Draft Staff Paper for Ozone

On or about November 14, 2005, the Office of Air Quality Planning and Standards (OAQPS) of EPA will make available for public review and comment a draft document, Review of the National Ambient Air Quality Standards for Ozone: Policy Assessment of Scientific and Technical Information (Draft Staff Paper). The purpose of the Staff Paper is to evaluate the policy implications of the key scientific and technical information contained in a related EPA document, Air Quality Criteria for Ozone and Related Photochemical Oxidants, required under sections 108 and 109 of the Clean Air Act (CAA) for use in the periodic review of the national ambient air quality standards (NAAQS) for ozone. The OAQPS also will make available for public review and comment related draft technical support documents, Ozone Population Exposure Analysis for Selected Urban Areas (draft Exposure Analysis) and Ozone Health Risk Assessment for Selected Urban Areas (draft Risk Assessment).