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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.

TagAcademic Journals(14)

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  • 2022-08-20

    The Effect of Occupational Exposures to Aircraft Ultrafine Particles on Acute Cardiorespiratory Health, and Control Using Personal Protective Equipment

    ★
    A University of Washington thesis presentation by Mariah Dittmore examining the short-term cardiorespiratory health effects of exposure to aircraft-related ultrafine pollution in communities. The research builds on previous studies showing increased inflammatory markers from aircraft pollution exposure.
    CategoriesKey Documents TagsAcademic Journals, Air Quality Monitors, aircraft, Airport, Atmosphere, Aviation Emissions
  • Noisequest 2color edited
    2026-04-28

    Noisequest logo

    Logo image for NoiseQuest, featuring the word ‘NOISE’ in blue letters with an airplane silhouette incorporated into the design. This appears to be the branding logo for the NoiseQuest website at Penn State University.
    TagsAcademic Journals, Noise, University Of Washington
  • 2025-10-03

    Urban Ultrafine Particles – Advisory Group Meeting

    Meeting agenda for University of Washington advisory group focused on urban ultrafine particles research. The 3-hour meeting covers partner updates, UW research highlights, policy landscape review, regional monitoring enhancements, and open forum discussion to address knowledge gaps from the MOV-UP study.
    CategoriesMeetings, Regular Events TagsAcademic Journals, Air Quality Monitors, Airport, Atmospheric Science, Aviation Emissions
  • 2025-10-01

    Impacts of Aviation Emissions on Air Quality Near Hanscom Field, Bedford, Massachusetts – Results of a Two-Season Monitoring Campaign

    A comprehensive study measuring ultrafine particles, lead, and other air pollutants from aviation emissions at Hanscom Field across four surrounding Massachusetts towns. The study found that UFP concentrations were up to two-fold higher at downwind sites and often exceeded WHO guidelines, with the highest impacts in Bedford and Lexington.
    TagsAcademic Journals, Air Quality Monitors, Airport, Aviation Emissions, MassPort, Neelakshi Hudda, StudyStudy TopicsAir Quality, Ultrafine Particles
  • 2023-05-08

    Long-term exposure to ultrafine particles and natural and cause-specific mortality

    A scientific study examining the association between long-term exposure to ultrafine particles (UFP) and mortality in the Netherlands. The study followed 10.8 million adults from 2013-2019 and found significant associations between UFP exposure and natural, cardiovascular, respiratory, and lung cancer mortality.
    TagsAcademic Journals, Atmospheric Science, Environment, Health, UFP
  • 2022-12-05

    The FAA’s 65 dBA DNL is not a safe noise exposure level for the American public

    Academic paper presented at the 183rd Meeting of the Acoustical Society of America arguing that the FAA’s 65 dBA day-night average sound level standard is not safe for public health. The paper discusses how the EPA calculated safer levels at 55 dB for outdoor activities and 45 dB for indoor activities, and examines the non-auditory
    TagsAcademic Journals, Acoustical Society of America, DNL65, FAA, Noise
  • 2022-10-05

    Atmosphere 2022: UWDEOHS Healthy Air, Healthy Schools

    A study examining the effectiveness of portable HEPA filters in reducing ultrafine particles (UFPs) from aircraft and traffic sources in five schools near Sea-Tac International Airport. The research found that HEPA cleaners significantly reduced indoor UFP concentrations to one-half to one-tenth of outdoor levels. Atmosphere 2022: https://www.mdpi.com/2073-4433/13/10/1623
    TagsAcademic Journals, Atmosphere, indoor air quality, MDPI, UWDEOHSStudy TopicsAir Quality, Health
  • 2022-10-05

    Indoor air quality intervention in schools: effectiveness of a portable hepa filter deployment in five schools impacted by roadway and aircraft pollution sources

    A study examining the effectiveness of portable HEPA filters in reducing ultrafine particles (UFPs) from aircraft and traffic sources in five schools near Sea-Tac International Airport. The research found that HEPA cleaners significantly reduced indoor UFP concentrations to one-half to one-tenth of outdoor levels.
    TagsAcademic Journals, Atmosphere, indoor air quality, MDPI, UWDEOHS
  • 2020-01-10

    Adverse Cardiovascular Effects of Traffic Noise with a Focus on Nighttime Noise and the New WHO Noise Guidelines

    A comprehensive review examining the cardiovascular health impacts of traffic noise exposure, with particular emphasis on nighttime noise effects. The study discusses WHO guidelines, mechanistic pathways involving oxidative stress and vascular dysfunction, and epidemiological evidence linking noise exposure to heart disease, stroke, and other cardiometabolic conditions.
    TagsAcademic Journals, Health, Noise
  • 2016-07-01

    Environmental Justice, before and after Executive Order 12898: What are agencies doing, how well are they doing it, and what else can be done?

    This paper examines environmental justice requirements, best practices, and challenges facing federal agencies since Executive Order 12898. It explores the gap in EJ implementation after the order’s issuance, analyzes case studies from Porter Ranch and Flint, and proposes stopgap measures for consistent federal EJ compliance.
    TagsAcademic Journals, Environmental Justice, EPA, NEPA

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Upcoming Events

  • Des Moines City Council – SAMP Update
    Add to CalendarMThursday Jun 4: 5:00pm
    21630 11th Ave S,
    Item report 1 pdf

    Purpose and Recommendation To provide the Council with an update on the status of the Sustainable Airport Master Plan (SAMP) environmental review. Background Federal Aviation Administration (FAA) Approval On September 26, 2025, the FAA completed their National Environmental Policy Act review and approved a Final Environmental Assessment and Finding of No Significant Impact/Record of Decision

    [...]
  • SAMP/SEPA Draft EIS Town Hall SeaTac
    Add to CalendarMMonday Jun 22, 6:00pm - 8:00pm
    2450 S 142nd St SeaTac, WA 98168
    SAMP logo t

    The Port of Seattle is sponsoring four open houses to answer your questions about the SAMP/SEPA Draft EIS. There will be a reporter to take your comments in-person. Monday, June 22: 6–8pm Glacier Middle School Entrance lobby/commons 2450 S 142nd St SeaTac, WA 98168

    [...]
  • SAMP/SEPA Draft EIS Town Hall Des Moines
    Add to CalendarMTuesday Jun 23, 6:00pm - 8:00pm
    22450 19th Ave S
    SAMP logo t

    The Port of Seattle is sponsoring four open houses to answer your questions about the SAMP/SEPA Draft EIS. There will be a reporter to take your comments in-person. Tuesday, June 23: 6–8pm Mount Rainier High School Cafeteria space 22450 19th Ave S Des Moines, WA 98198

    [...]

[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.
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Read This!

A report examining the barriers to implementing sustainable aviation fuel (SAF) in Massachusetts, authored by Neil Rasmussen and Chuck Collins from the Institute for Policy Studies. The report analyzes challenges and obstacles facing SAF adoption in the state.
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