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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.

TagPart 150(56)

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  • 2026-06-08

    Part 150 Study Technical Review Committee Meeting #6

    Presentation slides for the sixth meeting of the Part 150 Study Technical Review Committee (TRC) for Seattle-Tacoma International Airport, held June 8, 2026. The meeting covered potential Noise Compatibility Program (NCP) measures including noise abatement, land use, and program management. The agenda also included a review of the previous meeting summary, project schedule, and future
    TagsLand Use, Part 150, Port Of Seattle, Sea-Tac Airport
  • Trc mtg6 part150 060826 final pdf
    2026-06-08

    Part 150 Study Technical Review Committee Meeting #6

    Presentation slides for the sixth meeting of the Part 150 Study Technical Review Committee (TRC) for Seattle-Tacoma International Airport, held June 8, 2026. The meeting covered potential Noise Compatibility Program (NCP) measures including noise abatement, land use, and program management. The agenda also included a review of the previous meeting summary, project schedule, and future
    TagsLand Use, Part 150, Port Of Seattle, Sea-Tac Airport
  • End of Block Seapart150.Com

    End of Block example from 2032 Part 150

    TagsPart 150
  • Trc Mtg4 Part150 081125 1

    TagsPart 150
  • NDAA Section 8801
    2025-12-12

    Pilot program for sound insulation repair and replacement passes in Defense bill

    Smith/Murray provide funding. And so many loopholes. The House of Representatives has passed its mandated National Defense Authorization Act for Fiscal Year 2026. Near the end of the bill is Section 8801, language previously put forward by Congressman Adam Smith WA-9 to allow the FAA to provide grant funding for updates to existing sound insulation
    CategoriesNews Stories TagsAdam Smith, FAA, National Defense Authorization Act, Part 150, Sound Insulation
  • 2025-12-08

    SEA Part 150 Technical Review Committee TRC meeting #5 summary

    Summary of the fifth Technical Review Committee meeting for Seattle-Tacoma International Airport’s Part 150 Noise Study. The meeting covered updates on public workshops, outreach to community organizations, Noise Compatibility Program overview, and a working session on potential noise abatement measures.
    CategoriesMeetings TagsPart 150, Port Of Seattle
  • 2025-11-15

    Sea-Tac Airport Part 150 Study Virtual Public Workshop Transcript

    Hello and welcome to the virtual public workshop for the Part 150 study for Seattle-Tacoma International Airport. We appreciate you attending this workshop today and your participation and input is a key component of this study. This series of workshops is a continuation of the in-person workshops that were held starting on September 30th. Today
    CategoriesTranscripts TagsESA, FAA, Part 150
  • 2025-10-15

    Sea-Tac Airport Part 150 Full NEM Virtual Workshop Recording

    JENNY THACKER (PRR, Virtual Meeting Facilitator): All right, welcome everybody to the Part 150 study for Seattle Tacoma International Airport virtual public workshop. I’m Jenny Thacker from PRR and I’ll be your virtual meeting facilitator this evening. All participants are automatically muted upon arrival and will remain muted through the entire meeting and those who
    CategoriesMeetings TagsESA, FAA, Part 150, Sea-Tac Airport
  • The PFC Explainer

    Every time you fly out of Sea-Tac, $4.50 of your ticket price goes directly to the airport. That charge, called a Passenger Facility Charge (PFC), is a multi-billion dollar fund, and one of the biggest single revenue sources for airport expansion. In the past it was used for noise-mitigation programs. Today? Not so much.
    TagsFAA, Part 150, PFC
  • 2025-10-01

    NEM_Wkshp_Boards_8

    A presentation introducing the Part 150 Study process for Seattle-Tacoma International Airport. The document explains the federal regulatory framework for preparing Noise Exposure Maps and Noise Compatibility Programs, outlines the phases of the study process, and provides historical context of previous Part 150 studies conducted at SEA from 1985 to 2014.
    Tagscommunity engagement, Noise, Part 150, Port Of Seattle, Sea-Tac Airport

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Upcoming Events

  • Joint Des Moines and Burien Airport Committee Meeting
    Add to CalendarMMonday Jul 13: 4:00pm
    21630 11th Avenue S, Suite C,
    July 13 2026 joint des moines and burien airport committee meeting agenda packet pdf

    Agenda Item: 2026 Aviation Noise & Emissions Symposium Summary Document Link

    [...]
  • Rep. Adam Smith Aviation Forum
    Add to CalendarMSaturday Jul 18, 1:00pm - 2:00pm
    2400 S. 240th St,
    Event image 1

    From the Office of Congressman Adam Smith: Highline College (Building 8, Mt. Townsend Room)Des Moines, WA Saturday, July 18 • 1 PM – 2 PM Join Rep. Adam Smith for an Aviation Forum. Attendees will have questions and concerns about aviation noise and emissions. RSVP today! Representative Adam Smith is hosting an aviation forum with

    [...]

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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!

A report examining the barriers to implementing sustainable aviation fuel (SAF) in Massachusetts, authored by Neil Rasmussen and Chuck Collins from the Institute for Policy Studies. The report analyzes challenges and obstacles facing SAF adoption in the state.
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