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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.

TagWashington State Department Of Health(21)

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  • 2021-12-31

    Poverty Bay annual shellfish growing area review

    This 2021 annual review by the Washington State Department of Health assesses water quality and shellfish harvesting conditions in Poverty Bay, located near Des Moines and Federal Way. The area holds a mix of Approved, Conditionally Approved, and Prohibited classifications, with most stations meeting bacteriological standards, though Station 701 and Station 720 raised concerns due to elevated fecal coliform levels. Pollution sources such as stormwater runoff and past sanitary sewer overflows continue to be monitored, with ongoing correction efforts supported by Public Health Seattle-King County grant funding.
    TagsDes Moines, Environment, Puget Sound, Washington State Department Of Health, Water Quality
  • Washington Tracking Network

    Welcome to WTN, a Washington State Department of Health program focused on making public health data more accessible. WTN staff keep data in all tools up to date and develop additional data based on need and availability. Data are available for download and exploration using our four tools.
    CategoriesResources TagsEnvironment, Health, pollution, Washington State Department Of Health
  • 2021-03-12

    E2SSB 5141: House Bill Analysis — Reducing Environmental and Health Disparities (HEAL Act)

    Washington State Senate Bill 5141 requires several state agencies, including the departments of Ecology, Health, Transportation, and others, to incorporate environmental justice principles into their planning and decision-making processes. The bill mandates that these agencies complete environmental justice assessments for significant actions, create community engagement plans for overburdened communities, and consult with Indian tribes on decisions affecting tribal lands. An environmental justice council would be established to oversee implementation, and the Department of Health would maintain an environmental health disparities map tracking conditions across Washington communities.
    TagsEcology, Environmental Justice, Legislation, Washington State Department Of Health, Washington State Legislature
  • 2021-01-01

    Final Bill Report: E2SSB 5141 — Washington Environmental Justice Act (HEAL Act)

    Washington State's E2SSB 5141, enacted in 2021, requires key state agencies including Transportation and Ecology to incorporate environmental justice principles into their planning and decision-making processes, with a focus on protecting overburdened communities from disproportionate environmental and health harms. Agencies must develop community engagement plans by 2022, environmental justice implementation plans by 2023, and conduct formal environmental justice assessments for significant actions such as new rules, grants, and capital investments. Note: this legislation addresses statewide environmental justice policy broadly and does not specifically address Sea-Tac Airport noise issues.
    TagsEcology, Environmental Justice, Legislation, Puget Sound, Washington State Department Of Health, Washington State Legislature
  • 2015-08-01

    Improving ventilation and indoor air quality during wildfire smoke events

    This Washington State Department of Health guide provides recommendations for schools and buildings on how to maintain healthy indoor air quality during wildfire smoke events. It advises closing windows and air intakes when outdoor air quality is hazardous, upgrading HVAC filters, and using portable HEPA air cleaners to reduce fine particles and gases from smoke. Building managers are also encouraged to monitor carbon dioxide and carbon monoxide levels indoors and take steps to flush out buildings during periods of improved outdoor air quality.
    Tagsair filtration, HEPA Filters, indoor air quality, Washington State Department Of Health, Wildfires
  • 2006-01-01

    Health of King County 2006

    The Health of King County 2006 report provides a broad overview of the health status of King County, Washington residents, drawing on public health data from vital records, hospital discharges, and surveys. While King County residents generally enjoy better health than the rest of Washington State and the US, the report highlights growing concerns including rising rates of obesity, diabetes, and chronic diseases such as cancer, heart disease, and stroke. Chronic diseases accounted for 21,000 hospitalizations in 2004 at a cost of $531 million, with cancer, heart disease, and stroke alone responsible for more than half of all deaths in the county.
    CategoriesHistory TagsDavid Solet, Health, King County, King County Public Health, Washington State Department Of Health
  • 2000-03-01

    Addressing community health concerns around SeaTac Airport: Response to the question, ‘Is it possible to monitor jet engine exhaust emissions or to model their path using data on prevailing winds and takeoff patterns?’

