Tag: CAA

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 […]