The primary hub for downloading the non-confidential inventory in various data formats.
Files are typically available in CSV or Microsoft Access formats, which you may need to decompress (using tools like WinRAR or 7-Zip) after downloading from the official EPA TSCA Inventory Access Page .
Guide to Accessing and Downloading the TSCA Chemical Substance Inventory Download TSCA rar
The latest version (e.g., July 2025 or February 2026) contains over 86,000 chemicals .
Always use the official EPA.gov links to ensure you are getting the most accurate and secure data. Official Download Links Always use the official EPA
Use this to find the quadrennial reports on chemical production and use volumes. How to Access the TSCA Inventory | US EPA
Looking for the latest data? Whether you're conducting a compliance check or environmental research, the U.S. Environmental Protection Agency (EPA) regularly updates the non-confidential list of chemicals manufactured or imported in the U.S.. 000 chemicals .
Provides access to the non-confidential identities of substances submitted under TSCA.