Skip to content
  • STNI
  • Statistics
    • Ops and Passengers
    • Financials
    • Air Quality Monitoring
    • Flight Tracking
      • Flow and Flight Tracks
      • Five Year Comparison
      • Busiest Hours and Days
    • SEL Noise Reports & Graphs
      • Noise Events mapped
      • Noise Events (SEL)
        • About The Permanent Noise Monitors
    • Runways
    • Employees
    • Real Estate
      • Port Properties and Trees mapped
    • Parking
  • Events
  • Protest
    • Legislation 2026
    • Complain about a particular flight
    • Regular Events
    • Advocacy Organizations
    • Media Outlets
    • People
    • The Port of Seattle
      • Commission Meetings
      • Public Records Requests
      • StART
      • Highline Forum
    • Contact Your Electeds
  • Resources
    • FAQs
      • FAA Occurrences/Accidents/Indents
    • The unSustainable Airport Master Plan
      • SAMP Record of Decision/FONSI (2025)
      • SAMP Draft EA (October 2024)
      • 2018 Scoping
    • Port Packages
      • Port Package Property Costs
      • Port Packages mapped
      • The Port Package Explainer
      • So you want a (first-time) Port Package? Start here
      • Port Package Looker Upper
      • How do I determine if I have a Port Package or Avigation Easement?
      • Progress on Port Package Update legislation
      • Having a Port Package Problem?
      • Port Package Site Visit Follow-Up
    • Document Library
    • Explainers
      • The Airport Law Cheat Sheet
      • The Grant Explainer
    • External Articles
    • History
      • Timeline
    • Studies
    • Videos
  • Stories
  • Mission
  • Subscribe
  • Contact
Scroll down to content

Get InformedStay Informedx

I understand that you will never share my information with anyone, you will only use it to keep me updated on relevant events and that I may unsubscribe at any time.

STNI
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.

TagScience Direct(2)

Advanced Search Options

  • Dates
  • Media
    • External Articles
    • Images
    • PDFs
    • Video
    • Audio
  • Order By
  • Air pollution, white matter microstructure, and brain volumes Periods of susceptibility from pregnancy to preadolescence

    TagsEnvironmental Pollution Journal, Health, pollution, Science Direct
  • Estimates of HVAC filtration efficiency for fine and ultrafine particles of outdoor origin

    Parham Azimi, Dan Zhao, Brent Stephens Department of Civil, Architectural and Environmental Engineering, Illinois Institute of Technology, Chicago, IL, USA Received 31 July 2014, Revised 26 August 2014, Accepted 3 September 2014, Available online 4 September 2014. Abstract This work uses 194 outdoor particle size distributions (PSDs) from the literature to estimate single-pass heating, ventilating, and air-conditioning (HVAC) filter removal efficiencies for
    CategoriesFrom The Web TagsAtmospheric Science, HEPA Filters, indoor air quality, MERV, Science Direct, Ultrafine Particulates
Sidebar On/Off

Upcoming Events

  • Port of Seattle Commission Meeting – Resolution No. 3848
    Add to CalendarMTuesday Apr 28: 12:00am
    Port of Seattle

    Agenda Item 10b Resolution No. 3848: Port of Seattle Participation in City of Bellevue Tax Increment Area Approval of the Port’s participation in the city of Bellevue’s tax increment area, as authorized under RCW 39.114.020. Key Points: Authorization for City of Bellevue to enact increment area up to $500,000,000 in combined assessed valuation if connected

    [...]
  • Port of Seattle Regular Commission Meeting April 28, 2026
    Add to CalendarMTuesday Apr 28: 12:00pm
    17801 International Blvd, Seattle, WA 98158
    2026 04 28 RM Packet Pdf 1

    # New Business Items
    **Order No. 2026-04:** Directs Executive Director to explore a program facilitating secure area access for union business requirements at Seattle-Tacoma International Airport.

    **Resolution No. 3848:** Approves Port's participation in City of Bellevue's Tax Increment Area.

    **Fishermen's Terminal C-15 Building Improvements:** Authorization for Executive Director to approve funding to advertise and execute a major public works construction contract for project completion.

    [...]
  • StART (SEA Stakeholder Advisory Round Table) Meeting
    Add to CalendarMWednesday Apr 29, 5:00pm - 7:00pm
    Zoom Webinar
    Start Meetingagenda 2026429 Pdf 1

    - **SAMP Environmental Review**: Detailed comparison between SEPA Environmental Impact Statement and NEPA Environmental Assessment processes for Near-Term Projects
    - **Community Roundtable Updates**: Progress report on airport stakeholder engagement initiatives
    - **Next Steps**: Implementation timeline for environmental review findings

    **Notable Action Item:**
    Public comment period opened for stakeholder input on airport development plans.

    [...]

[See all...]


Help study childhood asthma. Get free HEPA filter!

read more...

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.
read more...

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.
continue...

The Podcast!

Subscribe to the only podcast devoted to policies, politics, history, impacts for people living under the flight path everywhere. It’s definitely not just about noise!
  • Sea-Tac Noise.Info
  • Connect with STNI

    • Subscribe
    • Port Package Problem?
    • Donate
    • Podcast
    • Socials
      • Facebook
      • X (Twitter)
      • Bluesky

    "BAC – SP – Tosta Rationale for suspending participation, FAA Roundtable Part 150 Worksheet_0001" — , 2024

  • Learn

    • Frequently Asked Questions
    • Explainers
    • Youtube
    • Research Requests
    • Make a complaint
  • Goals

    Fulfill the promises of 1976:
    • Compensation
    • Reduced noise
    • Improved air quality
    • Environmental remediation
Login/Register
©2026•Data Privacy

Message

Manage Cookie Consent
We use cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
  • Manage options
  • Manage services
  • Manage {vendor_count} vendors
  • Read more about these purposes
View preferences
  • {title}
  • {title}
  • {title}
V V