Utilities, Environmentalists At Odds Over Novel Joint NOx-SOx-PM NAAQS

June 22, 2017
Electric utilities and environmentalists are at odds over whether EPA should pursue novel combined national ambient air quality standards (NAAQS) for nitrogen oxides (NOx), sulfur oxides (SOx) and particulate matter (PM) instead of the existing separate standards for each, posing a test for the Trump EPA's NAAQS policy. The competing positions -- with power companies opposed to the concept but environmentalists welcoming it as more protective of the environment -- are detailed in recent comments filed on the Trump...


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