Regulation & law · 29/10/2012

EPA Approves Most Air Quality Implementation Plans, Disapproves Narrow Portions

The Environmental Protection Agency (EPA) has finalized its approval of most elements of State Implementation Plan (SIP) submissions from Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin, as well as a portion of Indiana's submission addressing new source review and prevention of significant deterioration requirements, in accordance with the Clean Air Act (CAA) for the 2006 24-hour fine particle national ambient air quality standards (2006 PM 2.5 NAAQS).