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    • Great Lakes Initiative (GLI) Clearinghouse

    Metadata Updated: February 10, 2026

    The Great Lakes Initiative Toxicity Data Clearinghouse is a central location for information on criteria, toxicity data, exposure parameters and other supporting documents used in developing water quality standards in the Great Lakes Watershed.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    No file downloads have been provided. The publisher may provide downloads in the future or they may be available from their other links.

    References

    https://www.epa.gov/gliclearinghouse

    Dates

    Metadata Created Date January 30, 2026
    Metadata Updated Date February 10, 2026
    Data Update Frequency R/P10Y

    Metadata Source

    Harvested from EPA Non Geo Repository

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date January 30, 2026
    Metadata Updated Date February 10, 2026
    Publisher U.S. EPA, Region 5, Water Division, Watersheds and Wetlands Branch
    Maintainer
    Identifier "752bd400-b1ac-410a-8bc2-e916467d4f99", "752bd400-b1ac-410a-8bc2-e916467d4f99"
    Data First Published 2005-01-01
    Data Last Modified 2024-02-06
    Public Access Level public
    Data Update Frequency R/P10Y
    Bureau Code 020:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://edg.epa.gov/data/nongeo_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 f609e8ec-6d16-40e6-8fef-a05ce57e044e
    Harvest Source Id 9c1c2b5b-7925-4ca2-a663-ca2131653db1
    Harvest Source Title EPA Non Geo Repository
    License https://edg.epa.gov/EPA_Data_License.html
    Old Spatial -97.229436,36.986822,-71.6,49.37173
    Program Code 020:120
    Related Documents https://www.epa.gov/gliclearinghouse
    Source Datajson Identifier True
    Source Hash cae088b32c6c934b9e29489167c3c6a8524fc7dae1a72c99b8687e9235e31ea1
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -97.229436, 36.986822, -97.229436, 49.37173, -71.6, 49.37173, -71.6, 36.986822, -97.229436, 36.986822}
    Temporal 1995/2013

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