EPA’s Provisional Peer-Reviewed Toxicity Values (PPRTV) Program supports the Agency’s mission to protect human health and the environment by identifying and characterizing the health hazards of chemicals of concern to the Superfund Program. Derivation of PPRTVs for use by Superfund is necessary when such values are not otherwise publicly available.
The following list of supporting documents are used by EPA's PPRTV Program in development of these assessments.You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
Transmittal Memo for PPRTV Nominations (PDF)(2 pp, 413 K)
Memo on the Standard Operating Procedures for Nominating, Selecting and Prioritizing Chemical Substance for the Development of Provisional Peer-Reviewed Toxicity Values (to the EPA Regional Superfund Branch Chiefs).
Standard Operating Procedure (SOP) for Selecting and Prioritizing Chemicals for PPRTV Development (PDF)(9 pp, 115 K,
This document covers 2 processes: the first is the standard annual nomination and selection procedure; the second is for an emergency request for an accelerated addition of a chemical for development.
STSC Scoping Team Candidate Form (PDF)(1 pg, 640 K)
This STSC form is used for listing the scoping team candidate chemical selection and priorization criteria.