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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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  • Seattle’s growth is heating up the region — literally. See where

    By  Alison Saldanha  Seattle Times graphics reporter Summers are not what they used to be in Seattle or its suburbs. Around Lake Washington, trees are rapidly being replaced with a growing density of concrete, asphalt and other heat-absorbing surfaces in buildings, roads and other pieces of urban infrastructure. That produces what’s known as an “urban
    CategoriesFrom The Web TagsClimate, Seattle Times, Trees
  • 2023-01-01

    Impact of roadside conifers vegetation growth on air pollution mitigation

    This study examines how the growth of conifer trees planted alongside roads affects their ability to reduce traffic-related air pollution over time. Researchers found that as conifers grow taller, they become less dense, and the ideal tree height for maximum pollution reduction is between 4 and 6 meters. The findings suggest that regular pruning is essential to maintain roadside vegetation barriers at their most effective size for improving air quality in nearby communities.
    TagsAcademic Journals, Environment, pollution, Trees
  • Living in a Neighborhood with Lots of Trees Is Way More Beneficial Than You Think — Here’s Why

    Choosing the location of your home often boils down to a few crucial aspects. For some, the most important detail is the proximity to schools or hospitals. Others focus on property value appreciation. Maybe your utmost priority is the accessibility of major transit routes. But have you thought to consider the abundance of trees in the
    CategoriesFrom The Web TagsApartment Therapy, Environment, Trees
  • 2021-08-10

    Green Burien Partnership urban forest stewardship plan

    The Green Burien Partnership Urban Forest Stewardship Plan outlines a collaborative initiative between the Port of Seattle, the City of Burien, and conservation organization Forterra to assess and improve urban forests in Burien, a community affected by Seattle-Tacoma International Airport operations. Funded through the Port's Airport Community Ecology (ACE) Fund, the program recognizes that neighborhoods bearing the brunt of airport noise and impacts deserve tangible environmental benefits in return. Burien joins a 15-city Green Cities Network across King, Pierce, and Snohomish counties, collectively working to restore more than 13,000 acres of land for over 3 million residents.
    TagsCity of Burien, Environment, Forterra, Green Cities Partnership, Trees
  • 2021-07-19

    Flight Corridor Safety Program On-line Open House

    The Port of Seattle has an ongoing program to remove trees around SEA to improve safety during takeoffs and landings and replant in their place, native, low-growing trees. The first phase of work, completed in 2019, centered around removing and replanting trees on Port property. During this phase, the Port established low-growing native forests onsite
    CategoriesFrom The Web, Resources TagsACE Fund, Airport Community Ecology Fund, Port Of Seattle, South King County Fund, Trees
  • 2021-04-13

    ACE Green Cities update

    The ACE Green Cities Update, presented on April 13, 2021, provides an overview of the Airport Community Ecology (ACE) Fund, a $1 million initiative established in 2016 to support environmental programs in the communities of Burien, Des Moines, and SeaTac that are impacted by Sea-Tac Airport. The program, managed in partnership with Forterra, funds small matching grants and Green City Programs aimed at improving local ecology and green spaces. The presentation covers program accomplishments, partnership values, the 2021 work plan, and strategies for sustaining resources going forward.
    TagsACE Fund, Forterra, Green Cities Partnership, ship, Trees
  • 2021-03-26

    Green Des Moines Partnership – Urban Forest Enhancement Plan cover

    Cover page of the Green Des Moines Partnership Urban Forest Enhancement Plan, featuring a volunteer planting a small tree or shrub near a large tree trunk, with an orange bucket visible in the foreground. The Green Des Moines Partnership logo appears in the lower right corner.
    TagsCity Of Des Moines, Des Moines, Grants, Green Cities Partnership, Trees
  • 2021-01-01

    2021 Tree PAC Port Of Seattle Commissioner Questionnaire: Toshiko Hasegawa

    This 2021 Tree PAC questionnaire captures Port of Seattle Commissioner candidate responses on environmental justice, tree canopy, and pollution issues affecting South Seattle and South King County communities. The candidate, a fourth-generation Japanese American raised in Beacon Hill, advocates for cleaning up the Duwamish River, preserving North SeaTac Park from development, and expanding urban tree canopy in historically redlined neighborhoods. Key proposals include partnering with cities and King County to strengthen tree protection ordinances, requiring environmental justice evaluations before Port projects, and empowering Indigenous tribes as land stewards.
    TagsEnvironmental Justice, North Sea-Tac Park, Port Of Seattle Commission, Toshiko Hasegawa, Trees
  • 2021 tree pac port commissioner questionnaire hasegawa pdf
    2021-01-01

    2021 Tree PAC Port Of Seattle Commissioner Questionnaire: Toshiko Hasegawa

    2021 Tree PAC questionnaire responses from Port of Seattle Commissioner candidate Toshiko Hasegawa. Covers race and social justice initiative, tree canopy equity, Duwamish River cleanup, North SeaTac Park preservation, Seattle Green Factor expansion to South Seattle and South King County, environmental justice (HEAL Act), Beacon Hill redlining history, and pollution from Sea-Tac Airport and seaport
    TagsEnvironmental Justice, North Sea-Tac Park, Port Of Seattle Commission, Toshiko Hasegawa, Trees
  • 2020-03-24

    Resolution No. 3771: Flight Corridor Safety Program 2019 property interests

    The Port of Seattle Commission adopted Resolution No. 3771 in March 2020 to authorize the acquisition of property easements and access rights around Seattle-Tacoma International Airport as part of the 2019 Flight Corridor Safety Program. The program aims to remove trees and other obstructions that interfere with aircraft landing and takeoff corridors, in compliance with FAA requirements and state law. The Port is directed to first pursue voluntary negotiations with affected property owners, but is authorized to use eminent domain condemnation proceedings if those negotiations fail.
    TagsAirport Development Fund, Flight Corridor Safety Program, Port Of Seattle Commission, Sea-Tac Airport, Trees

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  • StART SEA Stakeholder Advisory Round Table
    Add to CalendarMWednesday Aug 26, 5:00pm - 7:00pm
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    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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