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Review of the Primary National Ambient Air Quality Standards for Sulfur Oxides (Draft)
Jun. 8, 2018
Based on the Environmental Protection Agency's (EPA's) review of the air quality criteria addressing human health effects and the primary national ambient air quality standard (NAAQS) for sulfur oxides (SOX), the EPA is proposing to retain the current standard, without revision. Comments must be received on or before 23 July 2018. POC is Dr. Nicole Hagan, Health and Environmental Impacts Division, Office of Air Quality Planning and Standards, U.S. EPA, Mail Code C504-06, Research Triangle Park, NC 27711; tel: 919-541-3153; fax: 919-541-0237; email: hagan.nicole@epa.gov (Federal Register; 8 June 2018 [Proposed Rules], pages 26752-26785).

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Last Updated: January 22, 2018