🌬️EPA Denies Petition Against Tennessee Valley Authority Operating Permit
The Environmental Protection Agency (EPA) Administrator signed an order dated July 10, 2025, denying a petition dated December 20, 2024, from Kentucky Resources Council, National Parks Conservation Association, Sierra Club, and Kentucky Conservation Committee (Petitioners). The petition requested that EPA object to a Clean Air Act (CAA) title V operating permit proposed by the Kentucky Division for Air Quality (KDAQ) to Tennessee Valley Authority, Shawnee Fossil Plant (Shawnee Plant) for its facility located in McCracken County, Kentucky.
Learn More🌫️EPA Approves South Dakota’s Regional Haze State Implementation Plan
The Environmental Protection Agency (EPA) is approving a regional haze state implementation plan (SIP) revision submitted by the State of South Dakota on July 29, 2022 (South Dakota's 2022 SIP submission), as satisfying applicable requirements under the Clean Air Act (CAA) and the EPA's Regional Haze Rule (RHR) for the program's second implementation period. The EPA is taking this action pursuant to CAA.
Learn More🌫️Tennessee's Regional Haze Plan
The Environmental Protection Agency (EPA) is proposing to approve a regional haze State Implementation Plan (SIP) revision submitted by the Tennessee Department of Environmental Conservation (TDEC), dated February 23, 2022, as satisfying the applicable requirements under the Clean Air Act (CAA or Act) and EPA's Regional Haze Rule (RHR) for the program's second planning period. Tennessee's SIP submission addresses the requirement that states must periodically revise their long-term strategies for making reasonable progress toward the national goal of preventing any future, and remedying any existing, anthropogenic impairment of visibility, including regional haze, in mandatory Class I Federal areas. The SIP submission also addresses other applicable requirements for the second planning period of the regional haze program. EPA is proposing this action pursuant to sections 110 and 169A of the Act.
Learn More🏭EPA Notice on Clean Air Act Permit for Valero Energy Partners
The Environmental Protection Agency (EPA) Administrator signed an Order dated July 18, 2025, granting in part and denying in part a petition dated December 3, 2024, from Texas Environmental Justice Advocacy Services, Caring for Pasadena Communities, and Lone Star Chapter of the Sierra Club (the Petitioners). The petition requested that the EPA object to a Clean Air Act (CAA) title V operating permit issued by the Texas Commission on Environmental Quality (TCEQ) to Valero Energy Partners, L.P., for its Valero Houston Refinery Tank Farm located in Harris County, Texas.
Learn More🌍EPA Issues Order on Kinder Morgan Altamont Operating Permit
The Environmental Protection Agency (EPA) Administrator signed an order dated May 30, 2025, granting a petition dated October 15, 2024, from the Center for Biological Diversity. The petition requested that the EPA object to a Clean Air Act (CAA) operating permit issued by the Utah Department of Environmental Quality (UDEQ) to Kinder Morgan Altamont, LLC for its compressor station located in Duchesne, County.
Learn More🌬️EPA Denies Petition on Young Gas Storage Company Operating Permit
The Environmental Protection Agency (EPA) Administrator signed an order dated May 30, 2025, denying a petition dated October 15, 2024, from Center for Biological Diversity. The petition requested that the EPA object to a Clean Air Act (CAA) operating permit issued by the Colorado Department of Public Health and Environment's Air Pollution Control Division (Division) authorizing Young Gas Storage Company, Ltd. (Young Gas Storage) to operate the Young Compressor Station in Morgan County, Colorado.
Learn More🌫️Proposed Rule for South Carolina's Regional Haze Plan
The Environmental Protection Agency (EPA) is proposing to approve a regional haze State Implementation Plan (SIP) revision submitted by the South Carolina Department of Health and Environmental Control (DHEC) dated March 3, 2022, as satisfying the applicable requirements under the Clean Air Act (CAA or Act) and EPA's Regional Haze Rule (RHR) for the program's second planning period. South Carolina's SIP submission addresses the requirement that states must periodically revise their long-term strategies for making reasonable progress toward the national goal of preventing any future, and remedying any existing, anthropogenic impairment of visibility, including regional haze, in mandatory Class I Federal areas. The SIP submission also addresses other applicable requirements for the second planning period of the regional haze program. EPA is proposing this action pursuant to sections 110 and 169A of the Act.
Learn More🌫️EPA Proposes Municipal Redesignation for Beaver County Air Quality
The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision and redesignation request submitted on August 12, 2024 by the Pennsylvania Department of Environmental Protection (PADEP). The SIP revision asks the EPA to redesignate the Beaver County, Pennsylvania area from nonattainment to attainment for the 2010 1-hour primary sulfur dioxide (SO<INF>2</INF>) national ambient air quality standard (NAAQS). The revision also asks the EPA to approve into the SIP the Commonwealth's maintenance plan for the 2010 1-hour primary SO<INF>2</INF> NAAQS for the Beaver County area. This action is being taken under the Clean Air Act (CAA).
Learn More🌫️EPA Extends Comment Period for Indiana Regional Haze Plan Proposal
The Environmental Protection Agency (EPA) is extending the comment period for a proposed rule published on June 18, 2025. The current comment period for the proposed rule was scheduled to close on July 18, 2025. EPA is extending the comment period for the proposed action by 30 days to August 18, 2025.
Learn More🌬️EPA Ruling on Valero Refining's Clean Air Act Permit Petition
The Environmental Protection Agency (EPA) former Acting Administrator signed an Order dated January 07, 2025, granting in part and denying in part a petition dated August 20, 2024, from Texas Environmental Justice Advocacy Services, Caring for Pasadena Communities, Lone Star Chapter of the Sierra Club, and Environmental Integrity Project (the Petitioners). The petition requested that the EPA object to a Clean Air Act (CAA) title V operating permit issued by the Texas Commission on Environmental Quality (TCEQ) to Valero Refining-Texas, L.P., for its Valero Houston Refinery located in Harris County, Texas.
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