EPA Toxic Release Inventory

The Toxic Release Inventory (TRI) is an EPA program that requires industrial facilities to report toxic chemical releases to air, water, and land. Facilities must report if they manufacture, process, or use listed chemicals above threshold quantities.

This is 2023 TRI data: 78,000+ reports from facilities across all 50 states. Each row is one chemical released by one facility. 559 chemicals, 30 industries, 28% classified as carcinogens. Data from EPA TRI Basic Data Files.