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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.

TagAvigation Easement(10)

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  • 2026-01-06

    Airport noise mitigation program implementation guidelines

    This document outlines how airport noise impact programs can be approved and funded under the Airport Improvement Program (AIP). Once a detailed study confirms substantial community noise impact and a reasonable solution is proposed, costs become eligible for approval. Specific guidelines must then be developed covering property acquisition or sound insulation options, including owner agreements, appraisals, market exposure, noise insulation standards, and relocation proposals.
    TagsAIP, Airport Improvement Program, Avigation Easement, FAA, Noise
  • 2022-04-12

    Wesley Homes Terrace Aviation Easement Authorization to execute a settlement agreement

    In April 2022, the Port of Seattle Commission considered authorizing a $1.29 million settlement with Wesley Homes to resolve a dispute over an avigation easement and aircraft noise at Wesley's Terrace Building near Seattle-Tacoma International Airport. Under the agreement, the Port would conduct acoustical testing, pursue FAA funding for noise mitigation, reimburse up to $250,000 of Wesley's legal fees, and commit to a full Part 150 noise study update for SEA Airport. Although the Port denied wrongdoing, it recommended settling to avoid the higher costs of going to trial.
    TagsAvigation Easement, Noise Mitigation, Part 150, Port Of Seattle Commission, Wesley Homes
  • 2022 04 12 rm 8f pdf
    2022-04-12

    Authorization for the executive director to execute a settlement agreement to resolve easement dispute and claims for damages

    Port of Seattle Commission agenda item requesting authorization to execute a $1,290,000 settlement agreement with Wesley Homes to resolve disputes over avigation easements and damage claims. The settlement includes acoustical testing, noise mitigation funding pursuit, Part 150 update commitment, and attorney fee reimbursement.
    TagsAvigation Easement, Noise Mitigation, Part 150, Port Of Seattle Commission, Sea-Tac Airport
  • How do I determine if I have a Port Package or Avigation Easement?

    Your first step is to try the Port Package Lookup-Upper, which can locate over 90% of the sound insulation systems funded by the Port of Seattle from 1987-2024. If you cannot find it there, you can call the Port of Seattle Noise Programs Office. You can also find out iif there is an Avigation Easement
    CategoriesFrequently Asked Questions TagsAir Rights, Avigation Easement, Parcel Viewer, Port Packages, Property Rights
  • The Port Package Explainer

    Does your home have a Port Package of noise mitigation windows and insulation? Having problems with your windows? Mold? You're not alone. Help us help you.
    CategoriesExplainers TagsAvigation Easement, DNL65, Mold, Part 150, Port Packages
  • Avigation Easement Example

    This is the blank form. For a live example, go here: https://seatacnoise.info/avigation-easement-sample/ The Port insists that homeowners sign an Avigation Easement in exchange for receiving the Port Package. One reason they give for this requirement is that they contend that to not do so would constitute a ‘gift of public funds’ which is illegal under
    TagsAvigation Easement, Port Packages
  • Avigation Easement Live Sample

    This is the binding legal document that home owners within the mandated distance of the airport (DNL 65) had to sign in order to receive mitigation benefits (typically insulation and triple-pane windows.) In exchange, the owner gave free use of the sky above the property to the FAA and airlines not only for themselves but
    TagsAvigation Easement
  • 2017-09-11

    Cease and desist flights over Des Moines neighborhood; public records request

    In September 2017, Des Moines, WA resident Steve Edmiston sent a certified letter demanding that the Port of Seattle and the FAA stop increased flight operations over his historic Woodmont neighborhood, arguing that no avigation easement had ever been granted over his property. He cited a dramatic rise in aircraft noise, vibrations, fumes, and nighttime flights linked to expanded use of Sea-Tac's third runway and new navigation procedures, noting that commercial operations at the airport had nearly doubled since 2003. The letter also included a formal public records request for documents related to flight procedure changes made after February 14, 2012, and outlined legal grounds under which affected homeowners may still seek damages despite general noise liability limitations.
    CategoriesCorrespondence TagsAvigation Easement, Des Moines, FAA, Port Of Seattle, Steve Edmiston
  • Admasu v. Port of Seattle

    Court of Appeals of Washington,Division 1. Kebede ADMASU, et al., Appellants, v. PORT OF SEATTLE, a Washington municipal corporation, Respondent. No. 70220–3–I. Decided: October 27, 2014 Darrell L. Cochran, Kevin Michael Hastings Pfau Cochran VertetisAmala PLLC, Tacoma, WA, Jason Paul Amala, Pfau Cochran Vertetis Amala PLLC, Seattle, WA, for Petitioner. Timothy J. Filer, Patrick J.
    CategoriesHistory, Litigation TagsAdmasu, Airports Council International, Avigation Easement, Litigation, Pfau Cochran Vertetis Amala, Property Rights, Third Runway
  • 2013-02-19

    Admasu v Port of Seattle Avigation Easements Class Action Summary Judgment

    CategoriesLitigation TagsAvigation Easement, Foster Pepper
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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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