Provisional Peer-Reviewed Toxicity Values (PPRTVs)

Recent PPRTV Additions
- EPA announced the availability of the final assessment for the Provisional Peer Reviewed Toxicity Values for Perfluorobutane Sulfonic Acid and Related Compound Potassium Perfluorobutane Sulfonate
PPRTV Final Release Summary (Jun - Oct 2020)

Quick list of recently released final PPRTVs for:
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
Program Highlights
A to Z list of Chemicals

Staying Connected

How to Subscribe to the Human Health Risk Assessment Bulletin

Provisional Peer-Reviewed Toxicity Values (PPRTVs)

Recent PPRTV Additions

PPRTV Final Release Summary (Jun - Oct 2020)

PPRTV Chemical Assessments and Toxicity Values

Human Health Toxicity Values Used by EPA's Superfund Program