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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.

TagEnvironment(185)

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  • 2002-10-22

    Exhibit 2233: Sources of Urban Stormwater Pollutants Defined in Wisconsin

    Technical Note #15 from Watershed Protection Techniques, I(1):30-31, covering sources of urban stormwater pollutants as defined in Wisconsin. Based on Bannerman, R., D. Owens, R. Dodds, and N. Hornewer (1993) study published in Water Science & Technology (28):3-5, pp. 241-259. Over 300 runoff samples collected from 46 micro-sites in two watersheds. Documents pollutant concentrations of
    TagsAcademic Journals, ACC, Environment, pollution, Pollution Control Hearings Board, Stormwater, Water Quality
  • 2002-10-22

    EXH AR034841: Cars Are Leading Source of Metal Loads in California

    Technical Note #13 from Watershed Protection Techniques 1(1):28, summarizing a Santa Clara Valley Nonpoint Source Program study on metal pathways into the Lower San Francisco Bay. Cars and vehicles found to produce over 50% of total loads of copper, cadmium, and zinc; brake pad wear alone accounts for 50% of total copper load; tire wear
    TagsACC, Environment, pollution, Pollution Control Hearings Board, Stormwater, Water Quality
  • 2002-10-22

    EXH AR034586: Compensating for Wetland Losses Under the Clean Water Act

    National Research Council publication by the Committee on Mitigating Wetland Losses, Board on Environmental Studies and Toxicology, and Water Science and Technology Board titled ‘Compensating for Wetland Losses Under the Clean Water Act.’ AR034586, Exhibit-2178. Covers mitigation compliance standards including jurisdictional hydrology, wetland delineation, hydrological performance standards, design standards for mitigation sites, USACE wetland filling
    TagsACC, Army Corp of Engineers, Clean Water Act, Environment, National Academies of Sciences, Pollution Control Hearings Board, Water Quality
  • 2002-10-22

    EXH AR034994: Attachment B — Wetland Acreage Impacts by Wetland Function

    Attachment B table summarizing wetland acreage impacts by wetland function, associated with AR034994. Lists nine wetland functions including Resident/Anadromous Fish (8.6 acres), Passerine Birds (14.9 acres), Waterfowl (1.9 acres), Amphibians (9.8 acres), Small Mammals (13.2 acres), Exports Organic Matter (10.9 acres), Ground Water Exchange (13.0 acres), Flood Storage (4.6 acres), and Nutrient/Sediment Trapping (16.3 acres).
    TagsACC, Environment, Environmental Impact Statement, NEPA, Pollution Control Hearings Board, Water Quality
  • 2002-10-21

    EXH AR017902: Table 4 Stormwater Quality Comparators

    Table 4 Stormwater Quality Comparators comparing water quality data across multiple study sites including NURP 1983, BURP 1984, Metro 1982, Bellevue 1995, Highway Runoff 1981, Portland NPDES 1993, and STIA Landside and Airfield locations. Parameters measured include pH, TPH, fecal coliforms, BOD5, TSS, turbidity, glycols, copper (Cu), lead (Pb), and zinc (Zn) in units of
    TagsACC, Environment, NPDES, Pollution Control Hearings Board, Sea-Tac Airport, Stormwater, Water Quality
  • 2002-03-29

    EXH AR054467: Compensating for Wetland Losses Under the Clean Water Act — National Academy Press Order Card

    National Academy Press promotional order card for the publication ‘Compensating for Wetland Losses Under the Clean Water Act’ (item code WETLOS, price $49.95), received by the Environmental Hearings Office on March 29, 2002. AR numbers 054467, 054468, 054469. Includes order form for North America customers with mailing address National Academy Press, 2101 Constitution Avenue NW,
    TagsACC, Clean Water Act, Environment, National Academies of Sciences, PCHB, Pollution Control Hearings Board
  • 2002-02-01

    EXH AR031007: Washington State Wetland Mitigation Evaluation Study Phase 2: Evaluating Success

    Washington State Department of Ecology Shorelands & Environmental Assistance Program study (Publication No. 02-06-009, AR 031007) authored by Patricia Johnson, Dana L. Mock, Andy McMillan, Lauren Driscoll, and Tom Hruby. Phase 2 evaluation of wetland mitigation success across 24 projects in Washington State, published February 2002. Companion document Appendix F (publication #02-06-010) contains individual project
    TagsACC, Ecology, Environment, Pollution Control Hearings Board, State of Washington
  • 2002-01-30

    EXH AR053384: SSA Study Baseflow Sample Results

    SSA Study Baseflow Sample Results data tables (mg/l) from 2/19/02 Preliminary Draft, dated 1/30/02, covering water quality sampling at stations including DMEssa, NPool, DMKCwelr, MCssa, MC8h, WCjcN, WCcpS, WC171tst, Reba, and others. Parameters include pH, alk, hard, TSS, DOC, Ca2+, Mg2+, d-Cu, TR-Cu, d-Zn, TR-Zn, d-Cd, TR-Cd, TR-Cr, TR-Pb, TR-Ni across baseflow events (BF1-1 through
    TagsACC, Environment, Pollution Control Hearings Board, Sea-Tac Airport, Water Quality
  • 2002-01-28

    EXH AR026431: Absorbent Boom in Stream Below SDS1 Outfall — Turbid Effluent Photos, Jan 28, 2002

    Two photographs taken by P. Willing on January 28, 2002, document an absorbent boom placed in a stream below the SDS1 outfall, a pollution-control measure used to contain contaminants. The second photo highlights turbid (murky) effluent visible in the stream, indicating water quality concerns at the site. These images appear to be part of an environmental monitoring or spill-response record associated with drainage infrastructure near Sea-Tac Airport.
    TagsACC, Environment, PCHB, Pollution Control Hearings Board, Sea-Tac Airport, Stormwater, Third Runway, Water Quality
  • 2001-12-12

    EXH AR026986: Third Runway Project Off-Site Borrow Source Baseline Chemical Characterization, Marine View Pit, Fife, Washington

    Hart Crowser, Inc. report prepared for Port Of Seattle, December 12, 2001, project number 4978-06. Baseline chemical characterization of the Marine View Pit in Fife, Washington, as an off-site borrow source for the Third Runway Project at Sea-Tac Airport. Report includes total metals analytical results, soil sample descriptions, site plan schematic and sample location map,
    TagsACC, Environment, Pollution Control Hearings Board, Port Of Seattle, soil, Third Runway

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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

    [...]
  • Commercial Aviation Work Group
    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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