SUMMARY: The Environmental Protection Agency (EPA) is announcing a 60- day public comment period associated with release of the IRIS Toxicological Review of Perfluorobutanoic acid (PFBA) and Related Compound Ammonium Perfluorobutanoic Acid. The draft document was prepared by the Center for Public Health and Environmental Assessment (CPHEA) within EPA's Office of Research and Development (ORD). EPA is releasing this draft IRIS assessment for public comment in advance of a contract-led peer review. Public comments received will be provided to the external peer reviewers. Eastern Research Group, Inc. (ERG), a contractor to EPA, will convene a public meeting to discuss the draft report with the public during Step 4 of the IRIS Process. The external peer reviewers will consider public comments submitted in response to this notice and provided at the public meeting when reviewing this document. EPA will consider all comments received when revising the document post-peer review. This draft assessment is not final as described in EPA's information quality guidelines, and it does not represent, and should not be construed to represent Agency policy or views. DATES: The 60-day public comment period begins August 23, 2021 and ends October 22, 2021. Comments must be received on or before October 22, 2021.
ADDRESSES: The IRIS Toxicological Review of Perfluorobutanoic acid (PFBA) and Related Compound Ammonium Perfluorobutanoic Acid will be available via the internet on the IRIS website at https://www.epa.gov/iris/iris-recent-additions and in the public docket at http://www.regulations.gov, Docket ID No. EPA-HQ-ORD-2020-0675. FOR FURTHER INFORMATION CONTACT: For information on the public comment period, contact the ORD Docket at the EPA Headquarters Docket Center; telephone: 202-566-1752; facsimile: 202-566-9744; or email: Docket_ORD@epa.gov. For technical information on the IRIS Toxicological Review of Perfluorobutanoic acid (PFBA) and Related Compound Ammonium Perfluorobutanoic Acid, contact Ms. Vicki Soto, CPHEA; telephone: 202- 564-3077; or email: firstname.lastname@example.org. The IRIS Program will provide updates through the IRIS website (https://www.epa.gov/iris) and via EPA's IRIS listserv. To register for the IRIS listserv, visit the IRIS website (https://www.epa.gov/iris) or visit https://www.epa.gov/iris/forms/staying-connected-integrated-risk-information-system#connect.
* Read the full Notice at https://www.govinfo.gov/content/pkg/FR-2021-08-23/html/2021-18029.htm * See also pdf version http://fluoridealert.org/wp-content/uploads/epa-iris.draft_.pfba_.for-comment.8-23-21.pdf