About IRIS

What is IRIS?

IRIS contains data in support of human health risk assessment, including hazard identification and dose-response assessments. It is compiled by the U.S. EPA and contains descriptive and quantitative information related to human cancer and non-cancer health effects that may result from exposure to substances in the environment. IRIS data is reviewed by EPA scientists and represents EPA consensus.

Updates: The database is updated several times a year.

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How do I obtain the full TOXNET dataset?

The following TOXNET datasets are available: ChemIDplus, CCRIS, GENE-TOX, HSDB, LactMed, and TOXLINE.

For further information visit the NLM Data Distribution Program from the National Library of Medicine.