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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.

TagLandrum & Brown(62)

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  • 2024-06-01

    Purpose and Need Technical Report: Sustainable Airport Master Plan – Near-Term Projects

    This technical report, prepared by Landrum & Brown for the Port of Seattle in June 2024, outlines the purpose and need for near-term capital projects identified in Sea-Tac Airport's Sustainable Airport Master Plan. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs assessment, and air cargo facility requirements. The report provides the foundational justification for proposed airport improvements and infrastructure expansions at Seattle-Tacoma International Airport.
    TagsEnvironmental Impact Statement, Landrum & Brown, NEPA, Port Of Seattle, SAMP, Sea-Tac Airport, Sustainable Airport Master Plan
  • 2024-06-01

    Purpose and Need Technical Report: Sustainable Airport Master Plan – Near-Term Projects

    This technical report, prepared by Landrum & Brown for the Port of Seattle in June 2024, outlines the purpose and need for near-term capital projects identified in Sea-Tac Airport's Sustainable Airport Master Plan. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs assessment, and air cargo facility requirements. The report provides the foundational justification for proposed airport improvements and infrastructure expansions at Seattle-Tacoma International Airport.
    TagsEnvironmental Impact Statement, Landrum & Brown, NEPA, Port Of Seattle, SAMP, Sea-Tac Airport, Sustainable Airport Master Plan
  • 2024-06-01

    Environmental Justice Protocol: Seattle-Tacoma International Airport

    This document is an Environmental Justice Protocol prepared by Landrum & Brown, Incorporated for the Federal Aviation Administration and the Port of Seattle in June 2024. It addresses socioeconomics, environmental justice, and children's health considerations related to Seattle-Tacoma International Airport. The protocol provides a framework for evaluating how airport-related impacts may affect minority, low-income, and other vulnerable populations in surrounding communities.
    TagsEnvironmental Justice, FAA, Landrum & Brown, NEPA, Port Of Seattle, SAMP, Sustainable Airport Master Plan
  • 2024-06-01

    Appendix B: SAMP – Near-Term Projects: Purpose and Need Technical Report

    This technical report, prepared by Landrum & Brown for the Port of Seattle in June 2024, outlines the purpose and need for near-term construction and improvement projects identified in the Sustainable Airport Master Plan for Seattle-Tacoma International Airport. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs, and air cargo facility requirements. The report provides the foundational justification for planned airport development decisions.
    TagsEnvironmental Impact Statement, Landrum & Brown, Port Of Seattle, SAMP, Sea-Tac Airport, SEPA, Sustainable Airport Master Plan
  • Appendix b purpose need and alternatives supporting information 2 pdf
    2024-06-01

    Sustainable Airport Master Plan – Near-Term Projects: Purpose and Need Technical Report

    This technical report, prepared by Landrum & Brown for the Port of Seattle in June 2024, outlines the purpose and need for near-term construction and improvement projects identified in the Sustainable Airport Master Plan for Seattle-Tacoma International Airport. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs, and air cargo facility requirements. The report provides the foundational justification for planned airport development decisions.
    TagsEnvironmental Impact Statement, Landrum & Brown, Port Of Seattle, SAMP, Sea-Tac Airport, SEPA, Sustainable Airport Master Plan
  • 2024-06-01

    Purpose and Need Technical Report: Sustainable Airport Master Plan – Near-Term Projects

    This technical report, prepared by Landrum & Brown for the Port of Seattle in June 2024, outlines the purpose and need for near-term construction and improvement projects identified in Sea-Tac Airport's Sustainable Airport Master Plan. It is part of a broader set of supporting documents that also covers alternatives analysis, terminal needs assessment, and air cargo facility requirements. The report provides the foundational justification for proposed airport development decisions and infrastructure changes.
    TagsEnvironmental Impact Statement, Landrum & Brown, NEPA, Port Of Seattle, SAMP, Sea-Tac Airport, Sustainable Airport Master Plan
  • 2024-05-06

    Resume of Vincent Mestre, P.E.

