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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.

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  • 2019-12-01

    Mobile ObserVations of Ultrafine Particles: The MOV-UP study report

    ★ 32
    The MOV-UP (Mobile ObserVations of Ultrafine Particles) study was a two-year University of Washington research project, funded by the State of Washington, that measured air quality impacts from aircraft traffic on communities living near and beneath the flight paths of Seattle-Tacoma International Airport. Researchers used mobile monitoring methods to collect ultrafine particle data across the affected neighborhoods, working alongside local governments, community members, and an advisory group of agency and city representatives. The findings are intended to inform policymakers and the public about the air pollution risks associated with airport operations in the Seattle-Tacoma region.
    CategoriesKey Documents TagsDEOHS, pollution, UFP, Ultrafine Particulates, University Of WashingtonStudy TopicsAir Quality, Ultrafine Particles
  • 2024-10-24

    Assessing exposures to source-specific air pollution through a multi-pollutant mobile monitoring campaign in Seattle, WA

    This presentation from the 2024 International Society of Exposure Science annual meeting describes a mobile air quality monitoring study conducted in Seattle, Washington, examining exposure to pollutants from specific sources such as traffic and industry. Researchers from the University of Washington used a multi-pollutant mobile monitoring campaign to measure and assess how people in the Seattle area are exposed to different types of air pollution across various locations. The study covers introduction, methods, results, and conclusions related to source-specific air pollution exposure assessment.
    TagsUFP, Ultrafine Particulates, UWDEOHS
  • Airport workers asking Sacramento to mandate airlines report jet fuel emissions

    Sid Garcia  Wednesday, June 5, 2024 12:57PM A new study has detailed the health effects of jet fuel emissions on airport workers and people living near an airport or flight path. A new study has detailed the health effects of jet fuel emissions on airport workers and people living near an airport or flight path.
    CategoriesFrom The Web TagsCARB, SAF, Sustainable Aviation Fuels, UFP, Ultrafine Particulates
  • UW study shows Seattle’s historically redlined communities have worse air quality

    By Isabella Breda  Seattle Times staff reporter As Seattleites awoke to a hazy concoction of wildfire and Fourth of July firework smoke Wednesday morning, a new study dropped, revealing that some neighborhoods in the city are regularly subject to worse air pollution, reflective of historic racist policies. Those neighborhoods, according to research published Wednesday from the University of Washington,
    CategoriesFrom The Web TagsEnvironment, Seattle Times, UFP, UWDEOHS
  • 2023-07-05

    Exposure disparities by income, race and ethnicity, and historic redlining grade in the greater Seattle area for ultrafine particles and other air pollutants

    A University of Washington study found that low-income and minority communities in the greater Seattle area are exposed to significantly higher levels of ultrafine particles (UFPs) and other air pollutants compared to wealthier, predominantly white neighborhoods. The research also revealed that neighborhoods historically designated as 'hazardous' under 1930s redlining practices continue to experience disproportionately poor air quality today. Disparities were most pronounced for UFPs, which are tiny particles linked to heart, lung, and brain health problems, and least pronounced for fine particulate matter (PM2.5).
    TagsAcademic Journals, Environmental Justice, UFP, Ultrafine Particulates
  • 2023-05-08

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

    This study examined whether long-term exposure to ultrafine air particles (UFP) is linked to higher death rates among 10.8 million Dutch adults followed from 2013 to 2019. Researchers found that higher UFP exposure was significantly associated with increased risk of natural cause, lung cancer, and respiratory disease mortality, even after accounting for other air pollutants like nitrogen dioxide and fine particles. The findings suggest UFP pose health risks independent of other regulated air pollutants, though this research is unrelated to airport noise policy.
    TagsAcademic Journals, Atmospheric Science, Environment, Health, UFP
  • 2023-05-01

    Impact of airport-related pollution on health of near-by communities: LAX as an emerging case study

    A 2023 Tufts University study examined how living near major airports like LAX exposes millions of Americans to harmful levels of noise and air pollution. Research links this proximity to higher rates of hypertension, cardiovascular disease, poor learning outcomes in children, and emerging evidence of pre-term birth and brain cancer. With over 33 million people living within 10 miles of the 23 busiest U.S. airports, the findings carry significant public health implications for communities near facilities like Sea-Tac.
    TagsANES, Neelakshi Hudda, UFP, Ultrafine Particulates
  • Effects of Ultrafine Particles

    Infographic from Daily News, illustrated by staff artist Warren Huskey, explaining how atmospheric ultrafine particles (diameter less than 0.1 micrometers) enter the human body and cause adverse health effects including possible brain cancer, heart attacks, and liver invasion. It details particle size comparisons (PM10, PM2.5, and ultrafines) relative to human hair thickness of 60 microns.
    TagsAviation Emissions, Health, PM25, UFP, Ultrafine Particulates
  • 2021-12-01

    MATES V draft report, chapter 5: Ultrafine particles and black carbon measurements

    This report chapter examines measurements of ultrafine particles (UFPs) — very tiny airborne particles smaller than 0.1 micrometers — and their potential health effects, including risks to neurological, respiratory, and cardiovascular health. UFPs make up roughly 90% of all airborne particles and are primarily produced by fuel combustion sources such as diesel engines, gasoline engines, and jet engines. People living near heavily trafficked roads, airports, refineries, and railyards may face elevated exposure to these particles.
    TagsAir Quality Monitors, California Air Resources Board, Environmental Health & Safety News, UFP, Ultrafine Particulates
  • Mates V Chapter 5 16April 1031Am Footnotes Version Pdf
    2021-12-01

    MATES V draft report, chapter 5: Ultrafine particles and black carbon measurements

    This report chapter examines measurements of ultrafine particles (UFPs) — very tiny airborne particles smaller than 0.1 micrometers — and their potential health effects, including risks to neurological, respiratory, and cardiovascular health. UFPs make up roughly 90% of all airborne particles and are primarily produced by fuel combustion sources such as diesel engines, gasoline engines, and jet engines. People living near heavily trafficked roads, airports, refineries, and railyards may face elevated exposure to these particles.
    TagsAir Quality Monitors, California Air Resources Board, Environmental Health & Safety News, UFP, Ultrafine Particulates

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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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