Incorporation by reference

Air Plan Approval; California; Mojave Desert Air Quality Management District, Placer County Air Pollution Control District

The Environmental Protection Agency (EPA) is taking final action to approve revisions to the Mojave Desert Air Quality Management District (MDAQMD) and the Placer County Air Pollution Control District (PCAPCD) portions of the California State Implementation Plan (SIP). These revisions concern emissions of volatile organic compounds (VOCs) from metal coating operations and general regulatory definitions.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; SC; 2018 General Assembly Miscellaneous Revisions

The Environmental Protection Agency (EPA) is finalizing approval of 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 numbering and formatting of South Carolina's regulations applicable to emissions inventories, emissions statements, and credible evidence. EPA is finalizing approval of these changes pursuant to the Clean Air Act (CAA or Act) and implementing Federal regulations.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; Kentucky; Fugitive Emissions Rule

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the Commonwealth of Kentucky (Commonwealth), through the Energy and Environmental Cabinet (Cabinet) on October 15, 2020. The SIP revision updates the Commonwealth's regulation for the control of fugitive emissions. This revision contains minor non-substantive changes, grammatical edits, renumbering, the removal of one provision, the addition of one new requirement, and the incorporation of two definitions to support the new requirement.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; GA; Updates to References to Appendix W Modeling Guidelines

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the State of Georgia, through the Georgia Environmental Protection Division (GA EPD) on September 1, 2020. Specifically, EPA is finalizing approval of updates to the incorporation by reference of federal prevention of significant deterioration (PSD) new source review (NSR) regulations in the Georgia SIP.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; NC; Great Smoky Mountains National Park, Raleigh-Durham-Chapel Hill and Rocky Mount Areas Limited Maintenance Plans for the 1997 8-Hour Ozone NAAQS

The Environmental Protection Agency (EPA) is taking final action to approve state implementation plan (SIP) revisions submitted by the State of North Carolina, through the North Carolina Department of Environment and Natural Resources, Division of Air Quality (NCDAQ), in a letter dated September 22, 2020. The SIP revisions include the 1997 8-hour ozone national ambient air quality standards (NAAQS) Limited Maintenance Plans (LMPs) for the Great Smoky Mountains National Park (GSMNP), Raleigh-Durham-Chapel Hill (Triangle) and Rocky Mount, North Carolina Areas (collectively, ``Areas'').

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; Missouri; Removal of Control of Emissions From Bakery Ovens

The Environmental Protection Agency (EPA) is proposing approval of a State Implementation Plan (SIP) revision submitted by the State of Missouri on January 15, 2019 and supplemented by letter on July 11, 2019. Missouri requests that the EPA remove from its SIP a rule related to control of emissions from bakery ovens in St. Louis City and Jefferson, St. Charles, Franklin, and St. Louis Counties. The EPA's proposed approval of this rule revision is in accordance with the requirements of the Clean Air Act (CAA).

Publication Date: 
Friday, May 6, 2022 - 4:00am

Air Plan Approval; New Hampshire; Env-A 800 Testing and Monitoring Procedures, Env-A 619.03 PSD Program Requirements, and Env-A 1200 VOC RACT

The Environmental Protection Agency (EPA) is approving State Implementation Plan (SIP) revisions submitted by the State of New Hampshire.

Publication Date: 
Friday, May 6, 2022 - 4:00am

Approval and Promulgation of State Air Quality Plans for Designated Facilities and Pollutants; Texas; Control of Emissions From Existing Other Solid Waste Incineration Units

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving the CAA section 111(d)/129 state plan submitted by the State of Texas for sources subject to the Other Solid Waste Incineration Units (OSWI) Emission Guidelines (EG). The Texas OSWI plan was submitted to fulfill State obligations under CAA section 111(d)/129 to implement and enforce the requirements under the OSWI EG. The EPA is approving the state plan in part and amending the agency regulations in accordance with the requirements of the CAA.

Publication Date: 
Thursday, May 5, 2022 - 4:00am

Air Plan Approval; Oklahoma; Interstate Visibility Transport

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving elements of a State Implementation Plan (SIP) submission from the State of Oklahoma for the 2015 Ozone National Ambient Air Quality Standard (NAAQS) and disapproving elements of two SIP submissions for the 2010 sulfur dioxide (SO<INF>2</INF>) and the 2012 fine particulate matter (PM<INF>2.5</INF>) NAAQS. These infrastructure SIP (i-SIP) submissions address how the existing SIP provides for implementation, maintenance, and enforcement of these NAAQS.

Publication Date: 
Thursday, May 5, 2022 - 4:00am

Protection of Stratospheric Ozone: Listing of HFO-1234yf Under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Nonroad Vehicles and Servicing Fittings for Small Refrigerant Cans

Pursuant to the EPA's Significant New Alternatives Policy program, this action lists the refrigerant 2,3,3,3-tetrafluoroprop-1- ene, also known as HFO-1234yf or R-1234yf, as acceptable, subject to use conditions, in the motor vehicle air conditioning end-use for certain types of newly manufactured nonroad (also called off-road) vehicles, which includes some vehicles that are also considered heavy- duty vehicles.

Publication Date: 
Wednesday, May 4, 2022 - 4:00am

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