Ozone

Air Plan Approval; Kentucky: Revisions to Jefferson County VOC Definition

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision to the Jefferson County portion of the Kentucky SIP, submitted by the Commonwealth of Kentucky (Commonwealth), through the Energy and Environment Cabinet (Cabinet) on September 5, 2019. The revision was submitted by the Cabinet on behalf of the Louisville Metro Air Pollution Control District (LMAPCD) and makes changes to the definition of ``Volatile Organic Compound'' (VOC).

Publication Date: 
Thursday, October 22, 2020 - 4:00am

Air Plan Approval; North Carolina; Revisions to Construction and Operation Permits

The Environmental Protection Agency (EPA) is proposing to approve a revision to the North Carolina State Implementation Plan (SIP) submitted by the State of North Carolina through the North Carolina Department of Environmental Quality, Division of Air Quality (DAQ), on July 10, 2019. The SIP revision seeks to modify the State's construction and operation permitting regulations by making minor changes that do not significantly alter the meaning of the regulations. EPA is proposing to approve this revision pursuant to the Clean Air Act (CAA or Act).

Publication Date: 
Monday, October 19, 2020 - 4:00am

Air Plan Approval; KY; Updates to Attainment Status Designations

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the Commonwealth of Kentucky, through the Kentucky Division for Air Quality (KDAQ), on December 9, 2019. The SIP revision updates the description and attainment status designations of geographic areas within the Commonwealth for several National Ambient Air Quality Standards (NAAQS or standards). The updates are being made to conform Kentucky's attainment status tables with the federal attainment status designations for these areas.

Publication Date: 
Monday, October 19, 2020 - 4:00am

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Reasonably Available Control Technology (RACT) Determinations for Case-by-Case Sources Under the 1997 and 2008 8-Hour Ozone National Ambient Air Quality Standards

The Environmental Protection Agency (EPA) is approving multiple state implementation plan (SIP) revisions submitted by the Commonwealth of Pennsylvania. These revisions were submitted by the Pennsylvania Department of Environmental Protection (PADEP) to establish and require reasonably available control technology (RACT) for individual major sources of volatile organic compounds (VOC) and nitrogen oxides (NO<INF>X</INF>) pursuant to the Commonwealth of Pennsylvania's conditionally approved RACT regulations.

Publication Date: 
Monday, October 19, 2020 - 4:00am

Air Plan Approval; Pennsylvania; 1997 8-Hour Ozone National Ambient Air Quality Standards Second Maintenance Plan for the Franklin County Area

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the Commonwealth of Pennsylvania. This revision pertains to the Commonwealth's plan, submitted by the Pennsylvania Department of Environmental Protection (DEP), for maintaining the 1997 8-hour ozone national ambient air quality standard (NAAQS) (referred to as the ``1997 ozone NAAQS'') in the Franklin County, Pennsylvania area (Franklin County Area). EPA is approving these revisions to the Pennsylvania SIP in accordance with the requirements of the Clean Air Act (CAA).

Publication Date: 
Friday, October 16, 2020 - 4:00am

Partial Approval and Partial Disapproval of Air Quality State Implementation Plans; California; Infrastructure Requirements for Ozone

The Environmental Protection Agency (EPA) is proposing to partially approve and partially disapprove the state implementation plan (SIP) revision submitted by the State of California pursuant to the requirements of the Clean Air Act (CAA or ``Act'') for the implementation, maintenance, and enforcement of the 2015 national ambient air quality standards (NAAQS or ``standards'') for ozone. As part of this action, we are proposing to reclassify certain regions of the State for emergency episode planning purposes with respect to ozone.

Publication Date: 
Friday, October 16, 2020 - 4:00am

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Reasonably Available Control Technology Determinations for Case-by-Case Sources Under the 1997 and 2008 8-Hour Ozone National Ambient Air Quality Standards

The Environmental Protection Agency (EPA) is approving multiple state implementation plan (SIP) revisions submitted by the Commonwealth of Pennsylvania. These revisions were submitted by the Pennsylvania Department of Environmental Protection (PADEP) to establish and require reasonably available control technology (RACT) for individual major sources of volatile organic compounds (VOC) and nitrogen oxides (NO<INF>X</INF>) pursuant to the Commonwealth of Pennsylvania's conditionally approved RACT regulations.

Publication Date: 
Friday, October 16, 2020 - 4:00am

Air Plan Approval; ID; 2015 Ozone NAAQS Interstate Transport Requirements

The Clean Air Act (CAA or the Act) requires each State Implementation Plan (SIP) to contain adequate provisions prohibiting emissions that will have certain adverse air quality effects in other states. On September 26, 2018, the State of Idaho (Idaho or the State) made a submission to the Environmental Protection Agency (EPA) to address these requirements for the 2015 8-hour ozone National Ambient Air Quality Standards (NAAQS).

Publication Date: 
Friday, October 16, 2020 - 4:00am

Air Plan Approval; Massachusetts; Reasonably Available Control Technology for the 2008 and 2015 Ozone Standards

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the Commonwealth of Massachusetts. The SIP revision consists of a demonstration that Massachusetts meets the requirements of reasonably available control technology (RACT) for the two precursors for ground-level ozone, oxides of nitrogen (NO<INF>X</INF>) and volatile organic compounds (VOCs), set forth by the Clean Air Act (CAA or Act) with respect to the 2008 and 2015 ozone National Ambient Air Quality Standards (NAAQSs or standards).

Publication Date: 
Thursday, October 15, 2020 - 4:00am

Air Plan Approval; Texas; Construction Prior to Permit Amendment Issuance

Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving one revision to the Texas (TX) State Implementation Plan (SIP) submitted on August, 2020, as adopted on July 15, 2020, that revised the State's New Source Review (NSR) permitting rules contained in Title 30 of the Texas Administrative Code (TAC) Chapter 116 Control of Air Pollution by Air Permits for New Construction or Modification by amending the criteria for air pollution control permits for new construction or modification, as well as make other non-substantive revisions.

Publication Date: 
Wednesday, October 14, 2020 - 4:00am

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