Toxics Release Inventory (TRI)

Published by U.S. EPA Office of Environmental Information (OEI) | U.S. Environmental Protection Agency | Metadata Last Checked: September 11, 2025 | Last Modified: 2021-08-16

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.

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Complete Metadata

bureauCode	[ "020:00" ]
dataQuality	true
describedBy	https://www.epa.gov/toxics-release-inventory-tri-program/descriptions-tri-data-terms
describedByType	text/html
identifier	{4D3DBFDD-DA71-4214-9440-2EEA579F69FB}
issued	1987-01-01
landingPage	https://www.epa.gov/toxics-release-inventory-tri-program/tri-data-and-tools
language	[ "en-US" ]
programCode	[ "020:117" ]
references	[ "https://www.epa.gov/toxics-release-inventory-tri-program", "https://www.epa.gov/toxics-release-inventory-tri-program/descriptions-tri-data-terms", "https://www.epa.gov/toxics-release-inventory-tri-program/explore-tri-facility#facility_div", "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/tri-resources" ]
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.
spatial	-180.0,18.0,-66.0,72.0
temporal	1987-01-01/2015-01-01
theme	[ "environment" ]

Location