Sulfur oxides

Air Plan Approval; Ohio; Ohio Permit Fee Rule Removal

The Environmental Protection Agency (EPA) is approving under the Clean Air Act (CAA), a revision to Ohio's State Implementation Plan (SIP), submitted by the Ohio Environmental Protection Agency (OEPA) on November 12, 2020, and supplemented on February 11, 2021. OEPA requested to remove the Ohio Administrative Code (OAC) Permit Fees rule provisions from the Ohio SIP because they no longer exist at the state level and have been superseded by the fee system in Ohio's Title V permitting program and the Ohio Revised Code (ORC). OEPA rescinded the permit fee rules at the state level in 2003.

Publication Date: 
Wednesday, August 25, 2021 - 4:00am

Air Plan Approval; North Carolina; Revision to Approved Motor Vehicle Emissions Budgets

The Environmental Protection Agency (EPA) is approving a revision to the North Carolina State Implementation Plan (SIP), submitted on July 16, 2020, by the State of North Carolina, through the North Carolina Department of Environment and Natural Resources, Division of Air Quality (NCDAQ) for the purpose of allocating a portion of the available 2026 safety margin in the 2008 8-hour Ozone Maintenance Plan to the 2026 nitrogen oxides (NO<INF>X</INF>) and volatile organic compounds (VOC) motor vehicle emissions budgets (``MVEBs'' or ``budgets'') for the North Carolina portion of the

Publication Date: 
Wednesday, August 25, 2021 - 4:00am

Approval and Promulgation of Air Quality Implementation Plans; Washington; Low Emission Vehicle Program

The Environmental Protection Agency (EPA) is proposing to approve a revision to the Washington State Implementation Plan (SIP) pertaining to adoption by reference of a Low Emission Vehicle (LEV) program by the State of Washington. The Clean Air Act (CAA) grants authority to the EPA to adopt federal standards relating to the control of emissions from new motor vehicles, and generally preempts states from doing so.

Publication Date: 
Wednesday, August 18, 2021 - 4:00am

Air Plan Approval; Michigan; Sulfur Dioxide Clean Data Determination for St. Clair

The Environmental Protection Agency (EPA) is proposing to make a determination that the St. Clair sulfur dioxide (SO<INF>2</INF>) nonattainment area has attained the 2010 primary SO<INF>2</INF> National Ambient Air Quality Standard (2010 SO<INF>2</INF> NAAQS). If finalized, this determination would suspend certain requirements for the nonattainment area for as long as the area continues to attain the 2010 SO<INF>2</INF> NAAQS.

Publication Date: 
Tuesday, August 17, 2021 - 4:00am

Air Plan Approval; Maine and New Hampshire; 2015 Ozone NAAQS Interstate Transport Requirements

The Environmental Protection Agency (EPA) is approving SIP revisions submitted by the States of Maine and New Hampshire as meeting the Clean Air Act (CAA) requirement that each State Implementation Plan (SIP) contain adequate provisions to prohibit emissions that will significantly contribute to nonattainment or interfere with maintenance of the 2015 ozone NAAQS in any other state. This action is being taken in accordance with the Clean Air Act.

Publication Date: 
Tuesday, August 17, 2021 - 4:00am

Air Plan Approval; Rhode Island; Infrastructure State Implementation Plan Requirements for the 2015 Ozone

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the State of Rhode Island. This revision addresses the infrastructure requirements of the Clean Air Act (CAA or Act) for the 2015 ozone National Ambient Air Quality Standards (NAAQS). This proposed action includes all elements of these infrastructure requirements except for portions of the ``Good Neighbor'' or ``transport'' provisions, which will be addressed in a future action.

Publication Date: 
Tuesday, August 17, 2021 - 4:00am

Air Plan Approval; TN; Removal of Vehicle I/M Program for the Middle Tennessee and Hamilton County Areas

The Environmental Protection Agency (EPA) is approving state implementation plan (SIP) revisions submitted by the State of Tennessee, through the Tennessee Department of Environment and Conservation (TDEC), through letters dated February 26, 2020. Specifically, EPA is approving the removal of Tennessee's motor vehicle inspection and maintenance (I/M) program requirements for Davidson, Sumner, Rutherford, Williamson and Wilson Counties in Tennessee (also known as the Middle Tennessee Area) and Hamilton County (also known as the Chattanooga Area), from the federally-approved SIP.

Publication Date: 
Tuesday, August 17, 2021 - 4:00am

Air Plan Approval; OR; Updates to Adoption by Reference of Federal Provisions

The Environmental Protection Agency (EPA) is approving a revision to the Oregon State Implementation Plan (SIP) submitted on January 29, 2021. The revision updates the date by which Federal provisions are adopted by reference into the Oregon SIP, making air quality requirements more current.

Publication Date: 
Wednesday, August 11, 2021 - 4:00am

Air Plan Approval; SC; Revisions to Definitions

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the State of South Carolina, through the South Carolina Department of Health and Environmental Control (SC DHEC or Department), on April 24, 2020. The SIP revision updates the definition of ``Spec. Oil (Specification Oil)'' and makes minor updates to formatting and numbering. EPA is proposing to approve this revision pursuant to the Clean Air Act (CAA or Act) and implementing federal regulations.

Publication Date: 
Wednesday, August 4, 2021 - 4:00am

Air Plan Approval; WA; Update to Materials Incorporated by Reference

The Environmental Protection Agency (EPA) is updating the regulatory materials incorporated by reference into the Washington State Implementation Plan (SIP). The regulations addressed in this action were previously submitted by the Washington Department of Ecology and approved by the EPA in prior rulemakings. This action is an administrative change that updates the SIP materials available for public inspection at the National Archives and Records Administration and the EPA Regional Office.

Publication Date: 
Tuesday, August 3, 2021 - 4:00am

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