Energie en milieu · 26-1-20101 min lezen
Release of Draft Documents Related to the Review of the National Ambient Air Quality Standards for Particulate Matter
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Samenvatting
On or about January 19, 2010, the Office of Air Quality Planning and Standards (OAQPS) of EPA is making available for public comment a draft assessment document titled, Particulate Matter Urban- Focused Visibility Assessment--Second External Review Draft. On or about January 29, 2010, OAQPS is making available for public comment a second draft assessment document titled, Quantitative Health Risk Assessment for Particulate Matter--Second External Review Draft. These two draft assessment documents describe the quantitative analyses that are being conducted as part of the review of the national ambient air quality standards (NAAQS) for particulate matter (PM). In addition, on or about February 26, 2010, OAQPS will make available for public comment a third draft document titled, Policy Assessment for the Review of the Particulate Matter National Ambient Air Quality Standards--First External Review Draft.