Énergie et environnement · 20/04/20102 min de lecture
Review of the Secondary National Ambient Air Quality Standards for Oxides of Nitrogen and Oxides of Sulfur
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Résumé
The EPA is announcing an extension of the public comment period for a draft assessment document titled, Policy Assessment for the Review of the Secondary National Ambient Air Quality Standards for Oxides of Nitrogen and Oxides of Sulfur: First External Review Draft (75 FR 11877; March 12, 2010). The comment period was originally scheduled to end on April 29, 2010. The extended comment period will close on May 13, 2010. The Agency is extending the comment period by two weeks to provide the public with adequate time to conduct appropriate analysis and prepare meaningful comments. Although EPA is extending the comment period for the first draft policy assessment by two weeks, EPA is committed to issuing a proposal addressing the nitrogen oxides (NO X ) and sulfur oxides (SO X ) secondary National Ambient Air Quality Standards (NAAQS) by July 12, 2011. The extension also will not alter EPA's internal schedule for providing a second draft policy assessment for review by the Clean Air Scientific Advisory Committee (CASAC) by the end of July 2010. The public is encouraged to submit comments by the end of the original comment period to ensure that EPA has adequate time to evaluate and resp