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Toxics Release Inventory (TRI)

Metadata Updated: October 12, 2021

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



Metadata Created Date January 11, 2021
Metadata Updated Date October 12, 2021
Data Update Frequency R/P1Y

Metadata Source

Harvested from Toxics Release Inventory Metadata

Additional Metadata

Resource Type Dataset
Metadata Created Date January 11, 2021
Metadata Updated Date October 12, 2021
Publisher U.S. EPA Office of Environmental Information (OEI)
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
Metadata Catalog ID
Schema Version
Catalog Describedby
Data Quality True
Data Dictionary
Data Dictionary Type text/html
Harvest Object Id 00dc64c7-064d-4dc2-9de5-0a154f957815
Harvest Source Id 59cf20ac-aac6-455a-9f5a-f18f2e48e888
Harvest Source Title Toxics Release Inventory Metadata
Homepage URL
Old Spatial -180.0,18.0,-66.0,72.0
Program Code 020:117
Related Documents,,,,
Source Datajson Identifier True
Source Hash 4bac7ff715abcb7b4e405e976ee8b0d69d30b382
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

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