Environmental Protection Agency April 17, 2014 – Federal Register Recent Federal Regulation Documents
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Approval and Promulgation of Implementation Plans; States of Arkansas and Louisiana; Clean Air Interstate Rule State Implementation Plan Revisions
The Environmental Protection Agency (EPA) is taking a direct final action to approve revisions submitted to the applicable State Implementation Plans (SIPs) addressing the requirements of EPA's Clean Air Interstate Rule (CAIR) for Arkansas and Louisiana. EPA is approving revisions to the CAIR NOX Ozone Season allocation methodology submitted by the State of Arkansas as revisions to the Arkansas SIP on September 16, 2009. EPA is also approving revisions to the CAIR NOX Annual and Ozone Season Abbreviated SIP for the annual and ozone season NOX allocation methodologies and the CAIR SO2 SIP submitted by the State of Louisiana as revisions to the Louisiana SIP on July 1, 2009. EPA has evaluated the CAIR SIP revisions for Arkansas and Louisiana and determined these revisions to be consistent with the requirements of CAIR and the Clean Air Act (Act or CAA). This action is being taken under section 110 of the Act.
Approval and Promulgation of Implementation Plans; States of Arkansas and Louisiana; Clean Air Interstate Rule State Implementation Plan Revisions
The Environmental Protection Agency (EPA) is proposing to approve revisions submitted to the applicable State Implementation Plans (SIPs) addressing the requirements of EPA's Clean Air Interstate Rule (CAIR) for Arkansas and Louisiana. EPA is proposing to approve revisions to the CAIR NOX Ozone Season allocation methodology adopted on December 5, 2008, by the Arkansas Pollution Control and Ecology Commission and submitted as revisions to the Arkansas SIP on September 16, 2009. EPA is proposing to approve revisions to the CAIR NOX Annual and Ozone Season Abbreviated SIP for the annual and ozone season NOX allocation methodologies and the CAIR SO2 SIP adopted on June 20, 2008 by the State of Louisiana and submitted as revisions to the Louisiana SIP on July 1, 2009. EPA has evaluated the CAIR SIP revisions for Arkansas and Louisiana and made the preliminary determination that these revisions are consistent with the requirements of CAIR and the Clean Air Act. Therefore we are proposing to approve the revisions to the Arkansas and Louisiana SIPs under section 110 of the Act.
Approval and Promulgation of Implementation Plans; Idaho: Infrastructure Requirements for the 2010 Nitrogen Dioxide and 2010 Sulfur Dioxide National Ambient Air Quality Standards
The Environmental Protection Agency (EPA) is proposing to find that the Idaho State Implementation Plan (SIP) meets the infrastructure requirements of the Clean Air Act (CAA) for the National Ambient Air Quality Standards (NAAQS) promulgated for nitrogen dioxide (NO2) on January 22, 2010, and sulfur dioxide (SO2) on June 2, 2010. Whenever a new or revised NAAQS is promulgated, the CAA requires states to submit a plan for the implementation, maintenance and enforcement of such NAAQS. The plan is required to address basic program elements, including but not limited to regulatory structure, monitoring, modeling, legal authority, and adequate resources necessary to assure attainment and maintenance of the standards. These elements are referred to as infrastructure requirements.
Approval and Promulgation of Implementation Plans; Oregon: Infrastructure Requirements for the 2008 Lead National Ambient Air Quality Standards
The EPA is proposing to approve part of the December 27, 2013, State Implementation Plan (SIP) submittal from Oregon for purposes of meeting the infrastructure requirements of the Clean Air Act (CAA) for the National Ambient Air Quality Standards (NAAQS) promulgated for lead (Pb) on October 15, 2008. The CAA requires that each state, after a new or revised NAAQS is promulgated, review their SIP to ensure that it meets the infrastructure requirements necessary to implement the new or revised NAAQS. The EPA is proposing to find that the Oregon SIP meets the CAA infrastructure requirements for the 2008 Pb NAAQS.
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