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Air Plan Approval; North Carolina; Repeal of Delegation Authority

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of North Carolina's Department of Environmental Quality (DEQ), Division of Air Quality (DAQ or Division), via a letter dated April 13, 2021. This rulemaking addresses the repeal of a State regulation related to delegation of authority and removal of the regulation from the North Carolina SIP. EPA is finalizing approval of these changes pursuant to the Clean Air Act (CAA or Act).

Publication Date: 
Thursday, May 26, 2022 - 4:00am

Air Plan Approval; Missouri; Restriction of Emissions Credit for Reduced Pollutant Concentrations From the Use of Dispersion Techniques

The Environmental Protection Agency (EPA) is taking final action to approve a revision to the State Implementation Plan (SIP) for the State of Missouri submitted on January 30, 2020. This final action amends the SIP by approving revisions to a state regulation that limits the use of dispersion techniques to meet ambient air quality standards in the vicinity of major sources of air pollution. These revisions to the state rule are a revised restructured version of the same rule. The revisions are administrative in nature and do not impact the stringency of the SIP or air quality.

Publication Date: 
Tuesday, May 24, 2022 - 4:00am

Air Plan Approval; ID; Incorporation by Reference Updates

The Environmental Protection Agency (EPA) is approving a revision to the Idaho State Implementation Plan (SIP) submitted on October 12, 2021. The submission updates the incorporation by reference of the national ambient air quality standards (NAAQS) and other Federal provisions into the Idaho SIP as of July 1, 2020. Idaho undertakes regular updates to ensure State air rules and the SIP remain consistent with Federal air program requirements.

Publication Date: 
Tuesday, May 24, 2022 - 4:00am

Air Plan Approval; Nevada; Clark County Department of Environment and Sustainability

The Environmental Protection Agency (EPA) is taking final action to approve revisions to the Clark County Department of Environment and Sustainability (DES) portion of the Nevada State Implementation Plan (SIP). These revisions concern the title change of the Clark County Department of Air Quality to the Department of Environment and Sustainability.

Publication Date: 
Thursday, May 19, 2022 - 4:00am

Approval of Clean Air Act Operating Permit Program Revisions; Negative Declaration of Existing Hospital/Medical/Infectious Waste Incinerators and Administrative Updates; South Dakota

The Environmental Protection Agency (EPA or the ``Agency'') is proposing full approval of revisions to the South Dakota operating permit program for stationary sources under the Clean Air Act (CAA), title V (the ``title V program'') and a Clean Air Act (CAA) section 111(d)/129 negative declaration for incinerators subject to the Hospital/Medical/Infectious Waste Incinerators (HMIWI) Emissions Guidelines. EPA is proposing this action in accordance with the CAA.

Publication Date: 
Wednesday, May 18, 2022 - 4:00am

Air Plan Approval; Colorado; Denver Metro/North Front Range Nonattainment Area; Nonattainment NSR Permit Program Certification for the 2015 8-Hour Ozone Standard

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the State of Colorado. The submittal certifies that the State of Colorado has fulfilled, through previous SIP revisions, Nonattainment New Source Review (NNSR) Permit Program requirements under the 2015 8-hour ozone National Ambient Air Quality Standards (NAAQS) for the Denver Metro/North Front Range (DMNFR) area. The State of Colorado submitted the certification to meet the nonattainment requirements for Marginal ozone nonattainment areas (NAAs) for the 2015 8-hour ozone NAAQS.

Publication Date: 
Friday, May 13, 2022 - 4:00am

Air Plan Conditional Approval; Colorado; Revisions to Regulation Number 7 and Oil and Natural Gas RACT Requirements for 2008 8-Hour Ozone Standard for the Denver Metro/North Front Range Nonattainment Area

The Environmental Protection Agency (EPA) is conditionally approving portions of State Implementation Plan (SIP) revisions submitted by the State of Colorado on May 14, 2018 and May 13, 2020.

Publication Date: 
Friday, May 13, 2022 - 4:00am

Air Plan Approval; OR; Air Contaminant Discharge Permit Fee Revision

The Environmental Protection Agency (EPA) is approving a revision to the Oregon State Implementation Plan (SIP) submitted on November 5, 2020. The revision establishes new fees to be paid by stationary sources of air contaminants that submit notices of intent to construct. The revision also adds a new basic air contaminant discharge permit category to allow certain minor sources, that would otherwise be required to obtain a general, simple, or standard permit, the option to qualify for a basic permit.

Publication Date: 
Thursday, May 12, 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

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