Ozone

Air Plan Approval; Texas; Reasonable Further Progress Plan for the Dallas-Fort Worth Ozone Nonattainment Area

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving revisions to the State Implementation Plan (SIP) for Texas as proposed on October 9, 2020, and supplemented on December 20, 2022. The revisions were submitted by Texas on May 13, 2020, to meet the Reasonable Further Progress (RFP) requirements for the Dallas-Fort Worth Serious ozone nonattainment area (DFW area) for the 2008 ozone National Ambient Air Quality Standard (NAAQS).

Publication Date: 
Monday, April 24, 2023 - 4:00am

Air Plan Approval; Illinois; VOC RACT Requirements for Aerospace Manufacturing and Rework Operations

The Environmental Protection Agency (EPA) is approving State Implementation Plan (SIP) rule revisions submitted by the Illinois Environmental Protection Agency (IEPA or Illinois) on April 13, 2021, and supplemented by a Clean Air Act (CAA) section 110(l) demonstration submitted on October 6, 2022. Illinois requests that EPA approve rule revisions related to control of volatile organic compound (VOC) emissions from aerospace manufacturing and rework facilities into Illinois' SIP.

Publication Date: 
Tuesday, April 11, 2023 - 4:00am

Determination of Attainment by the Attainment Date but for International Emissions for the 2015 Ozone National Ambient Air Quality Standard; El Paso-Las Cruces, Texas-New Mexico; Extension of Comment Period

The Environmental Protection Agency (EPA) is extending the comment period for the proposed rule ``Determination of Attainment by the Attainment Date But For International Emissions for the 2015 Ozone National Ambient Air Quality Standard; El Paso-Las Cruces, Texas-New Mexico'' that was published on March 7, 2023. The proposal provided for a public comment period ending April 6, 2023. The EPA received a request from the public to extend this comment period. The EPA is extending the comment period to May 8, 2023.

Publication Date: 
Tuesday, April 4, 2023 - 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 May 4, 2022. The submission updates the incorporation by reference of the national ambient air quality standards and related planning and monitoring requirements into the Idaho air quality rules as of July 1, 2021. Idaho undertakes such updates regularly to ensure the state air quality rules and the federally enforceable Idaho SIP remain consistent with EPA air quality regulations over time.

Publication Date: 
Wednesday, March 29, 2023 - 4:00am

Air Plan Approval; AK; Adoption and Permitting Rule Updates

The Environmental Protection Agency (EPA) is approving revisions to the Alaska State Implementation Plan submitted on May 16, 2022, and August 11, 2022. The revisions update Alaska's adoption by reference date for Federal regulations relied upon for implementation of the air program, including permitting requirements and air pollution test methods.

Publication Date: 
Wednesday, March 22, 2023 - 4:00am

Air Plan Approval; Georgia; Macon Area Limited Maintenance Plan for the 1997 8-Hour Ozone NAAQS

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 (EPD), on October 20, 2021. The SIP revision includes the Limited Maintenance Plan (LMP) for the Macon 1997 8-hour ozone national ambient air quality standards (NAAQS) maintenance area (hereinafter referred to as the Macon 1997 8-hour Ozone NAAQS Area or Macon Area or Area).

Publication Date: 
Wednesday, March 8, 2023 - 4:00am

Designation of Areas for Air Quality Planning Purposes; California; Coachella Valley Ozone Nonattainment Area; Reclassification to Extreme

Under the Clean Air Act (CAA), the Environmental Protection Agency (EPA) is granting requests by the California Air Resources Board (CARB) to reclassify the Coachella Valley ozone nonattainment area in California from ``Severe-15'' to ``Extreme'' for the 2008 ozone national ambient air quality standards (NAAQS). This action does not reclassify any areas of Indian country within the boundaries of the Coachella Valley 2008 ozone nonattainment area.

Publication Date: 
Wednesday, March 8, 2023 - 4:00am

Air Plan Approval; MO; Restriction of Visible Air Contaminant Emissions

The Environmental Protection Agency (EPA) is taking final action to approve revisions to the Missouri State Implementation Plan (SIP) received on November 29, 2016, and March 7, 2019. The revisions were submitted by Missouri in response to a finding of substantial inadequacy and SIP call published on June 12, 2015, for a provision in the Missouri SIP related to excess emissions during startup, shutdown, and malfunction (SSM) events. In the submissions, Missouri requests to revise a regulation related to restriction of emissions of visible air contaminants.

Publication Date: 
Wednesday, March 8, 2023 - 4:00am

Air Plan Approval; New Mexico; Excess Emissions

Pursuant to the Federal Clean Air Act (CAA, the Act), the Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the New Mexico Environment Department (NMED) on October 13, 2016. The revision was submitted in response to a finding of substantial inadequacy and SIP call as published by EPA on June 12, 2015, concerning excess emissions during periods of startup, shutdown, and malfunction (SSM) events.

Publication Date: 
Friday, March 3, 2023 - 4:00am

Air Plan Approval; Kentucky; Revision to Federally Enforceable District Origin Operating Permits

The Environmental Protection Agency (EPA) is approving a revision to the Jefferson County portion of the Kentucky State Implementation Plan (SIP) submitted by the Commonwealth of Kentucky through the Kentucky Energy and Environment Cabinet (Cabinet) on June 15, 2022. The changes were submitted by the Cabinet on behalf of the Louisville Metro Air Pollution Control District (District, also referred to herein as Jefferson County).

Publication Date: 
Wednesday, March 1, 2023 - 4:00am

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