Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
  • Feedback

    • Toxics Release Inventory (TRI)

    Metadata Updated: September 23, 2025

    The Toxics Release Inventory (TRI) is a dataset compiled by the U.S. Environmental Protection Agency (EPA). It contains information on the release and waste management for over 800 toxic chemicals and toxic chemical categories as reported annually by facilities in certain industries as well as federal facilities. This inventory was established under the Emergency Planning and Community Right-to-Know Act of 1986 (EPCRA) and expanded by the Pollution Prevention Act of 1990. TRI data support informed decision-making by communities, government agencies, industries, and others.

    Access & Use Information

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

    Downloads & Resources

    References

    https://www.epa.gov/toxics-release-inventory-tri-program
    https://www.epa.gov/toxics-release-inventory-tri-program/factors-consider-when-using-toxics-release-inventory-data
    https://www.epa.gov/toxics-release-inventory-tri-program/explore-tri-facility#facility_div
    https://www.epa.gov/toxics-release-inventory-tri-program/descriptions-tri-data-terms
    https://www.epa.gov/toxics-release-inventory-tri-program/tri-resources

    Dates

    Metadata Created Date January 11, 2021
    Metadata Updated Date September 23, 2025
    Data Update Frequency R/P1Y

    Metadata Source

    Harvested from Toxics Release Inventory Metadata

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date January 11, 2021
    Metadata Updated Date September 23, 2025
    Publisher U.S. EPA Office of Environmental Information (OEI)
    Maintainer
    Identifier {4D3DBFDD-DA71-4214-9440-2EEA579F69FB}
    Data First Published 1987-01-01
    Language en-US
    Data Last Modified 2021-08-16
    Rights Please see documentation and other resources below for information about determining sources, units, accuracy and timeliness of data. Acknowledgement of the EPA would be appreciated.
    Category environment
    Category Tag 16E15F51 D96E 4051 9124 75665Abdc6Ff "Ecosystem Vulnerability","Biodiversity"
    Public Access Level public
    Data Update Frequency R/P1Y
    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/PUBLIC/OEI/METADATA/TRI.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
    Data Quality True
    Data Dictionary https://www.epa.gov/toxics-release-inventory-tri-program/descriptions-tri-data-terms
    Data Dictionary Type text/html
    Harvest Object Id 5e1ff3e2-5ae1-4ff5-beba-53570b20af5d
    Harvest Source Id 59cf20ac-aac6-455a-9f5a-f18f2e48e888
    Harvest Source Title Toxics Release Inventory Metadata
    Homepage URL https://www.epa.gov/toxics-release-inventory-tri-program/tri-data-and-tools
    License https://edg.epa.gov/EPA_Data_License.html
    Old Spatial -180.0,18.0,-66.0,72.0
    Program Code 020:117
    Related Documents https://www.epa.gov/toxics-release-inventory-tri-program, https://www.epa.gov/toxics-release-inventory-tri-program/factors-consider-when-using-toxics-release-inventory-data, https://www.epa.gov/toxics-release-inventory-tri-program/explore-tri-facility#facility_div, https://www.epa.gov/toxics-release-inventory-tri-program/descriptions-tri-data-terms, https://www.epa.gov/toxics-release-inventory-tri-program/tri-resources
    Source Datajson Identifier True
    Source Hash 30b4f277d704a2cfb33fd631530e4dcb024ab240762c2b0bc8c79650d6e0ec89
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -180.0, 18.0, -180.0, 72.0, -66.0, 72.0, -66.0, 18.0, -180.0, 18.0}
    Temporal 1987-01-01/2015-01-01

    Didn't find what you're looking for? Suggest a dataset here.