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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.

TagAirports(27)

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  • Media
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  • 2023-11-15

    Federal Register Policy on Definition of Aeronautical Activities

    ★ 32
    FAA proposes to update its definition of ‘aeronautical activity’ to include unmanned aircraft systems (UAS), advanced air mobility (AAM), and commercial space launch operations. The revised definition affects airport operators’ obligations under Federal grants to maintain airports for public aviation use.
    CategoriesKey Documents, Legislation TagsAdvanced Air Mobility, AIP, Airport, Airport Improvement Program, Airports, Federal Aviation Administration
  • 2021-12-24

    Master Plan Stakeholder Committee

    ★
    A comprehensive list of stakeholders and their representatives for a Master Plan Stakeholder Committee, including representatives from Boeing, FAA, airlines, local government districts, education institutions, and aviation organizations. The document also includes staff and consultant information with airport directors and operations personnel.
    CategoriesKey Documents TagsAirport, Airport Committees, Airports, Aviation Committees, Boeing
  • 2021-10-01

    Ground Noise Study Progress Update

    ★
    A progress update presentation on a ground noise study conducted at Seattle-Tacoma International Airport (SEA) in October 2021. The document covers acoustic terminology including sound measurement metrics, sound propagation principles, scope of work, noise monitoring procedures, and next steps for the ongoing study.
    CategoriesKey Documents TagsAirport, Airport Noise Report, Airports, Aviation Noise & Emissions Symposium
  • 2026-02-03

    Airport Finance & Grant Compliance

    Presentation materials covering airport finance and grant compliance topics. Includes information about airport ownership structures (state, city, county, port authority, airport authority, military) and different types of airports (private, commercial, general aviation, GA reliever, military, non-controlled FAA airports).
    TagsAirport, Airport Improvement Program, Airports, Port Of Seattle
  • 2026-01-30

    Community Project Funding/Congressionally Directed Spending

    A comprehensive list of congressionally directed spending for Department of Transportation projects, including airport improvements, runway expansions, and aviation infrastructure projects across multiple states. The document details funding amounts, recipients, and the congressional representatives who requested each project.
    TagsAIP, Airport Improvement Program, Airports, DOT
  • 2025-12-01

    Washington aviation system plan executive summary

    Executive summary of WSDOT’s statewide aviation system plan evaluating Washington’s public-use airport system performance and 20-year needs. The 2025 update examines airport roles, facilities, aviation activity, forecasts, capacity, access, emerging technologies, system performance, policy direction, and implementation costs for 133 airports.
    TagsAirports, Washington Aviation System Plan, WASP, WSDOT
  • Wasp executive summary pdf
    2025-12-01

    Washington aviation system plan executive summary

    Executive summary of WSDOT’s statewide aviation system plan evaluating Washington’s public-use airport system performance and 20-year needs. The 2025 update examines airport roles, facilities, aviation activity, forecasts, capacity, access, emerging technologies, system performance, policy direction, and implementation costs for 133 airports.
    TagsAirports, Washington Aviation System Plan, WASP, WSDOT
  • 2025-11-06

    KORD Terminal Chicago O’Hare Tunnel with Moving Walkway

    A vibrant architectural photograph showing an airport transit tunnel or moving walkway with dramatic lighting effects in blue, orange, and yellow hues. People with luggage can be seen using the facility.
    TagsAirport, Airports, O'Hare
  • 2025-10-26

    Heathrow T5 Airport Terminal Building with Aircraft at Gates

    Image shows a modern airport terminal building with a curved glass facade and multiple aircraft parked at gates. Several commercial airliners are visible on the tarmac with ground support equipment and vehicles. The terminal appears to be a major hub facility with multiple levels and extensive gate infrastructure.
    Tagsaircraft, Airline Industry, Airport, Airports
  • 2025-06-07

    Security Checkpoint 1 at SEA Airport

    Interior view of Security Checkpoint 1 at Seattle-Tacoma International Airport showing the checkpoint area with information displays, workers in high-visibility vests, and the modern terminal architecture with glass ceiling and aircraft display overhead.
    TagsAirport, Airports

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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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Help study childhood asthma. Get free HEPA filter!

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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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