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Toxics Release Inventory (TRI) Program

TRI Basic Plus Data Files Guides

PLEASE NOTE:  The TRI Program is currently reviewing and updating the instruction documents on this page. We plan to have revised versions available in July, along with the release of the 2017 preliminary dataset. In the meantime, if you have any questions about using the downloadable TRI data files, please contact us at Thank you for your patience. 

These documents describe field-by-field contents of the eight files which collectively contain all of the data reported on the TRI Reporting Form R or Form A Certification Statement.

The types of data in TRI Basic Plus Data Files:

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