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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.

TagNEPA(463)

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  • 2026-04-29

    Start Meeting agenda 2026429

    The StART (SEA Stakeholder Advisory Round Table) meeting scheduled for April 29, 2026 focuses on updates to the Sustainable Airport Master Plan (SAMP) Near-Term Projects and their environmental review process, including an explanation of how the state-level SEPA Environmental Impact Statement differs from the federal NEPA Environmental Assessment. The agenda includes a presentation by Port of Seattle staff, a community roundtable update, and an open public comment period. StART serves as a forum for cooperation between the Port of Seattle and communities neighboring Seattle-Tacoma International Airport.
    CategoriesMeetings TagsNEPA, Port Of Seattle, SAMP, SEPA, StART
  • Holland Knight Logo
    2026-04-16

    New York’s Expanding Environmental Regulatory Framework: A 2026 Outlook

    Highlights Monitoring plan deadlines under New York’s mandatory greenhouse gas (GHG) reporting program (Part 253) begin September 1, 2026, with first emissions data reports due June 1, 2027. The New York State Department of Environmental Conservation’s (NYSDEC) 2026 Regulatory Agenda signals additional rulemakings ahead, including a potential statewide GHG emissions reduction program. NYSDEC finalized significant
    CategoriesFrom The Web TagsEnvironment, Holland & Knight, NEPA, Newsletter, PFAS
  • 2026-04-13

    KCIA Roundtable Advisory Committee

    Meeting Objectives • Confirm topic priorities for 2026 Roundtable meetings • Discuss the Vision 2025 Preferred Alternative Concept Agenda 5:00 PM – Welcome (Ali Lee) 5:02 PM – Roll Call (Ayako Shapiro) 5:03 PM – Approve March Meeting Minutes (Ali Lee) 5:05 PM – Prioritization Exercise (Jenny Thacker) Topics identified during Feb 10th Ad Hoc
    CategoriesEvents TagsAirport Committees, King County, NEPA
  • 2026-04-13

    King County International Airport Boeing Field Roundtable Advisory Committee Meeting Agenda: April 13, 2026

    The King County International Airport (Boeing Field) Roundtable Advisory Committee held a meeting on April 13, 2026, to confirm topic priorities for 2026 meetings and discuss the Vision 2045 Preferred Alternative concept, including a Taxiway B environmental review. The agenda covered public comment, a new noise report, community engagement updates, and April public meetings, with presentations led by airport staff and consultants from RS&H. The committee represents a broad range of stakeholders, including neighborhood, labor, aviation, and business interests from the greater Seattle area.
    CategoriesMeetings TagsAdvisory Committees, Boeing Field, KCIA, NEPA, Roundtable
  • Meeting Packet April 13, 2026 Pdf
    2026-04-13

    King County International Airport Boeing Field Roundtable Advisory Committee Meeting Agenda: April 13, 2026

    Meeting agenda for the King County International Airport Boeing Field (KCIA) Roundtable Advisory Committee, April 13, 2026, 5–7 p.m., held via Zoom Webinar and in person at 7277 Perimeter Road South, Seattle WA 98108, Room 110. Agenda covers topic prioritization for 2026 Roundtable meetings, presentation on Vision 2045 Preferred Alternative by Adam Novak (RS&H), Taxiway
    CategoriesMeetings TagsAdvisory Committees, Boeing Field, KCIA, NEPA, Roundtable
  • 2026-03-24

    Sustainable Airport Master Plan Near-Term Projects Environmental Review: Additional Contract Authorization

    Port Of Seattle Commission presentation (Item 8j supp) dated March 24, 2026 requesting $1,000,000 additional contract authorization for the Sustainable Airport Master Plan (SAMP) Near-Term Projects Environmental Review. Total authorizations including this request reach $9,750,000, following previous authorizations of $3,000,000 (11/10/2015), $3,400,000 (2/25/2021), and $2,350,000 (6/27/2023). Budget increase justified by enhanced outreach and engagement in
    TagsEnvironmental Impact Statement, NEPA, Port Of Seattle Commission, SAMP, SEPA
  • 2026 03 24 rm 8j presentation SAMP ntp environmental review agreement 1 pdf
    2026-03-24

    Sustainable Airport Master Plan Near-Term Projects Environmental Review: Additional Contract Authorization

    Port Of Seattle Commission presentation (Item 8j supp) dated March 24, 2026 requesting $1,000,000 additional contract authorization for the Sustainable Airport Master Plan (SAMP) Near-Term Projects Environmental Review. Total authorizations including this request reach $9,750,000, following previous authorizations of $3,000,000 (11/10/2015), $3,400,000 (2/25/2021), and $2,350,000 (6/27/2023). Budget increase justified by enhanced outreach and engagement in
    TagsEnvironmental Impact Statement, NEPA, Port Of Seattle Commission, SAMP, SEPA
  • 2026-03-19

    Certified LIST of AGENCY RECORD March 19, 2026

    The Federal Aviation Administration filed a certified index to the administrative record in two Ninth Circuit cases challenging the FAA's September 24, 2025, Finding of No Significant Impact/Record of Decision for near-term construction and development projects at Seattle-Tacoma International Airport. The petitioners—Vashon Island Fair Skies and the City of Burien—are contesting the agency's environmental review of the airport's Sustainable Airport Master Plan. The full administrative record was made available to petitioners' counsel via an online link on March 19, 2026.
    TagsCity of Burien, FAA, NEPA, SAMP, Vashon Island Fair Skies
  • CEQ Scoping for Cumulative Effects

    This document outlines principles and steps for conducting cumulative effects analysis in environmental impact assessments. It covers identifying cumulative effects issues, establishing geographic and temporal boundaries, and determining which effects are important from a cumulative perspective. https://ceq.doe.gov/docs/ceq-publications/ccenepa/sec2.pdf
    TagsCEQ, Council on Environmental Quality, Environmental Impact Statement, NEPA
  • 2026-01-08

    Sustainable Aviation Fuel: Climate Promise, Legal Structure, and the Community Gap

    Legal analysis from Steve Taber @ Leech Tishman examining how Sustainable Aviation Fuel (SAF) addresses climate goals through federal tax incentives and production targets, while highlighting the gap between SAF’s global climate benefits and local community impacts like noise and air quality that remain unaddressed.
    TagsAirport Law, Aviation Fuel, greenwashing, Leech Tishman, NEPA, SAF

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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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