Notice: EPA’s Human Health Risk Assessment Program is announcing the Federal Register Notice for the draft document titled, “Second External Review Draft Integrated Science Assessment for Oxides of Nitrogen, Oxides of Sulfur, and Particulate Matter – Ecological Criteria.” The draft ISA is open for public comment through Tuesday, September 4th, 2018. The ISA for Oxides of Nitrogen, Oxides of Sulfur, and Particulate Matter―Ecological Criteria is a comprehensive evaluation and synthesis of the most policy-relevant science aimed at characterizing the ecological effects caused by these criteria pollutants. For more information on this document and the public comment period, please visit the Federal Register and the EPA ISA webpage. https://www.federalregister.gov/documents/2018/06/26/2018-13713/second-external-review-draft-integrated-science-assessment-for-oxides-of-nitrogen-oxides-of-sulfur

Now Available:  Review of the National Ambient Air Quality Standards for Ozone-Call for Scientific and Policy-Relevant Information

Notice: EPA’s Human Health Risk Assessment Program is announcing the Federal Register Notice for the Review of the National Ambient Air Quality Standards for Ozone-Call for Scientific and Policy-Relevant Information. The call for scientific and policy-relevant information for the ozone is open to public comment through Monday, August 27th, 2018. The call for information is the initiation of a new National Ambient Air Quality Standards (NAAQS) review and inviting interested parties to submit information regarding significant new research and policy-relevant issues for consideration in the review of the primary (health-based) and secondary (welfare-based) standards. For more information on this document and the public comment period, please visit the Federal Register and the EPA ISA webpage.