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

    Brownfields 2025

    Metadata Updated: March 22, 2026

    Content Last Updated 2/19/2026 Connecticut defines Brownfields in Section 32-760 of the Connecticut General Statutes as:  "any abandoned or underutilized site where redevelopment, reuse or expansion has not occurred due to the presence or potential presence of pollution in the buildings, soil or groundwater that requires investigation or remediation before or in conjunction with the restoration, redevelopment, reuse and expansion of the property.” 
     

    CT DEEP Brownfields Site Inventory Web Page and Brownfields Excel Sheet. Data is updated annually in February and is sourced from the DECD Open Data Portal and the EPA ACRES database.

    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 February 22, 2026
    Metadata Updated Date March 22, 2026

    Metadata Source

    Harvested from Connecticut Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date February 22, 2026
    Metadata Updated Date March 22, 2026
    Publisher Department of Energy & Environmental Protection
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=2fc8f505186c415fa7c97a03539fb2ac&sublayer=0
    Data First Published 2026-02-19
    Data Last Modified 2026-03-17
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://data.ct.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 80b4a061-c5fd-42c3-9fd6-d1eb90264c12
    Harvest Source Id 36c82f29-4f54-495e-a878-2c07320bf10c
    Harvest Source Title Connecticut Data.json
    Homepage URL https://geodata.ct.gov/datasets/CTDEEP::brownfields-2025
    Metadata Type geospatial
    Old Spatial -73.6593,40.9976,-71.8171,42.0014
    Source Datajson Identifier True
    Source Hash c8e14875b07d6cde6d7a9ebd17c1a08a986dee4b6d083425bcb5b9410b62652e
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -73.6593, 40.9976, -73.6593, 42.0014, -71.8171, 42.0014, -71.8171, 40.9976, -73.6593, 40.9976}

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