE MOVE to a new house, we can take our families, our pets and our furniture, but generally we have to leave the garden behind. They are planted in the ground, so usually that’s where they stay. However, if you want to badly enough, sometimes even
    CategoriesFrom The Web TagsEnvironment, Port Of Seattle, Sea-Tac Airport, Seattle Times
  • Pxl November 20, 2025 030029263
    2025-11-20 12:59

    Des Moines Historical Society Sea-Tac Airport presentation

    A community meeting taking place in what appears to be a community center or town hall, with residents seated in rows of chairs facing a presenter at a podium. A projection screen displays presentation materials, and an American flag is visible, suggesting this is a formal public meeting or town hall gathering.
    CategoriesEvents, History Tagscommunity engagement, Des Moines, Port Of Seattle, Sea-Tac Airport
  • November 20, 2025 POS Milllercreek 10 800X533 Email
    2025-11-20 00:00

    Miller Creek Restoration Project Flight Corridor Safety Project Logs

    An image showing environmental restoration work at Miller Creek with fallen logs and debris in water, surrounded by autumn trees and grassy hills. An airplane can be seen flying overhead in the cloudy sky.
    TagsEnvironment, Flight Corridor Safety Program, Miller Creek, NERA, Port Of Seattle
  • 2025-11-19 00:00

    Puget Sound Gateway Program SR 509 Completion Project

    WSDOT presentation on the Puget Sound Gateway Program, focusing on the SR 509 Completion Project. The program includes two projects (SR 167 and SR 509) to provide essential connections to the ports of Tacoma and Seattle, with various stages of construction progress.
    TagsHighline Forum, Port Of Seattle, SR509, WSDOT
  • 2025-11-18 00:00

    Port of Seattle Regular Commission Meeting November 18, 2025

    Port of Seattle Commission meeting agenda for November 18, 2025, including executive session, public comment procedures, consent agenda items covering various airport and port operations including baggage control services, lease amendments, elevator modernization, and salary resolutions.
    CategoriesKey Documents, Regular Events TagsAirbus, Airport, Airport Committees, Airport Development Fund, Airport Layout Plans, Port Of Seattle
  • 2025 11 18 RM Packet Pdf
    2025-11-18 00:00

    Port of Seattle Regular Commission Meeting November 18, 2025

    Port of Seattle Commission meeting agenda for November 18, 2025, including executive session, public comment procedures, consent agenda items covering various airport and port operations including baggage control services, lease amendments, elevator modernization, and salary resolutions.
    CategoriesKey Documents, Regular Events TagsAirbus, Airport, Airport Committees, Airport Development Fund, Airport Layout Plans, Port Of Seattle
  • 2025-11-18 00:00

    Port of Seattle Resolution No. 3840 – Property Tax Levy Authorization

    Port of Seattle Commission resolution authorizing a property tax levy of $90,180,054 for calendar year 2026, representing a 2.0% increase from the previous year’s budgeted amount of $88,389,944. The resolution specifies the levy rate of approximately $0.0998 per thousand of assessed value.
    CategoriesKey Documents TagsAirport Development Fund, Port Of Seattle
  • 2025-11-18 00:00

    Port of Seattle Resolution No. 3840 – Property Tax Levy Authorization

    Port of Seattle Resolution No. 3840 authorizing a property tax levy of $90,180,054 for calendar year 2026, representing a 2.0 percent increase from 2025. The resolution was adopted following public hearings and consideration of the Port’s budget requirements.
    CategoriesKey Documents TagsAirport Development Fund, Port Of Seattle
  • 2025-11-16 00:00

    Highline Forum Topic for the coming year: Tree Canopy Reforestation (the Miyawaki method)

    Email from Sandy Hunt of Defenders of Highline Forest to Dave Kaplan proposing the Miyawaki method for tree canopy reforestation as a Highline Forum topic. Includes links to local Miyawaki forest projects and criticism of airport mitigation policies.
    TagsDefenders Of Highline Forest, Highline Forum, Port Of Seattle, SAMP, Trees

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  • PSCAA Advisory Council Meeting Agenda
    Add to CalendarMWednesday Mar 11, 9:00am - 11:35am
    1904 3rd Avenue, Suite 105, Seattle, WA 98101
    Call to order – Roll Call – Quorum Established – Land Acknowledgement We would like to acknowledge that our Agency operates in four present-day counties, which are the traditional lands of the Coast Salish people, past and present. This acknowledgement does not take the place of authentic relationships with indigenous communities in our jurisdiction and [...]

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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!

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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