Tag: CAA

SSM Exemptions Are Not Consistent With CAA

The EPA announced a new guidance memo on September 30, 2021, withdrawing the previous guidance memo issued on October 9, 2020, that carved out exemptions for excess emissions in startup, shutdown, and malfunction (SSM) events for larger emitters. Industry analysts believe this signifies difficult permitting approvals ahead, as well as new State Implementation Plan (SIP) […]

EPA Indicates Amendments for Aerosol Coatings Standards

The EPA’s Spring Regulatory Agenda indicates it will amend volatile organic compound (VOC) emissions standards for Aerosol Coatings under Section 183(e) of the Clean Air Act (CAA). The agency plans to complete the amended rule by year end 2021. Why Is This Action Necessary? Aerosol coatings regulations apply to aerosol spray paints, which have been […]

EPA Faces Challenges Addressing SIPs

The EPA Office of Inspector General (OIG) issued a June 14, 2021, report that says continued delays by the EPA on State Implementation Plan (SIP) actions “increase the risk that state or local air agencies are not implementing plans sufficient to achieve or maintain the [National Ambient Air Quality Standards (NAAQS)]” under the Clean Air […]

Greenhouse gas emissions, GHG, air

EPA Revises CSAPR, Expects Reduction in NOx Emissions

On March 15, 2021, the EPA finalized revisions to the Cross-State Air Pollution Rule (CSAPR) Update to reduce downwind pollution from power plants. This action, in response to the Wisconsin v. EPA ruling by the U.S. Court of Appeals for the D.C. Circuit in September 2019, is expected to help downwind states meet the 2008 […]

Air pollution, pollutants, smokestacks

EPA Rolls Back Startup and Shutdown Excess Emissions Prohibition

On October 9, 2020, EPA Administrator Andrew Wheeler issued a memorandum to EPA regional administrators addressing “the question of whether and when it may be permissible for a state to include certain types of provisions governing periods of startup, shutdown, and malfunction (SSM) in state implementation plans (SIPs) developed pursuant to section 110 of the […]