National Emission Standards for Hazardous Air Pollutants for the Portland Cement Manufacturing Industry and Standards of Performance for Portland Cement Plants: Amendments

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Environmental Protection Agency 40 CFR Parts 60 and 63 [EPA-HQ-OAR-2011-0817; FRL-9918-60-OAR] RIN 2060-AQ93 AGENCY: Environmental Protection Agency. ACTION: Proposed rule. SUMMARY: On February 12, 2013, the Environmental Protection Agency (EPA) finalized amendments to the national emission standards for the control of hazardous air pollutants (NESHAP) from the new and existing Portland cement manufacturing industry at major sources of hazardous air pollutants (HAP). Subsequently, the EPA has become aware of certain minor technical errors in those amendments, and is, accordingly, proposing amendments and technical corrections to the final rule. In addition, the EPA plans to remove rule provisions establishing an affirmative defense in the final technical correction rule. DATES: Comments. Comments must be received on or before January 20, 2015, or 30 days after date of public hearing, if later. Public Hearing. If anyone contacts the EPA requesting to speak at a public hearing by November 24, 2014, we will hold a public hearing on December 4, 2014 on the EPA campus at 109 T.W. Alexander Drive, Research Triangle Park, North Carolina. ADDRESSES: Comments. Submit your comments, identified by Docket ID Number EPA-HQ-OAR-2011-0817, by one of the following methods: Federal eRulemaking Portal: http://www.regulations.gov : Follow the online instructions for submitting comments. Email: A-and-R-Docket@epa.gov . Include Attention Docket ID No. EPA-HQ-OAR-2011-0817 in the subject line of t…