Energy & environment · 07/10/2010

EPA Approves Tennessee's Plan to Reduce Ozone Pollution in Knoxville Area

The US Environmental Protection Agency (EPA) has approved Tennessee's plan to redesignate the Knoxville 8-hour ozone nonattainment area to attainment for the 1997 8-hour National Ambient Air Quality Standards (NAAQS), and to approve a State Implementation Plan (SIP) revision containing a maintenance plan for the Knoxville, Tennessee Area.