We’ve made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Toxics Release Inventory (TRI) Program

Factors to Consider When Using Toxics Release Inventory Data

A guide to understanding and using TRI data, including important information about what the Toxics Release Inventory can and can't tell you.

Guía para la comprensión y el uso de los datos del TRI, incluyendo información importante sobre lo que el Inventario de Emisiones Tóxicas puede y no puede decirle.

You may need Adobe Reader to view files on this page. See EPA’s About PDF page to learn more.