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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.

Since 2016, we've worked to obtain justice for residents living under the flight path. Noise. Pollution. Health. Compensation..

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  • Des Moines Town Homes 216th 14Th Ave
    2026-01-20 16:58

    Des Moines Town Homes 216th Street 14th Ave

    Homes built in 2023 directly under the flight path with no sound code. Across the street are homes with Port Packages.
    TagsCity Of Des Moines, Noise
  • 2026-01-06 14:17

    Airport Improvement Program Guidelines for Noise Mitigation Implementation

    This document outlines FAA guidelines for implementing noise mitigation programs under the Airport Improvement Program (AIP). It details requirements for developing specific guidelines covering acquisition programs, sound insulation, purchase assurance, and various implementation criteria including appraisals, market exposure, and relocation proposals.
    TagsAIP, Airport Improvement Program, Avigation Easement, FAA, Noise
  • 2026-01-06 14:17

    Summary – Areas of Agreement – Workshop #1 – Silence is Golden

    A community workshop summary discussing airport improvements, compatible land use in high impact noise zones, and community concerns about Sea-Tac Airport. The document covers suggestions for making the airport more community-friendly and guidelines for appropriate land uses in noise-affected areas.
    TagsAirport, Airport Committees, Noise, Sea-Tac Airport
  • 2026-01-06 14:17

    FAA Response to Port of Seattle Noise Remedy Program Questions

    FAA response providing interim answers to Port of Seattle questions about noise remedy programs, including federal funding levels, eligibility criteria, and implementation responsibilities. The letter addresses purchase assurance and sound insulation programs under the Airport Safety and Noise Abatement Act.
    TagsAirport Improvement Program, FAA, Noise, Port Of Seattle
  • 2026-01-06 14:16

    Handwritten Notes – School District Responsibilities and Community Concerns

    Handwritten notes discussing who will accept responsibility in various organizations (POS, King Co., FHP), questions about community plans, and concerns about aircraft noise impact on schools. Includes references to Boulevard Elementary School in Seattle and Denis High School with costs noted.
    TagsAircraft Maintenance, Noise
  • 2026-01-06 14:16

    Sea-Tac Communities Plan Community Involvement Program Summary of Newspaper Supplement Questionnaire Responses

    Survey results from the Sea-Tac Communities Plan showing community responses to 11 different noise improvement program possibilities. The questionnaire asked residents about their preferences for noise mitigation solutions, whether they would remain in their homes, and what programs would best solve neighborhood problems.
    TagsAirport Noise Report, Noise, Sea-Tac Airport, STCP
  • 2026-01-06 14:15

    Airport Noise Remedy Update – Preliminary Program Boundaries

    A comment form for an open house presentation regarding the Airport Noise Remedy Update program. The form requests public feedback on preliminary program boundaries presented for review.
    TagsAirport Noise Remedy Update, community engagement, Noise, Sea-Tac Airport
  • 2026-01-06 14:15

    Response to Comments on Sea-Tac Communities Plan Draft Environmental Impact Statement

    A response letter addressing comments on the Sea-Tac Communities Plan Draft Environmental Impact Statement, discussing revisions to Noise Remedy Program areas and explaining that the majority of petition signers have had their noise programs upgraded due to various factors including summer flight patterns and topographic inspections.
    TagsEnvironmental Impact Statement, Noise, Port Of Seattle, Sea-Tac Airport, STCP
  • Acoustic Weighting Curves 1 100Hz Red Arrow
    2026-01-04 23:07

    Acoustic Weighting Curves 100Hz Red Arrow

    A-Weighting minimizes the impact of low frequency sound by a factor of four!
    TagsNoise
  • 2025-10-22 00:00

    New York Community Aviation Roundtable JFKennedy Airport Committee LaGuardia Airport Committee Meeting Agenda

    Meeting agenda for the New York Community Aviation Roundtable covering both JFK and LaGuardia Airport Committees. The agenda includes presentations on environmental intelligence technology, noise monitoring, preferential runway programs, and questionnaire analysis regarding noise problems at both airports.
    TagsAirport Committees, Noise, NYCAR, Roundtable

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  • PSCAA Advisory Council Meeting Agenda
    Add to CalendarMWednesday Mar 11, 9:00am - 11:35am
    1904 3rd Avenue, Suite 105, Seattle, WA 98101
    Call to order – Roll Call – Quorum Established – Land Acknowledgement We would like to acknowledge that our Agency operates in four present-day counties, which are the traditional lands of the Coast Salish people, past and present. This acknowledgement does not take the place of authentic relationships with indigenous communities in our jurisdiction and [...]

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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!

This is the first study to combine a one-year mobile monitoring campaign with PMF (Positive Matrix Factorization) analysis to simultaneously estimate source-specific air pollution exposures and emission factors of different vehicle types. This methodology can be extended to other metropolitan areas.
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