Intergovernmental relations

Partial Approval and Partial Disapproval of Air Quality Implementation Plans; California; San Joaquin Valley Serious Area and Section 189(d) Plan for Attainment of the 1997 Annual PM2.5

The Environmental Protection Agency (EPA) is taking final action to approve in part and disapprove in part portions of state implementation plan (SIP) revisions submitted by California to address Clean Air Act (CAA or ``Act'') requirements for the 1997 annual fine particulate matter (PM<INF>2.5</INF>) national ambient air quality standards (NAAQS or ``standards'') in the San Joaquin Valley PM<INF>2.5</INF> nonattainment area. Specifically, the EPA is approving the 2013 base year emissions inventories in the submitted SIP revision.

Publication Date: 
Friday, November 26, 2021 - 4:00am

Clean Air Plans; California; San Joaquin Valley Moderate Area Plan and Reclassification as Serious Nonattainment for the 2012 PM2.5

The Environmental Protection Agency (EPA) is taking final action on all or portions of four state implementation plan (SIP) revisions submitted by California (``State'') to address Clean Air Act (CAA or ``Act'') requirements for the 2012 fine particulate matter (``PM<INF>2.5</INF>'') national ambient air quality standards (NAAQS or ``standards'') and for the 2006 PM<INF>2.5</INF> NAAQS in the San Joaquin Valley (SJV) PM<INF>2.5</INF> nonattainment area.

Publication Date: 
Friday, November 26, 2021 - 4:00am

Air Plan Approval; South Carolina; Catawba Indian Nation Portion of the Charlotte-Gastonia-Rock Hill Area Limited Maintenance Plan for the 1997 8-Hour Ozone NAAQS

The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision submitted by the State of South Carolina, through the Department of Health and Environmental Control (DHEC), via a letter dated July 7, 2020.

Publication Date: 
Friday, November 26, 2021 - 4:00am

Air Plan Approval; Georgia; Atlanta Area Emissions Inventory Requirements for the 2015 8-Hour Ozone Standard

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the State of Georgia through the Georgia Environmental Protection Division (GA EPD) on July 2, 2020, to address the base year emissions inventory requirements for the 2015 8-hour ozone national ambient air quality standards (NAAQS) for the Atlanta, Georgia 2015 8-hour ozone nonattainment area (hereinafter referred to as the ``Atlanta Area''). These requirements apply to all ozone nonattainment areas.

Publication Date: 
Friday, November 26, 2021 - 4:00am

Air Plan Approval; North Carolina; Mecklenburg: Source Testing

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision to the Mecklenburg County portion of the North Carolina SIP, hereinafter referred to as the Mecklenburg County Local Implementation Plan (LIP). The revision was submitted through the North Carolina Division of Air Quality (NCDAQ), on behalf of Mecklenburg County Air Pollution Control (MCAQ), via a letter dated April 24, 2020, which was received by EPA on June 19, 2020.

Publication Date: 
Friday, November 26, 2021 - 4:00am

National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Arkansas

The Arkansas Department of Energy and Environment, Division of Environmental Quality (DEQ) has submitted a request to update the delegation and approval of its program for the implementation and enforcement of certain National Emission Standards for Hazardous Air Pollutants (NESHAP) promulgated under the Clean Air Act (CAA), as provided for under the delegation mechanism previously approved by the Environmental Protection Agency (EPA). The EPA is proposing to approve DEQ's requested update of its NESHAP delegation.

Publication Date: 
Wednesday, November 24, 2021 - 4:00am

Air Plan Approval; FL; Removal of Motor Vehicle Rules

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the State of Florida, through the Florida Department of Environmental Protection (FDEP), via a letter dated July 2, 2020. The revision removes rules prohibiting tampering with motor vehicle air pollution control equipment and rules concerning visible emissions from motor vehicles. EPA is proposing to remove the tampering rules and visible emissions rules from the SIP pursuant to the Clean Air Act (CAA or Act) and applicable regulations.

Publication Date: 
Monday, November 22, 2021 - 4:00am

National Emission Standards for Hazardous Air Pollutants: Surface Coating of Automobiles and Light-Duty Trucks, Surface Coating of Metal Cans, Boat Manufacturing, and Clay Ceramics Manufacturing; Technical Correction

In this action, the U.S. Environmental Protection Agency (EPA) is making technical corrections to four regulations under the National Emission Standards for Hazardous Air Pollutants (NESHAP) program.

Publication Date: 
Friday, November 19, 2021 - 4:00am

National Emission Standards for Hazardous Air Pollutants: Refractory Products Manufacturing Residual Risk and Technology Review

This action finalizes the residual risk and technology review (RTR) conducted for the Refractory Products Manufacturing source category regulated under national emission standards for hazardous air pollutants (NESHAP). The Environmental Protection Agency (EPA) found the risks due to emissions of air toxics from this source category to be acceptable and that the standards provide an ample margin of safety to protect public health. As a result, the Agency is making no revisions to the emission limits for this source category based on the residual risk.

Publication Date: 
Friday, November 19, 2021 - 4:00am

National Emission Standards for Hazardous Air Pollutants: Carbon Black Production and Cyanide Chemicals Manufacturing Residual Risk and Technology Reviews, and Carbon Black Production Area Source Technology Review

This action finalizes the residual risk and technology reviews (RTR) conducted for the Carbon Black Production and Cyanide Chemicals Manufacturing major source categories, and the technology review conducted for Carbon Black Production area sources, regulated under National Emission Standards for Hazardous Air Pollutants (NESHAP). In addition, we are taking final action to add new emissions standards for the Carbon Black Production and Cyanide Chemicals Manufacturing major source categories to address hazardous air pollutant (HAP) emissions not previously covered by these NESHAP.

Publication Date: 
Friday, November 19, 2021 - 4:00am

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