    This March 2000 report, prepared by Washington State health and environmental agencies, examines whether jet engine exhaust emissions from Seattle-Tacoma International Airport can be monitored or modeled using wind and takeoff data. It reviews previous air quality studies, outlines health and environmental justice concerns for nearby communities, and recommends a structured air quality monitoring study with specific methods, data analysis approaches, and estimated costs. The report was developed in consultation with community representatives, the EPA, and local universities.
    TagsEcology, EPA, John Williamson, King County Public Health, PSCAA, University Of Washington, Washington State Department Of Health, Washington State University
  • 2000-03-01

    Addressing community health concerns around SeaTac Airport: Response to the question, ‘Is it possible to monitor jet engine exhaust emissions or to model their path using data on prevailing winds and takeoff patterns?’

    This March 2000 report, prepared by Washington State health and environmental agencies, addresses community health concerns about air quality around Seattle-Tacoma (Sea-Tac) Airport by examining whether jet engine exhaust emissions can be monitored or modeled using wind and takeoff data. It outlines recommendations for conducting a comprehensive air quality study, including monitoring methods, data analysis approaches, and estimated costs, while also considering health impacts and environmental justice issues for nearby residents. The report was developed in consultation with public health officials, community representatives, the EPA, and local universities.
    TagsEnvironmental Justice, PSCAA, Sea-Tac Airport, Washington State Department Of Health
  • 1999-12-01

    Addressing Community Health Concerns Around Sea-Tac Airport: Second Report on the Work Plan Proposed in August 1998

    This December 1999 report from the Washington State Department of Health and Public Health – Seattle & King County examines community health concerns in neighborhoods surrounding SeaTac International Airport. It investigates whether cancer rates, particularly glioblastoma (a brain tumor) and breast cancer, are elevated near the airport, and explores potential links to jet engine exhaust emissions. The report also addresses respiratory health issues in local schools and outlines efforts to monitor or model the path of aircraft emissions over the surrounding communities.
    TagsAviation Emissions, Health, Sea-Tac Airport, Washington State Department Of Health
  • 1999-12-01

    Addressing community health concerns around Sea-Tac Airport: Second report on the work plan proposed in August 1998

    This December 1999 report from the Washington State Department of Health investigates community health concerns near Seattle-Tacoma (SeaTac) International Airport, focusing on whether cancer rates—particularly glioblastoma and breast cancer—are elevated in surrounding neighborhoods. The report examines potential links between jet engine exhaust emissions and health outcomes, reviews air quality studies, and assesses respiratory disease risks, especially for schools located under flight paths. It was prepared collaboratively by state and county public health officials alongside community representatives.
    TagsAviation Emissions, Health, Sea-Tac Airport, Washington State Department Of Health

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Upcoming Events

  • StART SEA Stakeholder Advisory Round Table
    Add to CalendarMWednesday Aug 26, 5:00pm - 7:00pm
    Zoom (Virtual Meeting)
    START meetingagenda 2026826 final 0 pdf

    Meeting Objectives Introduce the primary feedback themes identified by StART members regarding StART’s Operating Procedures and determine areas that may warrant future discussion. 5:00 PM – Welcome Meeting Management Welcome Lead: Andrés Mantilla, Facilitator, Uncommon Bridges; Wendy Reiter, Airport Managing Director, POS 5:15 PM – Dinner: All participants eat. 5:30 PM – StART Operating Procedures

    [...]
  • Commercial Aviation Work Group
    Add to CalendarMThursday Sep 3, 10:00am - 1:30pm
    Virtual Meeting (Zoom)
    Cawg agenda sep 3 26 virtual pdf

    Meeting Agenda 10:00 a.m. – 10:15 a.m. | Welcome – Evan Nordby, Chair a. Introductions and Agenda Reviewb. Status of appointments and non-voting member invitationsc. Other updates as necessary 10:15 a.m. – 11:00 a.m. | Is it practical and legal to operate the western Washington [Puget Sound] airports as a single airport system? – Consultant

    [...]

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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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