EPA Interstate Pollution Policy In Doubt As Stricter Ozone Standard Looms

EPA's policy on reducing interstate transport of ozone-forming air pollutants remains in doubt after years of lawsuits and regulatory changes, prompting uncertainty among state air regulators and others about what options the agency will have to help them attain what is expected to be a stricter ozone ambient air limit finalized late in 2015. Existing agency regulations are designed to help states attain years-old ozone and particulate matter (PM) national ambient air quality standards (NAAQS) and do not account for...