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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.

TagPort Of Seattle(1845)

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  • 2001-11-15

    EXH AR006137: ACC Updated Preliminary List of Exhibits, PCHB No. 01-160

    Airport Communities Coalition (ACC) updated preliminary list of exhibits filed with the Pollution Control Hearings Board (PCHB) in case No. 01-160, ACC v. State of Washington Department of Ecology and Port Of Seattle. Lists 29 exhibits including 401 Certifications, depositions, resumes and declarations of Amanda Azous and Dyanne Sheldon, letters from Northwest Hydraulic Consultants, Corps
    TagsACC, Ecology, PCHB, Pollution Control Hearings Board, Port Of Seattle
  • 2001-11-15

    EXH AR006154: ACC’s Updated Preliminary List of Witnesses — PCHB No. 01-133 and 01-150

    Airport Communities Coalition (ACC) updated preliminary witness list filed with the Pollution Control Hearings Board (PCHB) for Washington State, case numbers PCHB No. 01-133 and PCHB No. 01-150, against respondents Department of Ecology and Port Of Seattle. Filed November 15, 2001 by Helsell Fetterman LLP and Rachael Paschal Osborn. Lists Department of Ecology personnel including
    TagsACC, Ecology, PCHB, Pollution Control Hearings Board, Port Of Seattle
  • 2001-11-15

    EXH AR006159: Port Of Seattle’s Objections to Issues Proposed by ACC, PCHB Case No. 01-160

    Port Of Seattle’s objections filed November 15, 2001 to three issues proposed by Airport Communities Coalition (ACC) in Pollution Control Hearings Board (PCHB) Case No. 01-160, concerning §401 certification for the Third Runway project. Objects to ACC Proposed Issues 11, 18, and 19: Issue 11 concerns dam safety permit requirements under WAC 173-175 and reasonable
    TagsACC, PCHB, Pollution Control Hearings Board, Port Of Seattle, Third Runway, Water Quality
  • 2001-11-15

    EXH AR006162: Port Of Seattle Letter to PCHB on Plans and Reports Pursuant to §401 Certification, PCHB Case No. 01-160

    Letter from Foster Pepper & Shefelman (attorneys for Port Of Seattle) to Kaleen Cottingham, Presiding Officer, Pollution Control Hearings Board (PCHB Case No. 01-160), dated November 15, 2001, identifying plans and reports prepared or expected to be prepared pursuant to §401 Certification. Lists documents submitted on or before November 15, 2001 (Wetland A17 mitigation plan,
    TagsACC, Clean Water Act, Ecology, PCHB, Pollution Control Hearings Board, Port Of Seattle
  • 2001-11-15

    PCHB Doc AR006187: ACC v. Ecology and Port Of Seattle — Supplemental Stipulation Regarding Proposed Statement of Legal Issues

    Supplemental Stipulation filed in PCHB No. 01-160, Airport Communities Coalition (ACC) v. State of Washington Department of Ecology and Port Of Seattle. Filed November 15, 2001, received by the Pollution Control Hearings Board November 16, 2001. Documents 21 agreed proposed legal issues for the Board’s consideration, covering Clean Water Act Section 401 certification for the
    TagsACC, Clean Water Act, Pollution Control Hearings Board, Port Of Seattle, Third Runway
  • 2001-11-15

    EXH AR006193: Ecology’s Objections to Issues Proposed Separately by ACC

    Respondent Washington State Department of Ecology’s objections filed before the Pollution Control Hearings Board (PCHB No. 01-133, PCHB No. 01-160) to issues proposed separately by Airport Communities Coalition (ACC). Ecology objects to ACC Issue No. 2 as outside the Board’s jurisdiction over the 401 Certification, and to ACC Issue No. 3 as duplicative, vague, and
    TagsACC, Ecology, Pollution Control Hearings Board, Port Of Seattle, Water Quality
  • 2001-11-02

    AR 026273: Response to ACOE Questions on 26 October 2001 Submittals — STIA MPU Natural Resource Mitigation

    Parametrix, Inc. (Jim Kelley, Ph.D.) transmittal to Muffy Walker, U.S. Army Corps of Engineers (ACOE), dated November 2, 2001, responding to ACOE questions on 26 October 2001 submittals for the Sea-Tac International Airport (STIA) Master Plan Update (MPU) Natural Resource Mitigation project (Project No. 556-2912-001-03). Responses address: 1980 and 1990 air photos and wetland overlays
    TagsACC, Army Corp of Engineers, Des Moines Creek, Environmental Impact Statement, Miller Creek, Pollution Control Hearings Board, Port Of Seattle
  • 2001-11-02

    EXH AR052350: Geotechnical Summary Report — Third Runway Embankment and MSE Retaining Walls, STIA

    Hart Crowser, Inc. geotechnical summary report prepared for the Port of Seattle for presentation to the U.S. Army Corps of Engineers (Seattle District), dated November 2, 2001, project number 4978-06. Covers design of the Third Runway embankment and three mechanically stabilized earth (MSE) retaining walls (50–135 feet height) at Seattle-Tacoma International Airport (STIA). Addresses 17,000,000
    TagsACC, Army Corp of Engineers, Earthquake, Mechanically Stabilized Earth, Pollution Control Hearings Board, Port Of Seattle, Third Runway
  • 2001-11-02

    EXH AR006206: ACC v. Ecology and Port Of Seattle — Stipulation Regarding Proposed Statement of Legal Issues, PCHB No. 01-160

    Stipulation filed November 2, 2001 in PCHB No. 01-160 by Airport Communities Coalition (ACC) against Washington State Department of Ecology and Port Of Seattle, pursuant to Pre-Hearing Order dated October 30, 2001. Three stipulated legal issues: (1) whether Ecology violated applicable law on public and agency notice, hearing, comment, and modification regarding the original 401/404
    TagsACC, Clean Water Act, Ecology, Pollution Control Hearings Board, Port Of Seattle
  • 2001-11-02

    EXH AR018323: Geotechnical Summary Report — Third Runway Embankment and MSE Retaining Walls, Seattle-Tacoma International Airport

    Hart Crowser geotechnical summary report (project 4978-06) prepared for the Port of Seattle for presentation to the U.S. Army Corps of Engineers, November 2, 2001. Covers Third Runway embankment construction at Seattle-Tacoma International Airport: 17,000,000 cubic yards compacted earth fill, maximum fill thickness 165 feet, 2H:1V side slopes, three Mechanically Stabilized Earth (MSE) retaining walls
    TagsACC, Army Corp of Engineers, Mechanically Stabilized Earth, Miller Creek, Pollution Control Hearings Board, Port Of Seattle, Third Runway

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Upcoming Events

  • KCIA 2026 FOD Walk
    Add to CalendarMSaturday Aug 15, 7:30am - 10:00am
    9404 East Marginal Way South, Seattle, WA 98108
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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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