Incorporation by reference

Air Plan Approval; Pennsylvania; 1997 8-Hour Ozone National Ambient Air Quality Standard (NAAQS) Second Maintenance Plan for the Altoona (Blair 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 (PADEP), for maintaining the 1997 8-hour ozone national ambient air quality standard (NAAQS) (referred to as the ``1997 ozone NAAQS'') in the Altoona, Blair County, Pennsylvania area (Altoona Area). EPA is approving these revisions to the Pennsylvania SIP in accordance with the requirements of the Clean Air Act (CAA).

Publication Date: 
Tuesday, February 9, 2021 - 4:00am

Air Plan Approval; Pennsylvania; 1997 8-Hour Ozone National Ambient Air Quality Standard Second Maintenance Plan for the Harrisburg-Lebanon-Carlisle 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 (PADEP), for maintaining the 1997 8-hour ozone national ambient air quality standard (NAAQS) (referred to as the ``1997 ozone NAAQS'') in the Harrisburg-Lebanon-Carlisle Area. EPA is approving these revisions to the Pennsylvania SIP in accordance with the requirements of the Clean Air Act (CAA).

Publication Date: 
Tuesday, February 9, 2021 - 4:00am

Approval and Promulgation of Air Quality Implementation Plans; Delaware; Amendments to Control of Volatile Organic Compounds Mobile Equipment Repair and Refinishing Rule Regulation

The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision submitted by the Delaware Department of Natural Resources and Environmental Control (DNREC). This SIP revision consists of the 2010 amendments to the State of Delaware's Mobile Equipment Repair and Refinishing (MERR) regulations to incorporate the Ozone Transport Commission's (OTC) 2009 Motor Vehicle and Mobile Equipment Non-Assembly Line Coating Operations regulations (MVMERR) model rule.

Publication Date: 
Monday, February 8, 2021 - 4:00am

Air Plan Approval; KY; Gasoline Loading Facilities at Existing Bulk Terminals and New Bulk Plants

The Environmental Protection Agency (EPA) is proposing to approve revisions to the Jefferson County portion of the Kentucky State Implementation Plan (SIP), submitted by the Commonwealth of Kentucky, through the Energy and Environment Cabinet (Cabinet) on September 5, 2019. The revisions were submitted by the Cabinet on behalf of the Louisville Metro Air Pollution Control District (District) and include amendments related to the standards for existing gasoline loading facilities at bulk terminals and new gasoline loading facilities at bulk plants.

Publication Date: 
Friday, January 22, 2021 - 4:00am

Air Plan Approval; North Carolina; Revisions to Exclusionary Rules and Permit Exemptions

The Environmental Protection Agency (EPA) is proposing to approve portions of revisions to a 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 September 18, 2009, and July 10, 2019.

Publication Date: 
Tuesday, January 19, 2021 - 4:00am

Partial Approval and Partial Disapproval of Air Quality Implementation Plans; Arizona; West Pinal County; 1987 PM10

The Environmental Protection Agency (EPA) is proposing to approve in part and to disapprove in part the state implementation plan (SIP) revision submitted by the State of Arizona to meet Clean Air Act (CAA or ``Act'') requirements for the 1987 PM<INF>10</INF> national ambient air quality standards (NAAQS or ``standard'') in the West Pinal County PM<INF>10</INF> nonattainment area.

Publication Date: 
Friday, January 8, 2021 - 4:00am

National Emission Standards for Hazardous Air Pollutants: Primary Magnesium Refining Residual Risk and Technology Review

This proposal presents the results of the U.S. Environmental Protection Agency's (EPA's) residual risk and technology review (RTR) for the National Emission Standards for the Hazardous Air Pollutants (NESHAP) for Primary Magnesium Refining, as required under the Clean Air Act (CAA). Based on the results of the risk review, the EPA is proposing that risks from emissions of air toxics from this source category are acceptable and that after removing the exemptions for startup, shutdown, and malfunction (SSM), the NESHAP provides an ample margin of safety.

Publication Date: 
Friday, January 8, 2021 - 4:00am

Air Plan Partial Approval, Partial Disapproval, and Partial Conditional Approval; Arizona; Maricopa County Air Quality Department; Reasonably Available Control Technology State Implementation Plan and Surface Coating Rule

The Environmental Protection Agency (EPA) is finalizing a partial approval, partial disapproval, and partial conditional approval of revisions to the Maricopa County Air Quality Department (MCAQD or County) portion of the Arizona State Implementation Plan (SIP). This action concerns the County's demonstration regarding reasonably available control technology (RACT) requirements and negative declarations for the 2008 8-hour ozone National Ambient Air Quality Standards (NAAQS or ``standards'') in the portion of the Phoenix-Mesa ozone nonattainment area under the jurisdiction of the MCAQD.

Publication Date: 
Thursday, January 7, 2021 - 4:00am

Air Plan Approval; Missouri; Removal of Kansas City, Missouri Reid Vapor Pressure Requirement

The Environmental Protection Agency (EPA) is proposing approval of revision to the Missouri State Implementation Plan (SIP), submitted by the Missouri Department of Natural Resources (MoDNR) on September 15, 2020. The proposed revision removes the Kansas City, Missouri low Reid Vapor Pressure (RVP) requirement which required gasoline sold in the Kansas City, Missouri area to have a seven pounds per square inch Reid Vapor Pressure from June 1 to September 15.

Publication Date: 
Wednesday, December 23, 2020 - 4:00am

Air Plan Approval; Pennsylvania; Reasonably Available Control Technology (RACT) for Volatile Organic Compounds (VOC) Under the 2008 Ozone National Ambient Air Quality Standards (NAAQS)

The Environmental Protection Agency (EPA) is approving two state implementation plan (SIP) revisions submitted by the Commonwealth of Pennsylvania. These revisions address certain reasonably available control technology (RACT) requirements, specifically those related to control technique guidelines (CTGs) for volatile organic compounds (VOCs) and the addition of regulations controlling VOC emissions from industrial cleaning solvents. These submissions are part of Pennsylvania's efforts to implement RACT for the 2008 ozone national ambient air quality standard (NAAQS).

Publication Date: 
Monday, December 14, 2020 - 4:00am

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