Energy & environment · 11/05/2010

EPA Approves Ohio and Indiana Requests to Redesignate Cincinnati-Hamilton Area to Attainment for Ozone

The US Environmental Protection Agency (EPA) has approved the redesignation requests of Ohio and Indiana to classify the Cincinnati-Hamilton area as an attainment zone for the 8-hour ozone National Ambient Air Quality Standard, meeting the Clean Air Act requirements. The approval is based on three years of air quality monitoring data from 2007-2009, covering Butler, Clermont, Clinton, Hamilton, and Warren Counties in Ohio, Lawrenceburg Township in Indiana, and Boone, Campbell, and Kenton Counties in Kentucky.