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Provisional Peer-Reviewed Toxicity Values (PPRTVs)

  • New Release

    Provision Peer-Review Toxicity Values for...

    • Isobutanol (Isobutyl Alcohol) (Mar 2023)
    • Perylene (Mar 2023)
    • Sodium and Potassium Salts for Inorganic Phosphates (Dec 2022)
  • PPRTV Final Release Highlights (2022)

    Quick list of recently released PPRTVs for:

    • cis-1,2 Dichloroethylene
    • Dibenzothiophene
    • Total Petroleum Hydrocarbons (Aliphatic Low Carbon Range)
    • Total Petroleum Hydrocarbons (Aromatic High Carbon Range - Cancer)
    • Total Petroleum Hydrocarbons (Aromatic High Carbon Range - NonCancer)
    • Total Petroleum Hydrocarbons (Aromatic Medium Carbon Range)
    • Total Petroleum Hydrocarbons (Complex Mixtures of Aliphatic and Aromatic Hydrocarbons)
  • Provisional Peer-Reviewed Toxicity Value (PPRTV)

    PPRTV Chemical Assessments and Toxicity Values

    • Search the PPRTVs A to Z list of chemicals

    Human Health Toxicity Values Used by EPA's Superfund Program

    • Learn about how PPRTV assessments are used to support the Superfund Program

A Provisional Peer-Reviewed Toxicity Value (PPRTV) is a toxicity value primarily derived for use in EPA's Superfund Program. PPRTVs are derived from a review of the relevant scientific literature using EPA methods, sources of data and guidance for value derivation.

Basic Information

  • Learn About PPRTVs
  • Guidance & Tools
  • PPRTV Process
  • History of PPRTVs

Assessments & Updates

  • Recent Additions
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  • A to Z list of Chemicals

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Related Links

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Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 12, 2023
United States Environmental Protection Agency

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