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    • This is a Non-Federal dataset covered by different Terms of Use than Data.gov.

    ECA - Steep Slope

    Metadata Updated: March 8, 2026

    Displays areas with 40% steep slope or greater in the City of Seattle.   A polygon feature class showing areas with an incline of 40% or more (10 feet of vertical rise over a horizontal distance of 25 feet or less) with a height of at least 10 feet.    This layer was produced using a combination of 2001 LIDAR contours (Puget Sound LIDAR Consortium) and the 1993 topographic contours from aerial photos. The Steep Slope layer was most recently updated under SDCI Director's Rule 12-2019.

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. License: No license information was provided.

    Downloads & Resources

    Dates

    Metadata Created Date March 1, 2026
    Metadata Updated Date March 8, 2026

    Metadata Source

    Harvested from Seattle JSON

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 1, 2026
    Metadata Updated Date March 8, 2026
    Publisher City of Seattle ArcGIS Online
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=eefc662032b44c56b384a37a6e5883f6&sublayer=9
    Data First Published 2025-12-26
    Data Last Modified 2026-03-02
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://cos-data.seattle.gov/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 38fcbbab-9868-4ee4-9bd9-e69b9e8254e2
    Harvest Source Id f61de7a2-69cf-40a9-a1bc-dd9edb8f3fe5
    Harvest Source Title Seattle JSON
    Homepage URL https://data-seattlecitygis.opendata.arcgis.com/datasets/SeattleCityGIS::eca-steep-slope-2
    Metadata Type geospatial
    Old Spatial -122.4279,47.4860,-122.2338,47.7382
    Source Datajson Identifier True
    Source Hash 6125b6d8297b614256b797248ca9c6fbf48a2a84de92edb668e98d28777e6958
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -122.4279, 47.4860, -122.4279, 47.7382, -122.2338, 47.7382, -122.2338, 47.4860, -122.4279, 47.4860}

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