Regulation & law · 05/12/2008

EPA Approves Revisions to California State Implementation Plan for NOx Emissions from Large Water Heaters and Small Boilers

The US Environmental Protection Agency (EPA) has taken direct final action to approve revisions to the South Coast Air Quality Management District portion of the California State Implementation Plan, focusing on reducing oxides of nitrogen (NOx) emissions from large water heaters and small boilers and process heaters, in compliance with the Clean Air Act of 1990.