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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.

TagAuburn Wetland(72)

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  • Port of seattle habitat restoration and mitigation bank program 8211 aapa san diego final page 9

    Port of seattle habitat restoration and mitigation bank program page 9 Auburn

    Aerial map produced by PORTfolio showing the Auburn Wetlands Multi-Site Mitigation Bank near Auburn, WA, identifying three project components: a New Mitigation Bank Site (34 acres), the Third Runway Mitigation Site (65 acres), and a New Off-Channel Fish Access Area (11 acres), collectively labeled as Umbrella Bank Project Sites. The imagery is consistent with Sea-Tac Airport third-runway wetland mitigation planning materials.
    TagsAuburn Wetland
  • Mitigation bank project sites pdf
    2026-07-31

    Mitigation bank project sites map

    A map showing potential mitigation sites and existing Port of Seattle habitat sites in the greater Seattle area, including Terminal 25, Terminal 117, and the Auburn Site. The map covers cities including Seattle, Burien, Tukwila, SeaTac, Des Moines, Federal Way, Kent, Renton, and Auburn. Sites are categorized by land use type including storage, vacant, and
    TagsAuburn Wetland, Environmental Impact Statement, Map, Port Of Seattle, Sea-Tac Airport
  • Port of seattle habitat restoration and mitigation bank program 8211 aapa san diego final page 9

    Auburn Wetlands

    Environmental mitigation at its best and worst To build the Third Runway, the Port of Seattle proposed to fill all or parts of some 12 separate wetlands across the Miller Creek, Walker Creek, and Des Moines Creek watersheds–every one of them a class AA water, the highest protection provided by the state. FAA grants are
    CategoriesHistory, News Stories TagsAuburn Wetland, Third Runway
  • Pxl july 30, 2026 202854645
    2026-07-30

    Auburn Wetland Boardwalk Trail with Destination Marker Post

    A wooden boardwalk trail extends through a lush wetland area with tall grasses and willows under a clear blue sky. A brown trail marker post is visible on the left with multiple destination listings including references to a Birding Tower, Willow Grove, and a Main Trailhead, consistent with a nature preserve or wildlife refuge trail system.
    TagsAuburn Wetland, Environment, Parks
  • Pxl july 30, 2026 202901895
    2026-07-30

    Hydroworks and Habitat Interpretive Sign — Green/Duwamish River Watershed

    An outdoor interpretive sign titled 'Hydroworks and Habitat: Keeping It Clean' with a section labeled 'Water's Coming & Going,' featuring a map of the Green/Duwamish River Watershed. The weathered sign is located along a trail near a wetland or riparian area associated with the Green/Duwamish River system.
    TagsAuburn Wetland, Duwamish River, Environment, Water Quality
  • Pxl july 30, 2026 202916774
    2026-07-30

    Auburn Wetland — July 2026

    TagsAuburn Wetland
  • Pxl july 30, 2026 203004847
    2026-07-30

    Auburn Wetland — July 30, 2026

    TagsAuburn Wetland
  • Pxl july 30, 2026 203038749
    2026-07-30

    Auburn Wetland

    TagsAuburn Wetland
  • Pxl july 30, 2026 202602376
    2026-07-30

    Auburn Wetland — July 2026

    TagsAuburn Wetland
  • Pxl july 30, 2026 203053576
    2026-07-30

    Auburn Wetland — July 30, 2026

    TagsAuburn Wetland

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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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