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    • Boundaries of EPA R6 NPL Sites as of 3/1/2023; EPA Region 6 Superfund, AR, LA, NM, OK, TX

    Metadata Updated: February 25, 2025

    This layer contains boundaries of EPA Region 6 Superfund NPL Sites as of 3/1/2023. The boundaries represent several types of features such as operable units, plumes, facilities, landfill caps, extent of contamination, and extent of study.

    Access & Use Information

    License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Date April 18, 2023
    Metadata Created Date February 25, 2025
    Metadata Updated Date February 25, 2025
    Reference Date(s) August 31, 2021 (creation), October 22, 2021 (publication), October 22, 2021 (revision)
    Frequency Of Update biannually

    Metadata Source

    Harvested from Environmental Dataset Gateway ISO Geospatial Metadata

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Date April 18, 2023
    Metadata Created Date February 25, 2025
    Metadata Updated Date February 25, 2025
    Reference Date(s) August 31, 2021 (creation), October 22, 2021 (publication), October 22, 2021 (revision)
    Responsible Party STS Systems Support (Publisher); US EPA Region 6 Superfund (Point of Contact)
    Contact Email
    Guid
    Access Constraints
    Bbox East Long -89.781475
    Bbox North Lat 37.004377
    Bbox South Lat 26.066892
    Bbox West Long -108.516205
    Coupled Resource
    Frequency Of Update biannually
    Harvest Object Id 7dd917d5-2403-4602-8f2a-8fd552d6edc2
    Harvest Source Id 9b3cd81e-5515-4bb7-ad3c-5ae44de9b4bd
    Harvest Source Title Environmental Dataset Gateway ISO Geospatial Metadata
    Licence
    Lineage This dataset originated in 1994 and has been updated annually since then. Major site reviews and edits were performed in 2007, 2021 and 2022. Sites are now reviewed as requested by RPMs, or as the GIS Support Team finds boundary modifications throughout the year.
    Metadata Language eng
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": [[[-108.516205, 26.066892], [-89.781475, 26.066892], [-89.781475, 37.004377], [-108.516205, 37.004377], [-108.516205, 26.066892]]]}
    Progress
    Spatial Data Service Type
    Spatial Reference System 4326
    Spatial Harvester True

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