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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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TagEnvironment(68)

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  • 2026-02-18 00:37

    Climate and Economic Justice Screening Tool

    Explore the map Share data feedback Census tracts that are marginalized by underinvestment and overburdened by pollution are highlighted as being disadvantaged on the map. Federally Recognized Tribes, including Alaska Native Villages, are considered disadvantaged communities, whether or not they have land. Zooming in and selecting shows information about each census tract. Get the data
    CategoriesFrom The Web TagsClimate, Environment, Policy
  • 2026-02-02 01:25

    Responsible Travel Handbook – Washington Tourism Organizations

    A handbook for Washington tourism organizations focused on responsible and sustainable tourism practices. Covers topics including diversity, equity, inclusion, accessibility (DEIA), environmental stewardship, Indigenous peoples and tourism, climate resilience, and destination management strategies.
    TagsEnvironment, Port Of Seattle, Tourism
  • 2026-01-26 04:28

    South Korea tightens indoor air quality standards in public facilities

    Legal updates in Korea Published : Jan. 26, 2026 – 13:28:59 Jung Min-kyung Updated Law: Enforcement Rule of the Indoor Air Quality Control Act What it does: Lowers allowable indoor ultrafine dust levels in public-use facilities Took effect: Jan. 1 South Korea has strengthened indoor air quality rules for public facilities in an effort to
    CategoriesFrom The Web TagsEnvironment, Health, indoor air quality
  • 2026-01-06 14:16

    Carrying Capacity – North Sea-Tac Park

    A carrying capacity map and legend for North Sea-Tac Park showing different zones (Very High, High, Moderate, Low) based on environmental sensitivity and suitability for various recreational activities. The document provides detailed descriptions of what activities are appropriate for each capacity level.
    TagsEnvironment, Parks, seatac
  • 2025-12-26 01:27

    A Top Source of Lead Pollution Faced Tighter Rules. Then Trump Intervened

    The president exempted a copper smelter in Arizona from air-quality rules. An E.P.A. official guided the company that sought the exemption, emails show. By Maxine Joselow Photographs and Video by Caitlin O’Hara Maxine Joselow and Caitlin O’Hara reported from Miami, Ariz. Lee Becquet doesn’t like to leave the house with his 2-year-old son, Eugene. That’s because their
    CategoriesFrom The Web TagsEnvironment, Lead, New York Times
  • \
    2025-12-17 00:00

    Washington’s biggest polluter ordered to keep burning coal by Trump administration

    News & Stories Environment John Ryan TransAlta’s Centralia power plant emits steam and carbon dioxide on March 6, 2024. Courtesy Jeremy Long/WITF Two weeks before Washington State’s biggest source of climate pollution was required to end its five decades of burning coal, the Trump administration has given it a new lease on life. Energy Secretary
    CategoriesFrom The Web TagsEnvironment, KUOW, pollution
  • 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
  • 2025-12-01 00:00

    2025 Report: Overburdened Communities Highly Impacted by Air Pollution

    A report by the Washington State Department of Ecology’s Air Quality Program examining overburdened communities that are highly impacted by air pollution. The document includes publication information, contact details for regional offices, and ADA accessibility information.
    TagsAir Quality Monitors, Environment, Environmental Impact Statement, PSCAA
  • 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
  • 2025-11-06 21:40

    2025-11-11 RM 8g Attachment 2026 2030 Environmental Rl Program Cleanup And Investigation 01

    TagsEnvironment, needs-excerpt, Port Of Seattle Commission

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Upcoming Events

  • 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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