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  2. Toxics Release Inventory (TRI) Program

Guidance for Using Historical TRI "Basic" Data Files

Guidance for using the downloadable files containing the 100 most-requested data elements from the Toxics Release Inventory (TRI) reporting Form R and Form A. Note that this page contains multiple PDF files, each of which is specific to the TRI data files for a particular year.

  • Guide to RY 2015 TRI Basic Data Files (pdf) (168.85 KB)
  • Guide to RY 2013 TRI Basic Data Files (pdf) (64.44 KB)
  • Guide to RY 2012 TRI Basic Data Files (pdf) (63.93 KB)
  • Guide to RY 2011 TRI Basic Data Files (pdf) (155.2 KB)
  • Guide to RY 2010 TRI Basic Data Files (pdf) (67.1 KB)
  • Guide to RY 2009 TRI Basic Data Files (pdf) (281.6 KB)
  • Guide to RY 2008 TRI Basic Data Files (pdf) (550.24 KB)

Toxics Release Inventory (TRI) Program

  • What is TRI?
    • Covered Chemicals
    • Covered Industry Sectors
    • Data Quality
  • Reporting for Facilities
    • Guidance (GuideME)
    • Reporting Software (TRI-MEweb)
    • Laws & Regulatory Activities
    • Enforcement
  • TRI Data & Tools
  • Pollution Prevention
    • Guide to Using TRI Data to Reduce Pollution in Your Community
    • P2 Analyses
    • P2 Resources
  • TRI Data in Action
    • Data Uses Catalog
    • TRI for Communities
    • TRI for Advocacy Organizations
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    • What You Can Do
  • TRI Site Map
TRI Program Contacts
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 2, 2025
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