Toxics Release Inventory (TRI) Program

TRI Data and Tools

TRI data are available through a variety of reports, query tools and downloadable files, which are summarized below. For more detailed descriptions, please see the TRI Data Analysis Tools brochure (PDF), available in English and Spanish. The Guides and Tutorials web page can help you learn how to use some of the TRI tools.


TRI National Analysis

TRI National Analysis
Browse webpages and documents summarizing the most recent TRI data, including national and local trends of toxic chemical releases to the environment.

Mobile Application


myRTK (my Right-to-Know) Geographically view TRI facilities in a selected area and obtain summary-level facility information on your mobile device (in English and Spanish.)

Access and Analysis Tools

Envirofacts Icon Envirofacts
Find facilities that report to TRI, review submitted TRI reporting forms, create customized TRI reports and download TRI data.

TRI.NET Use this downloadable application to build customized TRI data queries and map your results or overlay other data layers.

Comparative Analysis Tools

Use TRI data in conjunction with other EPA data sources for comparative analysis.

Factors to Consider When Using TRI Data
Factors to Consider When Using TRI Data (PDF)  can help you understand and use TRI data.
  • DMR (Discharge Monitoring Report) Pollutant Loading Tool: Compare DMR and TRI release data. Determine who is discharging into waterways, what pollutants they are discharging and how much, and where they are discharging.
  • Enforcement and Compliance History Online (ECHO): Search EPA and state compliance and enforcement records for air, water, and hazardous waste regulations, including contextual data for TRI and other programs.
  • Enviromapper: Generate maps that contain environmental information, including TRI information. Users may also add features such as schools, streets, and water bodies to view the information in context.

TRI Data Files

Download data for any TRI reporting year since 1987. Recommended for users with extensive knowledge of TRI data.

  • Basic Data Files: Contain the most frequently requested data elements from the TRI reporting forms.
  • Basic Plus Data Files: Contain all of the data elements from the TRI reporting forms.