Regulacje i polityka gospodarcza · 17.12.2007
National Ambient Air Quality Standards for Lead
EPA is issuing this ANPR to invite comment from all interested parties on policy options and other issues related to the Agency's ongoing review of the national ambient air quality standards (NAAQS) for lead (Pb). Consistent with recent modifications the Agency has made to its process for reviewing NAAQS, we are seeking broad public comment at this time to help inform the Agency's future proposed decisions on the adequacy of the current Pb NAAQS and on any revisions of the Pb NAAQS that may be appropriate. EPA is also soliciting comment on retaining Pb on the list of criteria pollutants and on maintaining NAAQS for Pb. As part of this review, the Agency has released several key documents that will inform the Agency's rulemaking. These documents include the Air Quality Criteria for Lead, released in 2006, which critically assesses and integrates relevant scientific information; risk assessment reports including the most recent report, Lead: Human Exposure and Health Risk Assessment for Selected Case Studies, which documents quantitative exposure analyses and risk assessments conducted for this review; and a recently released Staff Paper, Review of the National Ambient Air Quality St