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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.

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  • Stcp chapter unk pg 12 sea tac communities plan north conversion area

    Sea-Tac Communities Plan — North Conversion Area Planning Map

    A planning map labeled 'Sea-Tac Communities Plan' showing the North Conversion Area near Seattle-Tacoma Airport, identifying key features including S.R. 518, S. 152nd and S. 154th Streets, 24th and 32nd Avenues S., Riverton Heights Elementary, a postal facility, Ferrucci Addition, grid cells Q-16 and Q-17, Olympic Mountains view corridor, runway view corridor, and the East Conversion Area along Pacific Highway South (99). Sponsored by the Port of Seattle and King County, document reference POS 1019, page 6.6.4.
    TagsKing County, Map, Port Of Seattle, Sea-Tac Communities Plan, STCP
  • Stcp chapter unk pg 10 seatac communities plan

    Sea-Tac Communities Plan North Reinforcement Area Program Map (POS 1057, Sheet 6.6.5, Page 10)

    This planning map (document number POS 1057, sheet 6.6.5, page 10) from the Sea-Tac Communities Plan depicts the North Reinforcement Area program application, showing grid cells N-1 through N-7 and O-1 through O-7 near Seattle-Tacoma International Airport. Sponsored by the Port of Seattle and King County, the map identifies land-use categories including current airport lands, acquisition zones, purchase guarantee areas, cost-sharing insulation areas, and limited cost-sharing insulation areas, with landmarks such as Boeing Field International, the Duwamish River, Glendale Junior High, Southern Heights Elementary, and Rainier Golf and Country Club.
    TagsKing County, Map, Port Of Seattle, Sea-Tac Communities Plan, STCP
  • Stcp chapter unk pg 8 industrial land use

    Sea-Tac Communities Plan Industrial Land Use Map

    A planning document titled 'Sea-Tac Communities Plan' showing an industrial land use map of the Sea-Tac area, sponsored by the Port of Seattle and King County (document reference 5.5.1). The map highlights industrial land use zones in black, with a dashed boundary indicating a specific study or airport area, and is catalogued as POS 20895.
    TagsKing County, Land Use, Port Of Seattle, Sea-Tac Communities Plan, STCP
  • Stcp chapter unk pg 6 business commercial land use

    Sea-Tac Communities Plan — Business/Commercial Land Use Map (POS 731, Section 5.5.1)

    Cover page of the Sea-Tac Communities Plan document titled 'Business/Commercial Land Use,' reference number POS 731, section 5.5.1. The plan was sponsored by the Port of Seattle and King County, and features a black-and-white map depicting commercial land use zones in the Sea-Tac area.
    TagsKing County, Land Use, Port Of Seattle, Sea-Tac Communities Plan, STCP
  • Stcp chapter unk pg 6 arterials streets and roads

    Sea-Tac Communities Plan Map 4.2.7 — Arterials, Streets, and Roads

    A planning map labeled 'Sea-Tac Communities Plan' showing arterials, streets, and roads in the Sea-Tac area, document number POS 649, map sheet 4.2.7. The map identifies existing state arterials, county and city urban arterials (major, secondary, and collector), with visible street labels including SW Roxbury St, S 188th St, S 216th St, S 288th St, SR 518, SR 509, and US 99; sponsored by the Port of Seattle and King County.
    TagsKing County, Map, Port Of Seattle, Sea-Tac Communities Plan, STCP
  • Stcp chapter 323 pg 2 project management and organization

    Sea-Tac Airport Environmental Study Project Management and Organization Chart

    An organizational chart titled 'project management and organization' showing the hierarchy for a Sea-Tac Airport environmental study, with King County (Council/Executive) and Port of Seattle (Commission/Management) at the top, flowing through a Policy Advisory Committee and Project Director, down to Study Team Managers, and ending with study areas including Noise Studies, Water Studies, Air Quality Studies, Community Attitudes Survey, Airport Solid Waste Study, and Other Environmental and Planning Studies. Document is labeled POS 588, page 3.2.3.
    TagsKing County, Policy Advisory Committee, Port Of Seattle, Sea-Tac Airport, STCP
  • Stcp chapter 321 pg unknown study area and airport vicinity planning areas

    Sea-Tac Communities Plan Study Area and Airport Vicinity Planning Areas Map

    Cover page of the Sea-Tac Communities Plan document (map sheet 3.2.1, page 4), jointly sponsored by the Port of Seattle and King County, showing a topographic base map of the Sea-Tac area with red-outlined rectangles delineating the study area and airport vicinity planning zones around Seattle-Tacoma International Airport. The document is catalogued as POS 20753.
    TagsKing County, Map, Port Of Seattle, Sea-Tac Airport, Sea-Tac Communities Plan
  • Stcp chapter 6 pg 37 west acquisition area planned use

    Sea-Tac Communities Plan West Acquisition Area Planned Land Use Map

    This planning map, sponsored by the Port of Seattle and King County, depicts the West Acquisition Area planned land uses near Seattle-Tacoma International Airport, showing the West Conversion Area, Southwest Conversion Area, cargo and maintenance facilities, airport viewing park, taxiway C extension, and key circulation features including SR-509 and Des Moines Way S. The map is labeled as page 37, section 6.6.3 of the Sea-Tac Communities Plan.
    TagsLand Use, Map, Port Of Seattle, Sea-Tac Airport, Sea-Tac Communities Plan
  • Stcp chapter 6 pg 36 west acquisition area present situation

    Sea-Tac Airport West Acquisition Area Present Situation Planning Map

    This planning map, sponsored by the Port of Seattle and King County, depicts the West Acquisition Area adjacent to Seattle-Tacoma International Airport, showing current airport lands, acquisition area boundaries, streams, wetlands, heavy vegetation, and residential structures. Key features labeled include Walker Creek, Des Moines Way South, 12th Ave S, S. 170th St, S. 176th St, S. 188th St, Taxiway C, the North Airport Freeway, the Passenger Terminal Area, and the Cargo and Maintenance area.
    TagsKing County, Map, Port Of Seattle, Sea-Tac Airport, STCP
  • Stcp chapter 6 pg 12 sea tac communities plan

    Sea-Tac Communities Plan Chapter 6 Page 12 — North Conversion Area Map

    This is page 12 (document reference 6.6.4, POS 21178) of the Sea-Tac Communities Plan, co-sponsored by the Port of Seattle and King County. The map depicts the North Conversion Area near Seattle-Tacoma International Airport, showing current airport lands, grid cells subject to noise-criteria program application, conversion area boundaries, key circulation features, the Ferrucci Addition, a postal facility, Riverton Heights Elementary, S. 152nd and S. 154th Streets, 24th Ave S., 32nd Ave S., Pacific Highway South (SR 99), the North Airport Freeway, and SR 518.
    TagsKing County, Map, Port Of Seattle, Sea-Tac Airport, Sea-Tac Communities Plan

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  • KCIA 2026 FOD Walk
    Add to CalendarMSaturday Aug 15, 7:30am - 10:00am
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    Museum of FlightSeattle, WA Saturday, August 15  •  7:30 AM – 10 AM Overview Join us for the KCIA 2026 FOD Walk—let’s keep the runway clean and have some fun together! Join Us for the KCIA 2026 FOD Walk! Get ready to step out and enjoy an awesome in-person event all about keeping our spaces

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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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