    Vincent Mestre is a California-licensed Professional Engineer with over 40 years of experience in noise control and acoustical engineering, specializing in airport noise studies, environmental impact analyses, and computer modeling. He founded Mestre Greve Associates in 1978, later joined Landrum & Brown, and has conducted noise compatibility studies at more than two dozen U.S. airports, including international consulting work for governments and airport authorities worldwide. His published research and leadership roles in professional organizations have contributed to shaping national and international airport noise policy and monitoring standards.
    CategoriesMeetings TagsAcoustical Society of America, Airport Noise Report, Landrum & Brown, Vince Mestre
  • 2024-03-01

    Air Quality and Greenhouse Gas Technical Report: Sustainable Airport Master Plan Near-Term Projects

    This technical report, prepared by Landrum & Brown for the Port of Seattle in March 2024, analyzes air quality and greenhouse gas emissions associated with near-term projects in the Sustainable Airport Master Plan for Sea-Tac Airport. It covers emission sources including aircraft, ground support equipment, stationary and mobile sources, and construction activities. Note that following changes to federal executive orders and a 2025 Supreme Court ruling, references to climate change preparedness and cumulative impact analysis were removed from the final version, leaving only the quantified GHG emissions disclosures.
    TagsGreenhouse gases, Landrum & Brown, NEPA, Port Of Seattle, SAMP, Sustainable Airport Master Plan
  • 2024-03-01

    Sustainable Airport Master Plan – Near-Term Projects: Noise Technical Report

    This Noise Technical Report, prepared by Landrum & Brown for the Port of Seattle in March 2024, analyzes noise impacts associated with near-term construction and development projects outlined in the Sustainable Airport Master Plan for Seattle-Tacoma International Airport. The report is part of a broader Appendix J covering noise and noise-compatible land use, which also includes a Noise Modeling Protocol and a Construction Noise Technical Report. Together, these documents provide technical assessments to guide planning decisions that balance airport operations with the noise concerns of surrounding communities.
    TagsEnvironmental Impact Statement, Landrum & Brown, NEPA, Noise, Port Of Seattle, SAMP, Sustainable Airport Master Plan
  • 2024-03-01

    Appendix J: Noise 1/2 Technical Report

    This Noise Technical Report, prepared by Landrum & Brown for the Port of Seattle in March 2024, analyzes noise impacts associated with near-term construction and development projects outlined in the Sustainable Airport Master Plan for Seattle-Tacoma International Airport. The report is part of Appendix J, which covers noise and noise-compatible land use, and was developed to satisfy both federal (NEPA) and state (SEPA) environmental review requirements. It provides technical findings to help assess how proposed airport improvements may affect noise levels in surrounding communities.
    TagsLandrum & Brown, NEPA, Noise, SAMP, SEPA, Sustainable Airport Master Plan

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  • StART SEA Stakeholder Advisory Round Table
    Add to CalendarMWednesday Aug 26, 5:00pm - 7:00pm
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    START meetingagenda 2026826 final 0 pdf

    Meeting Objectives Introduce the primary feedback themes identified by StART members regarding StART’s Operating Procedures and determine areas that may warrant future discussion. 5:00 PM – Welcome Meeting Management Welcome Lead: Andrés Mantilla, Facilitator, Uncommon Bridges; Wendy Reiter, Airport Managing Director, POS 5:15 PM – Dinner: All participants eat. 5:30 PM – StART Operating Procedures

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    Add to CalendarMThursday Sep 3, 10:00am - 1:30pm
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    Cawg agenda sep 3 26 virtual pdf

    Meeting Agenda 10:00 a.m. – 10:15 a.m. | Welcome – Evan Nordby, Chair a. Introductions and Agenda Reviewb. Status of appointments and non-voting member invitationsc. Other updates as necessary 10:15 a.m. – 11:00 a.m. | Is it practical and legal to operate the western Washington [Puget Sound] airports as a single airport system? – Consultant

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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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