Review of the National Ambient Air Quality Standards for Ozone; First Draft: Comment Request

Federal Register, Volume 77 Issue 166 (Monday, August 27, 2012): “The EPA is announcing an extension of the public comment period for the first draft assessment documents titled, Health Risk and Exposure Assessment for Ozone, First External Review Draft; Welfare Risk and Exposure Assessment for Ozone, First External Review Draft; and Policy Assessment for the Review of the Ozone National Ambient Air Quality Standards: First External Review Draft. The Agency is extending the comment period by 31 days to provide stakeholders and the public adequate time to conduct appropriate analysis and prepare meaningful comments on these first draft assessment documents. The original comment period was to end on September 11, 2012. The extended comment period will now close on October 12, 2012.”

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